HomeMy WebLinkAboutDocument Markups - Utility Plan - 04/28/2023E. VINE DRIVEN. COLLEGE AVENUECHERRY STREET
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SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
CS1 COVER SHEET1
MARCH 2023 CONTACT INFORMATION
PROJECT TEAM:
VICINITY MAP
NORTH
PROJECT DATUM: NAVD88
CITY OF FORT COLLINS BENCHMARK 1-00
ON A CATCH BASIN AT THE SOUTHEAST CORNER OF VINE DR. AND COLLEGE AVE.
ELEV.=4968.74
CITY OF FORT COLLINS BENCHMARK 3-13
APPROX. 40 FT SOUTH OF THE LINDEN ST. BRIDGE OVER THE POUDRE RIVER, ON
THE WEST SIDE OF LINDEN ST. , ON A STORM INLET.
ELEV.=4962.27
PLEASE NOTE: THIS PLAN SET IS USING NAVD88 FOR A VERTICAL DATUM.
SURROUNDING DEVELOPMENTS HAVE USED NGVD29 UNADJUSTED FOR THEIR
VERTICAL DATUMS.
IF NGVD29 UNADJUSTED DATUM IS REQUIRED FOR ANY PURPOSE, THE
FOLLOWING EQUATION SHOULD BE USED: NGVD29 UNADJUSTED = NAVD88 - 3.18'
BASIS OF BEARINGS
THE BASIS OF BEARINGS IS THE WEST LINE LINE OF THE SOUTHWEST QUARTER
OF SECTION 1-7-69 AS BEARING SOUTH 00° 38' 34" WEST (ASSUMED BEARING)
AND MONUMENTED AS SHOWN ON PLAT.
PROJECT BENCHMARKS:
POWERHOUSE 2
PROJECT TEAM:
Roger Sherman
BHA Design Incorporated
1603 Oakridge Drive, Suite 100
Fort Collins, Colorado 80525
(970)223-7577
Colorado State University
Bryan Willson
Executive Director, CSU Energy Institute
450 N College Ave.
Fort Collins, CO 80524
(970)227-5164
Northern Engineering Services, Inc.
Andy Reese
301 North Howes Street, Suite 100
Fort Collins, Colorado 80521
(970) 221-4158
PLANNER/
LANDSCAPE ARCHITECT
OWNER/APPLICANT
SITE ENGINEER
SHEET INDEX
A PARCEL OF LAND LOCATED IN THE SOUTHWEST QUARTER OF SECTION 1, TOWNSHIP 7 NORTH,
RANGE 69 WEST OF THE 6TH P.M., CITY OF FORT COLLINS, COUNTY OF LARIMER, STATE OF COLORADO
Northern Engineering Services, Inc.
Bob Tessely, PLS
301 North Howes Street, Suite 100
Fort Collins, Colorado 80521
(970) 221-4158
SITE SURVEYOR
TYPICAL SECTIONS
1 CS1 COVER SHEET
2 CS2 GENERAL & CONSTRUCTION NOTES
3 CS3 EROSION CONTROL NOTES
4 EX1 EXISTING CONDITIONS & DEMOLITION PLAN
5 PV1 PAVING & SIGNAGE PLAN
UTILITY SHEETS
6 OU1 UTILITY PLAN
SANITARY SHEETS
7 SS1 OFFSITE SANITARY SEWER PLAN & PROFILE
8 SS2 SANITARY SEWER B PLAN & PROFILE
STORM SHEETS
9 ST1 POND OUTFALL PLAN & PROFILE
10 ST2 STORM DRAIN C PLAN & PROFILE
11 ST3 STORM DRAIN D PLAN & PROFILE
GRADING SHEETS
12 OG1 OVERALL GRADING PLAN
13 - 14 G1 - G2 GRADING PLAN
RAIN GARDEN SHEETS
15 RG1 NORTH RAIN GARDEN PLAN & DETAILS
16 RG2 SOUTH RAIN GARDEN PLAN
DETAIL SHEETS
17 - 21 D1 - D5 SITE DETAILS
22 - 24 D6 - D8 UTILITY DETAILS
25 - 30 D9 - D14 DRAINAGE DETAILS
DRAINAGE SHEETS
31 EC1 INITIAL EROSION CONTROL PLAN
32 EC2 INTERIM EROSION CONTROL PLAN
33 EC3 FINAL EROSION CONTROL PLAN
34 - 35 EC4 - EC5 EROSION CONTROL DETAILS
36 DR1 DEVELOPED DRAINAGE EXHIBIT
37 FP1 FLOODPLAIN EXHIBIT
FINAL CONSTRUCTION PLANS FOR
E N G I N E E R N GI
EHTRON R N
E N G I N E E R N GI
EHTRON R N
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
PROJECT
LOCATION
UTILITY CONTACT LIST: *
UTILITY COMPANY
* This list is provided as a courtesy reference only. Northern Engineering Services assumes no responsibility for
the accuracy or completeness of this list. In no way shall this list relinquish the Contractor's responsibility for
locating all utilities prior to commencing any construction activity. Please contact the Utility Notification Center of
Colorado (UNCC) at 811 for additional information.
PHONE NUMBER
APPROVED:
City Engineer:Approved Sheets Date
Water & Wastewater Utility Approved Sheets Date
Stormwater Utility Approved Sheets Date
Park Planning and Development Approved Sheets Date
Traffic Operations Approved Sheets Date
Environmental Planner Approved Sheets Date
City of Fort Collins, Colorado
UTILITY PLAN APPROVAL
APPROVED:
APPROVED:
APPROVED:
APPROVED:
APPROVED:
Field Survery:
Northern Engineering Services, Inc.
Date: October 25, 2019
FIELD SURVEY BY:
These plans have been reviewed by the City of Fort Collins for concept only. The review does not imply responsibility
by the reviewing department, the City of Fort Collins Engineer, or the City of Fort Collins for accuracy and correctness
of the calculations. Furthermore, the review does not imply that quantities of items on the plans are the final quantities
required. The review shall not be construed for any reason as acceptance of financial responsibility by the City of Fort
Collins for additional quantities of items shown that may be required during the construction phase.
DISCLAIMER STATEMENT:
CTL Thompson, Inc
Geotechnical Investigation Proposed Improvements
Powerhouse 2
Project No. FC10223-125
Date: March 14, 2022
SUBSURFACE EXPLORATION BY:
Travel
69' ROW (min.)
42' Roadway
5'
Walk
(min.)(min.)
Pkwy.
8.5'
Pkwy.
5'
(min.)
8.5'
11'
Util.
Esmt.
9'
Esmt.
Util.
9'
(min.)
Walk
Travel
11'
7'
Lane
Bike
3'7'
Lane
Bike
3'
Bike
Lane
Buffer
Bike
Lane
Buffer
2 LANE ARTERIAL w/ PARALLEL PARKING
(EAST VINE DRIVE)
2 LANE COLLECTOR
(JEROME STREET)
(min.)
Walk
84' ROW (min.)
52' Roadway
7'
Pkwy.
6'
(min.)
8'
Esmt.
Util.
15'
Center
10'
Travel
11'
Travel
11'
3'
Lane
Bike
7'3'
Bike
Lane
Buffer
Bike
Lane
Buffer
Lane
Bike
(min.)
Walk
84' ROW (min.)
52' Roadway
7'
Walk
(min.)
(min.)
Pkwy.
10'
Pkwy.
6'
(min.)
10'
Util.
Esmt.
15'
Esmt.
Util.
15'
Center
10'
Travel
11'
Travel
11'
3'
Lane
Bike
7'3'
Bike
Lane
Buffer
6'
Bike
Lane
Buffer
Lane
Bike
8'
Parallel
Parking
(min.)
Walk
Pkwy.
6'
(min.)
8'
Esmt.
Util.
15'
8'
Parallel
Parking
2 LANE ARTERIAL
(EAST VINE DRIVE)
Pedestrain
Access Easement
Pedestrain
Access Easement
LAKE CANAL
GAS-----------------Xcel Energy-----------------------------Cory Thelen (970) 225-7843
ELECTRIC--------City of Fort Collins Light & Power--Cody Snowdon (970) 416-2306
CABLE-------------Comcast----------------------------------Don Kapperman (970) 567-0425
TELECOM.--------Lumen-------------------------------Brady Craddock (970) 342-3431
WATER------------City of Fort Collins Utilities-----------Jim McChesney (970) 556-8179
WASTEWATER--City of Fort Collins Utilities-----------Jim McChesney (970) 556-8179
STORMWATER-City of Fort Collins Utilities-----------Heidi Hansen (970) 221-6854
UTILITY PLAN APPROVAL
BOXELDER SANITATION DISTRICT
CACHE LA POUDRE
RESERVOIR COMPANY
UTILITY PLAN REVIEW
EAST LARIMER COUNTY WATER DISTRICT
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JEROME STREET LLC,
216 E OAK ST
JEROME STREET STATION LLC,
742 N COLLEGE AVE
LMC VENTURES LLC,
742 N COLLEGE AVE
CITY OF FORT COLLINS
405 N COLLEGE AVE
MORAK KAREN LLC
622 N COLLEGE AVE
CITY OF FORT COLLINS,
740 N COLLEGE AVE
LAKE CANAL COMPANY EASEMENT
LAKE CANAL EASEMENT PER
REMOVE
EXISTING MAIL BOX
REMOVE
EXISTING MAIL BOX
REMOVE & RESET
EXISTING PEDESTAL TELE.
REMOVE & RELOCATE
EXISTING PEDESTAL (TELE.)
REMOVE AND RELOCATED
EXISTING FIRE HYDRANT 30" FROM
PROPOSED TOP BACK OF CURB
OR RAMP
REMOVE UNDERGROUND
ELECTRIC UTILITY
REMOVE UNDERGROUND
ELECTRIC UTILITY
REMOVE UNDERGROUND
ELECTRIC UTILITY REMOVE UNDERGROUND
ELECTRIC UTILITY
REMOVE UNDERGROUND
ELECTRIC UTILITY
REMOVE EX-STORM LINE
(CONTRACTOR TO VERIFY
EXISTENCE AND LOCATION)
REMOVE EXISTING SIGN
REMOVE
STRUCTURE
REMOVE
BOLLARDS
REMOVE BOLLARDS
REMOVE BOLLARDS
AND STEEL CABLE
REMOVE BOLLARDS
AND STEEL CABLE
REMOVE BOLLARDS
AND STEEL CABLE
REMOVE BOLLARDS
REMOVE BOLLARD
REMOVE BOLLARDS
REMOVE
CONCRETE WALL
REMOVE
CONCRETE WALL
REMOVE
CONCRETE WALL
REMOVE
TIMBER WALL
REMOVE
CONCRETE WALL
REMOVE
EXISTING FENCE
REMOVE
EXISTING FENCE
REMOVE
EXISTING FENCE
REMOVE
EXISTING FENCE
REMOVE UNDERGROUND
TELE. UTILITY
REMOVE & RELOCATE
EXISTING PEDESTAL.
REMOVE & RELOCATE
EXISTING PEDESTAL (CABLE.)
REMOVE PROPANE TANK
REMOVE EXISTING
WATER SERVICE
(SEE NOTE 4)
REMOVE EXISTING
WATER SERVICE
REMOVE EXISTING
WATER SERVICE
(SEE NOTE 4)
REMOVE EXISTING
WATER SERVICE
(SEE NOTE 4)
REMOVE EXISTING
METER PIT.
(SEE NOTE 4)
REMOVE APPROXIMATELY 165'
OF EXISTING CURB & GUTTER
REMOVE EXISTING
METER PIT
(SEE NOTE 4)
REMOVE EXISTING
WATER SERVICE
(SEE NOTE 4)
EXISTING TREE TO
BE PROTECTED
EXISTING TREE TO
BE PROTECTED
EXISTING TREE TO
BE PROTECTED
EXISTING TREE TO
BE PROTECTED
EXISTING TREE TO
BE REMOVED
REMOVE
EXISTING SIGN
REMOVE EXISTING
12" Ø STUMP
EXISTING 30'
GAS LINE EASEMENT
-REMOVE AND REPLACE EXISTING MANHOLE.
WITH A 4' DIAMETER MANHOLE
-ABANDON & FLASH FILL EXISTING SANITARY MAIN
THROUGH LAKE CANAL EASEMENT.
-BEGIN REMOVE 12" SEWER LINE SOUTH OF LAKE
CANAL EASEMENT.
REMOVE UNDERGROUND
ELECTRIC UTILITY
REMOVE & RE-USE
EXISTING STREET LIGHT
EXISTING 10'
UTILITY EASEMENT
EXISTING 10'
UTILITY EASEMENT
EAST VINE DRIVE JEROME STREETNORTH COLLEGE AVENUELAKE
C
A
N
A
L
SAN MH
RIM=4963.99
INV IN=4956.45 (NW)
INV OUT=4955.88 (S)
EX-SANITARY MH
RIM=4961.65
INV IN=4955.31 (NW)
INV OUT=4955.27 (S)
STORM MH IN BOX
RIM=4966.73
INV OUT=4961.91
REMOVE EX- STORM INLET
RIM=4961.82
INV OUT=4959.79 (E)
REMOVE EX-STORM INLET
RIM=4961.02
INV IN=4959.36 (W)
INV OUT=4959.20 (E)
REMOVE EX-STORM INLET
RIM=4959.91
INV IN=4958.52 (W)
INV OUT=4958.46 (S)
EX-STORM MH (TO REMAIN)
RIM=4960.31
INV IN=4957.42 (N)
INV OUT=4958.42 (SE)
SNOUT OPENING
BTM=4953.00
WATER ELEV=4957.23
EX-SANITARY MH
RIM=4961.63
INV IN=4955.49 (N)
INV OUT=4955.31 (SE)
REMOVE & REPLACE
EX-INLET BOX w/SUMP & SNOUT
EXISTING UTILITY
EASEMENT TO BE VACATED
REMOVE EXISTING LIGHT
REMOVE
EXISTING LIGHT
REMOVE
EXISTING FENCE
EX SSMH
RIM 4964.0 ±
INV. IN 4958.97 (N)
INV. OUT 4958.77 (S)
EX SSMH
RIM 4964.5 ±
INV. IN 4957.66 (N)
INV. OUT 4957.48 E)
60' CANAL EASEMENT
EXISTING 30'
GAS LINE EASEMENT
EXISTING GAS LINE
REMOVE & RE-USE
EXISTING STREET LIGHT
REMOVE & RE-USE
EXISTING STREET LIGHT
REMOVE & RE-USE
EXISTING STREET LIGHT
EDGE OF PROPOSED
SAW CUT
EXISTING CURB, GUTTER,TO BE
REMOVED AND REPLACED
EDGE OF PROPOSED
SAW CUT
REMOVE EX-STORM LINE
(CONTRACTOR TO VERIFY
EXISTENCE AND LOCATION)
12" SEWER MAIN
(LINED)
REMOVE APPROXIMATELY 271'
OF EXISTING 12" SEWER MAIN. CAP
REMAINING 12" LINE FOR PROPOSED
SANITARY SERVICE TIE IN.
SEWER MAY NOT BE REMOVED IN ANY
WAY UNTIL THE PROPOSED OFFSITE
SEWER MAIN IS CONSTRUCTED AND
ACCEPTED BY THE WATER UTILITY
REMOVE
EXISTING LIGHT
END REMOVAL OF 12" SEWER
LINE. CAP REMAINING LINE FOR
PROPOSED SANITARY SERVICE TIE IN
REMOVE & REPLACE
EX - 18" FES & 18" STORM LINE
EX - 18" FES
FL ELEV. = 4956.64
EX-SANITARY MH
RIM=4963.47
INV IN=4957.95 (S) SERVICE
INV IN=4959.56 (N)
INV OUT=4956.28 (E)
EX-SANITARY MH
RIM=4960.52
INV IN=4955.14 (W)
INV IN=4955.20 (N)
INV OUT=4955.12 (E)
EXISTING ELCO
WATER MAIN
EXISTING 6" CITY
OF FORT COLLINS
WATER MAIN
REMOVE
EXISTING LIGHT
REMOVE EXISTING
STREET LIGHT
REMOVE & REUSE
EXISTING STOP SIGNREMOVE & RELOCATE
EXISTING ELECTRICAL BOX
100 YR FLOODPLAIN
(CURRENT EFFECTIVE)500 YR FLOODPLAIN
(CURRENT EFFECTIVE)
100 YR FLOODPLAIN
(CURRENT EFFECTIVE)
100 YR FLOODPLAIN
(CURRENT EFFECTIVE)
500 YR FLOODPLAIN
(CURRENT EFFECTIVE)
100 YR FLOODPLAIN
(CURRENT EFFECTIVE)
500 YR FLOODPLAIN
(CURRENT EFFECTIVE)
100 YR FLOODPLAIN
(CURRENT EFFECTIVE)500 YR FLOODPLAIN
(CURRENT EFFECTIVE)
REMOVE & RELOCATE
EXISTING F.O. VAULT
REMOVE
EXISTING DEAD TREE
EDGE OF PROPOSED
SAW CUT FOR IRRIGATION
TAP & METER CONSTRUCTION
APPROXIMATELY 25' OF EXISTING CURB & GUTTER
& 250 SF OF CURB RAMP TO BE REMOVED AND REPLACED
REMOVE APPROXIMATELY 75'
OF EXISTING CURB & GUTTER
REMOVE APPROXIMATELY 21'
OF EXISTING CURB & GUTTER
EDGE OF PROPOSED
SAW CUT FOR WATER
& FIRE SERVICE
REMOVE & REPLACE ±125' OF
EXISTING 12" VCP SANITARY PIPE
UPHAM FREDERICK M
207 E. VINE DRIVE
KUNDLA TODD J
209 E. VINE DRIVE
EXISTING ELEC. BREAKER AND
ELEC. BOX TO BE PROTECTED
REMOVE AND RELOCATED
EXISTING BUS SIGN
EXISTING BIKE LANE
SIGN TO BE PROTECTED
REMOVE AND REPLACE EXISTING
MANHOLE. WITH A 5' DIAMETER MANHOLE
EXISTING SERVICES (TO REMAIN) NEED
TO BE DYE TESTED AND TAP
LOCATION(S) FOR 620 N COLLEGE
CONFIRMED. THIS SHOULD BE DONE BY
CONTRACTOR PRIOR TO COMMENCING
CONSTRUCTION.
EXISTING CURB, GUTTER,TO BE
REMOVED AND REPLACED
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
EX1 DEMOLITION PLANEXISTING CONDITIONS &4
NORTH
( IN FEET )
1 inch = ft.
Feet04040
40
80 120
R1 STRUCTURE (HOUSE, BARN, SHED & SILO) TO BE REMOVED & DISPOSED OF OFF
SITE, ACCORDING TO ALL LAWS & REGULATIONS.
FENCE TO BE REMOVED AND DISPOSED OF OFF SITE.
OVERHEAD UTILITIES & POLES SHALL BE REMOVED, & RELOCATED. COORDINATE
WITH UTILITY OWNER PRIOR TO REMOVAL.
GAS SERVICE SHALL BE REMOVED & DISPOSED OF OFF SITE. COORDINATE WITH
UTILITY OWNER PRIOR TO REMOVAL.
PROJECT DEMOLITION NOTES
R2
R3
NORTHERN ENGINEERING
DATED: OCTOBER 25, 2019
FIELD SURVEY BY:
R4
EXISTING ELECTRIC E
LEGEND:
G
T
EXISTING STORM SEWER
EXISTING TELEPHONE
EXISTING GAS
EXISTING IRRIGATION BOX
EXISTING GAS METER
EXISTING TELEPHONE PEDESTAL
EXISTING TREES (TO REMAIN)
NOTES:
EXISTING SANITARY SEWER SS
EXISTING WATER W
EXISTING FENCE X
EXISTING WATER METER
EXISTING FIRE HYDRANT
EXISTING ELECTRIC VAULT
PROJECT BOUNDARY
EXISTING RIGHT-OF-WAY
EXISTING MAJOR CONTOUR
EXISTING MINOR CONTOUR
VAULT
ELEC
CONTROL
IRR
EXISTING TREES (TO BE REMOVED)
EXISTING CABLE CTV
EXISTING FIBER OPTIC FO
1. THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING NEW
CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL
UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR ALL UNKNOWN
UNDERGROUND UTILITIES.
2.CONTRACTOR SHALL BE RESPONSIBLE FOR COORDINATING DEMOLITION, REMOVAL,
REPLACEMENT, AND DISPOSAL OF ALL FACILITIES AND MATERIAL.
3.CONTRACTOR IS ENCOURAGED TO PERFORM DEMOLITION IN A MANNER THAT
MAXIMIZES SALVAGE, RE-USE, AND RECYCLING OF MATERIALS. THIS INCLUDES
APPROPRIATE SORTING AND STORING. IN PARTICULAR, DEMOLISHED CONCRETE,
ASPHALT, AND BASE COURSE SHOULD BE RECYCLED IF POSSIBLE.
4.EXISTING WATER AND WATER SEWER SERVICES SHALL BE REMOVED OR
ABANDONED AT THE MAIN PER CITY REQUIREMENTS.
5.ALL SYMBOLS ARE ONLY GRAPHICALLY REPRESENTED AND ARE NOT TO SCALE.
6.CONTACT THE PROJECT SURVEYOR FOR ANY INQUIRIES RELATED TO THE EXISTING
SITE SURVEY.
EXISTING OVERHEAD UTILITY
APPROXIMATE LIMITS OF CONCRETE/
ASPHALT REMOVAL
PROPOSED SAWCUT
APPROXIMATE AREA OF
GRAVEL/DIRT REMOVAL
OHU
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
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EXISTING 30' UTILITY &
DRAINAGE EASEMENT
PROPOSED 30' LAKE
CANAL EASEMENT
24' EMERGENCY
ACCESS EASEMENT
24' EMERGENCY
ACCESS EASEMENT
30' CANAL EASEMENT
PER BRUSH MOBILE
HOME P.U.D.
24.1' CITY TRAIL &
UTILITY EASEMENT
15' CITY TRAIL
& UTILITY EASEMENT
POND OUTFALL A
SEE SHEET ST1
PROPOSED BUILDINGNORTH COLLEGE AVENUEJEROME STREETPROPOSED 6"
FIRE CONNECTION
PROPOSED 3" WATER
SERVICE AND METER PIT
LAKE
C
A
N
A
L
15' UTILITY EASEMENT
JEROME STREET LLC,
216 E OAK ST
JEROME STREET STATION LLC,
742 N COLLEGE AVE
LMC VENTURES LLC,
742 N COLLEGE AVE
CITY OF FORT COLLINS
405 N COLLEGE AVE
MORAK KAREN LLC
622 N COLLEGE AVE
CONNECT TO
EXISTING
GAS LINE
PROPOSED GAS
SERVICE & METER
PROPOSED POND
OUTLET STRUCTURE A
TYPE D INLET
CITY OF FORT COLLINS,
740 N COLLEGE AVE
EXISTING 6" WATER
EXISTING ELCO
WATER MAIN
PROPOSED
BUS STOP
EXISTING 21"
SANITARY SEWER
EXISTING 21" CLAY SANITARY SEWER
EXISTING 8" WATER
EXISTING
FIRE HYDRANT
PROPOSED
10' TRAIL
EXISTING
8" WATER
EXISTING 21"
SANITARY SEWER
EXISTING SANITARY SERVICE
PROTECT IN PLACE
EXISTING 10" CLAY, LINED
SANITARY SEWER
EXISTING
18" STORM
EXISTING 24" STORM
EAST VINE DRIVE
PROPOSED
4' CURB CUT
PROPOSED OUTDOOR
LANDSCAPED AMPHITHEATER
PROPOSED
TYPE R INLET
PROPOSED 4'
SANITARY MANHOLE
EXISTING 12" SANITARY MAIN
TO CONVERT TO SEWER SERVICE
WITH THIS DEVELOPMENT
CONNECT TO EXISTING 8"
WATER MAIN.
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)15' UTILITY EASEMENT15' UTILITY EASEMENT
PROPOSED ROW
TIE INTO EXISTING
ELECTRICAL VAULT
PROPOSED
SCOUR-STOP
PROPOSED
SCOUR-STOP
PROPOSED FH
ASSEMBLY
PROPOSED 1.5"
IRRIGATION TAP
PROPOSED 1.5"
IRRIGATION METER
PROPOSED
ELECTRICAL
TRANSFORMERS
NATURAL HABITAT
BUFFER ZONE
NATURAL HABITAT
BUFFER ZONE
LAKE
C
A
N
A
L
C
E
N
T
E
R
L
I
N
E
EMERGENCY ACCESS GATE
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
VAULT
F.O.
RELOCATE EXISTING
F.O. VAULT TO PKWY
PROPOSED
TYPE R INLET
W/SNOUT & SUMP
APPROXIMATELY 12'
OF 12" PVC SLEEVE
DRAINAGE EASEMENT
(WIDTH VARIES)
DRAINAGE EASEMENT
(WIDTH VARIES)
5.15' DRAINAGE
EASEMENT
DRAINAGE
EASEMENT
(WIDTH VARIES)
PROPOSED 30'
UTILITY EASEMENT
PROPOSED
SCOUR-STOP
PROPOSED
UNDERDRAIN
PROPOSED SANITARY
SEWER MANHOLE
PROPOSED SANITARY
CONNECTION TO VCP
15' UTILITY EASEMENT
20' UTILITY AND DITCH
PERMANENT EASEMENT
(ANDERSON WHITEWATER PLAT)
RAIN GARDEN 1
SEE SHEET RG1
PROPOSED
UNDERDRAIN
PROPOSED 6"
FIRE SERVICE
STORM DRAIN D
SEE SHEET ST3
SOUTH RAIN GARDEN 1
SEE SHEET RG2
SOUTH RAIN GARDEN 2
SEE SHEET RG2
SOUTH RAIN GARDEN 3
SEE SHEET RG2
15.17 LF
10" HDPE
@ 0.50%
12.52 LF
12" HDPE
@ 0.50%
40.79 LF
12" HDPE
@ 0.50%
47.01 LF
12" HDPE
@ 0.50%
7.45 LF
12" HDPE
@ 0.50%
26.16 LF
12" HDPE
@ 0.50%
34.19 LF
12" HDPE
@ 0.50%
13.62 LF
12" HDPE
@ 0.50%
12.57 LF
15" HDPE
@ 0.50%45.73 LF
10" HDPE
@ 0.50%
15.74 LF
10" HDPE
@ 0.50%
7.45 LF
15" HDPE
@ 0.50%
106.41 LF
15" HDPE
@ 0.50%
11.96 LF
10" HDPE
@ 0.50%
48.23 LF
15" HDPE
@ 0.50%
STORM DRAIN C
SEE SHEET ST3
SANITARY SEWER B
SEE SHEET SS2
OFF SITE SANITARY SEWER
SEE SHEET SS1
EXISTING
GAS LINE
16.88 LF
15" HDPE
@ 0.50%
ROOF DRAIN CONNECTION E4
INV. IN=4965.87 (W)
INV. OUT=4965.88 (E)
ROOF DRAIN CONNECTION E3
INV. IN=4965.80 (W)
INV. OUT=4965.80 (E)
ROOF DRAIN CONNECTION E2
INV. IN=4965.57 (W)
INV. OUT=4965.57 (E)
ROOF DRAIN CONNECTION E1-7
INV. IN=4965.32 (E)
INV. OUT=4965.32 (W)
ROOF DRAIN CONNECTION E1-5
INV. IN=4965.02 (E)
INV. OUT=4965.02 (W)
ROOF DRAIN CONNECTION E1-1
INV. IN=4964.40 (E)
INV. OUT=4964.40 (W)
FES E
INV. IN=4963.19 (S)
DRAIN BASIN E5 (10'' Ø) E5
INV. OUT=4965.95 (E)
DRAIN BASIN E1 (18'' Ø)
INV. IN=4965.51 (W)
INV. IN=4964.16 (E)
INV. OUT=4963.72 (N)
ROOF DRAIN CONNECTION E1-2
INV. IN=4964.46 (E)
INV. OUT=4964.46 (W)
DRAIN BASIN E1-10 (12'' Ø)
INV. OUT=4965.66 (W)
DRAIN BASIN E1-9 (15'' Ø)
INV. IN=4965.53 (E)
INV. OUT=4965.53 (N)
DRAIN BASIN E1-3 (18'' Ø)
INV. IN=4964.75 (S)
INV. OUT=4964.50 (W)
DRAIN BASIN E1-6 (12'' Ø)
INV. IN=4965.08 (E)
INV. OUT=4965.08 (W)
DRAIN BASIN E1-4 (15'' Ø)
INV. IN=4964.81 (E)
INV. OUT=4964.81 (N)
DRAIN BASIN E1-8 (15'' Ø)
INV. IN=4965.49 (S)
INV. OUT=4965.49 (W)
FES F
INV. IN=4960.50 (NW)
FES F1
INV. OUT=4960.58 (SE)
INLET G1
INV. OUT=4958.48 (S)
4.24 LF
12" HDPE
@ 0.50%
FES G
INV. IN=4958.46 (N)
UPHAM FREDERICK M KUNDLA TODD J
209 E. VINE DRIVE
PROPOSED
88.5' ROW
ELECTRIC
METER
STORM DRAIN G
STORM DRAIN F
STORM DRAIN E
PROPOSED
UNDERDRAIN
CONNECT UNDERDRAIN
TO STORM DRAIN C
CONNECT TO
EXISITNG OVAL VAULT
INTERCEPT EXISTING
ELECTRICAL LINE
CONDUIT ACROSS VINE.
5.15' DRAINAGE
EASEMENT
PROPOSED FORBAY
SEE SHEET D11
EXISTING SANITARY MANHOLE
TO BY REPLACE WITH A 5'
MANHOLE
RELOCATED FIRE
HYDRANT 30" FROM TOP
BACK OF CURB OR RAMP
EXISTING ELCO
FoCO ELEC.
EXISTING 12" VCP
SANITARY SEWER
EXISTING 12" VCP
SANITARY SEWER
PROPOSED
UNDERGROUND
ELECTRICAL LINE
PROPOSED
OVERFLOW
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
OU1 UTILITY PLAN6
NORTH
( IN FEET )
1 inch = ft.
Feet04040
40
80 120
NOTES:
1.THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING NEW
CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL
UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR ALL UNKNOWN
UNDERGROUND UTILITIES.
2.ALL WATER CONSTRUCTION SHALL BE PER THE CITY OF FORT COLLINS UTILITIES
WATER AND WASTEWATER DESIGN CRITERIA MANUAL.
3.ALL SEWER CONSTRUCTION SHALL BE PER THE CITY OF FORT COLLINS SANITARY
SEWER DESIGN TECHNICAL CRITERIA MANUAL, LATEST EDITION.
4.ALL WATER FITTINGS AND VALVES ARE ONLY GRAPHICALLY REPRESENTED AND ARE
NOT TO SCALE.
5.ALL WATERLINES SHALL HAVE A MINIMUM OF 4.5' AND MAXIMUM OF 5.5' WATER LINE
COVER FROM FINISHED GRADE TO TOP OF PIPE.
6.MAINTAIN 10' HORIZONTAL AND 18" VERTICAL MINIMUM SEPARATION BETWEEN ALL
SANITARY SEWER MAINS, WATER MAINS & SERVICES.
7.REFER TO THE PLAT FOR LOT AREAS, TRACT SIZES, EASEMENTS, LOT DIMENSIONS,
UTILITY EASEMENTS, OTHER EASEMENTS, AND OTHER SURVEY INFORMATION.
8.LIMITS OF STREET CUT ARE APPROXIMATE. FINAL LIMITS ARE TO BE DETERMINED
IN THE FIELD BY THE THE CITY OF FORT COLLINS ENGINEERING INSPECTOR. ALL
REPAIRS TO BE IN ACCORDANCE WITH THE CITY OF FORT COLLINS STREET REPAIR
STANDARDS.
9.ALL MANHOLE RIM ELEVATIONS (EXISTING & PROPOSED) ARE TO BE ADJUSTED TO 14"
BELOW FINISHED GRADE. IF NECESSARY, CONE SECTIONS SHALL BE ROTATED TO
PREVENT LIDS BEING LOCATED WITHIN VEHICLE OR BICYCLE WHEEL PATHS.
10.THE NATURAL HABITAT BUFFER ZONE IS INTENDED TO BE MAINTAINED IN A NATIVE
LANDSCAPE. PLEASE SEE SECTION 3.4.1 OF THE LAND USE CODE FOR ALLOWABLE
USES WITHIN THE NATURAL HABITAT BUFFER ZONE.
11.APPLICANT AND STAFF HAVE DETERMINE AN IMPROVEMENT OF THE EXISTING
SEWER LINE THAT WOULD HAVE LESS IMPACT ON EXISTING FACILITIES INCLUDING
OPTIONS THAT WOULD REDUCE THE TOTAL LENGTH OF THE NEW 12” PVC PIPE. IT
HAS BEEN INCORPORATED IN THE FINAL DESIGN.
EXISTING LOT LINE
EASEMENT LINE
SPROPOSED SEWER SERVICE
WPROPOSED WATER SERVICE
EXISTING WATER MAIN
PROPOSED WATER MAIN
PROPOSED STORM SEWER
LEGEND:
G
T
EXISTING STORM SEWER
EXISTING TELEPHONE
EXISTING GAS
EXISTING SANITARY SEWER
PROPOSED STORM INLET
PROPOSED CURB & GUTTER
PROPOSED SANITARY SEWER
PROPOSED FIRE HYDRANT
EXISTING FIRE HYDRANT
PROPERTY BOUNDARY
EXISTING TELEPHONE PEDESTAL
PROPOSED STREET LIGHT
W
SS
PROPOSED LOT LINE
PROPOSED ROW
EXISTING ROW
EXISTING CABLE CTV
PROPOSED UNDERDRAIN UD
PROPOSED UNDERGROUND ELECTRICAL UGE UGE
SWALE FLOW LINE
PROPOSED LANDSCAPING ROCK & ROCK WALL
NATURAL HABITAT BUFFER ZONE (NHBZ)
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
FDC
S
S
S S
S
SS SS SS SS SS SS SS SS SS SS SS SS SS
SS SS SS SSSSWWWWWWWWEEEEEE
FO FO FO FO FO FO FO FO
T T T T T T T T
T T T T T T
T WWW W W W W W W W
FO FO FO FO FO FO FO FOGGGG
XXE
WWSWO S
S/ / / / / / / /D GCTV CTV CTV CTV CTV
G G G G G
CTV CTV CTV CTV CTV CTV CTV
CTV
VAULT
CABLE
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
UD UD
UD UD
UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGEEAST VINE DRIVE
EX-SANITARY MH
RIM=4961.65
INV IN=4955.31 (NW)
INV OUT=4955.27 (S)
EX - 18" FES
FL ELEV. = 4956.64
EX-SANITARY MH
RIM=4960.52
INV IN=4955.14 (W)
INV IN=4955.20 (N)
INV OUT=4955.12 (E)
UPHAM FREDERICK M
207 E. VINE DRIVE
KUNDLA TODD J
209 E. VINE DRIVE
POND OUTFALL A
SEE SHEET ST1
EXISTING 6" WATER
EXISTING ELCO
WATER MAIN
15' UTILITY EASEMENT
PROPOSED
TYPE R INLET
W/SNOUT & SUMP
PROPOSED ROW
88.5'
15' UTILITY EASEMENT
20' UTILITY AND DITCH
PERMANENT EASEMENT
(ANDERSON WHITEWATER PLAT)
CONNECTION B1
STA 13+24.29
N: 134316.78
E: 195609.98
40.00 LF
12" PVC
@ 0.20%
SSMH B2
STA 13+64.29
N: 134317.30
E: 195569.98
EXISTING 12" VCP @ 0.20%
EXMH B
STA 10+00.00
N: 134312.61
E: 195934.24
324.29 LF EXISTING 12" VCP @ 0.20%
EXISTING 30' GAS
LINE EASEMENT
15' UTILITY EASEMENT
96.53'
EXISTING ROWJEROME STREETEXISTING
GAS LINE
EXISTING UNDERGROUND
ELECTRICAL LINE
PROPOSED
TYPE R INLET
EXISTING UNDERGROUND
DUCT BANK
4940
4945
4950
4955
4960
4965
4970
4975
4980
4940
4945
4950
4955
4960
4965
4970
4975
4980
9+5010+0011+0012+0013+0014+0015+00
EXISTING 12" VCP @ 0.20%SSMH B2STA 13+64.29RIM 4960.1±INV. IN 4955.32 (W)INV. OUT 4955.32 (E)40.00 LF
12" PVC
@ 0.20%CONNECTION B1 (SEE NOTE 8)STA 13+24.29RIM 4956.3±INV. IN 4955.24 (W)INV. OUT 4955.24 (E)324.29 LF EXISTING 12" VCP @ 0.20%EXMH BSTA 10+00.00RIM 4961.1±INV. IN 4954.60 (W)INV. OUT 4954.46 (E)36" RCP STORM
STA.=13+46.60
INV.=4948.97
EXISTING 21" PVC
EXISTING
GROUND
2.96'
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
SS2 PLAN & PROFILESANITARY SEWER B8
NORTH
( IN FEET )
1 inch = ft.
Feet04040
40
80 120
PROFILE SCALE:
SANITARY SEWER B
EXISTING WATER MAIN
PROPOSED WATER MAIN
PROPOSED STORM SEWER
LEGEND:
NOTES:
1.THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING NEW
CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL
UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR ALL UNKNOWN
UNDERGROUND UTILITIES.
2.ALL SANITARY CONSTRUCTION SHALL BE PER CITY OF FORT COLLINS UTILITIES
WATER AND WASTE WATER DESIGN CRITERIA MANUAL, LATEST EDITION.
3.MANHOLE RIM ELEVATIONS ARE TO BE ADJUSTED TO 1 4" BELOW FINISHED GRADE. IF
NECESSARY, CONE SECTIONS SHALL BE ROTATED TO PREVENT LIDS BEING LOCATED
WITHIN VEHICLE OR BICYCLE WHEEL PATHS.
4.UTILITY SERVICES ARE SHOWN IN A SCHEMATIC FASHION ONLY. EXACT LOCATIONS
SHALL BE PER THE REQUIREMENTS OF THE RESPECTIVE UTILITY PROVIDERS, AND
ARE SUBJECT TO CHANGE IN THE FIELD.
5.MAINTAIN 10' HORIZONTAL AND 18" VERTICAL MINIMUM SEPARATION BETWEEN ALL
STROM DRAINS, SANITARY SEWER MAINS, WATER MAINS, AND SERVICES.
6.ALL SANITARY MANHOLES TO BE 4'Ø UNLESS NOTED OTHERWISE.
7.REFER TO THE PLAT FOR LOT AREAS, TRACT SIZES, EASEMENTS, LOT DIMENSIONS,
UTILITY EASEMENTS, OTHER EASEMENTS, AND OTHER SURVEY INFORMATION.
8.CONNECTION B1 BETWEEN VCP AND PVC SHOULD BE; FERNCO FLEXIBLE BOOT
COUPLING.
W
EXISTING STORM SEWER
SPROPOSED SEWER SERVICE
EXISTING SANITARY SEWER SS
PROPOSED AREA STORM INLET
PROPOSED CURB & GUTTER
PROPOSED SANITARY SEWER
PROPOSED FIRE HYDRANT
EXISTING FIRE HYDRANT
PROPOSED LOT LINE
PROJECT BOUNDARY
EXISTING RIGHT OF WAY
W
EASEMENT LINE
PROPOSED RIGHT OF WAY
PROPOSED COMBO STORM INLET
PROPOSED TYPE-R STORM INLET
PROPOSED WATER SERVICE
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
KEYMAP
T
GAS
SS2
SSSSSSSSWWWWWEEEEEFOFOFOFOFOTTTTTTTTTWWWWWFOFOFOFOFOGGGGGGGGX X X XEWWSWO
G CTVCTVCTVGGGCTVCTVCTVCTVCTVCONTROLIRRCONTROLIRRCONTROLIRRCONTROLIRRCONTROLIRRIRUDUDUGEUGEUGEUGEUGEUGEUGEFES A
STA 10+00.00
N: 134264.05
E: 195586.82
EX - 18" FES
FL ELEV. = 4956.64EAST VINE DRIVEINLET A1
WITH TWO (2) 48F SNOUTS
w/ EXTENDER
STA 10+30.64
N: 134294.69
E: 195587.43
EXISTING 12" VCP
SANITARY SEWER
EXISTING 12" CITY
OF FORT COLLINS
WATER MAIN
EXISTING 12" PVC
ELCO WATER MAIN
INLET A2
STA 10+93.50
N: 134357.54
E: 195588.11
30.64 LF
2-24" RCP
@ 0.40%
62.86 LF
36" RCP
@ 2.00%
39.89 LF
24" RCP
@ 2.00%
OUTLET A
STA 11+33.39
N: 134394.83
E: 195573.94
EAST VINE DRIVEPROPOSED
UNDERDRAIN
PROPOSED
OVERFLOW
4940
4945
4950
4955
4960
4965
4970
4975
4940
4945
4950
4955
4960
4965
4970
4975
9+5010+0011+0012+00 INLET A2STA 10+93.50FL. EL 4959.7±INV. IN 4955.26 (N)INV. OUT 4949.78 (S)FES ASTA 10+00.00INV. 4956.65 (N)12" WATER
STA.=10+62.47
TOP=4956.33
12" WATER
STA.=10+78.24
TOP=4955.58 INLET A1STA 10+30.64FL. EL 4959.8±INV. IN 4948.53 (N)INV. OUT 4956.77 (S)PROPOSED
GROUND
EXISTING
GROUND
18"
MIN.
INSTALL TWO (2) 48F
SNOUTS w/ EXTENDER
48"
DEEP
SUMP
39.89 LF
24" RCP
@ 2.00%OUTLET ASTA 11+33.39RIM 4959.4±INV. IN 4956.28 (N)INV. OUT 4956.06 (S)62.86 LF
36" RCP
@ 2.00%
30.64 LF
2-24" RCP
@ 0.40%
STA.=10+75.25
TOP=4958.20
FoCO ELEC.
STA.=10+68.99
TOP=4958.31
DUCT BANK100-YEAR HGL
12" PVC SANITARY
STA.=10+53.03
INV.=4955.29
35.4"
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
ST1 PLAN & PROFILEPOND OUTFALL A9
NORTH
( IN FEET )
1 inch = ft.
Feet04040
40
80 120
PROFILE SCALE:
POND OUTFALL A
EXISTING WATER MAIN
PROPOSED WATER MAIN
PROPOSED STORM SEWER
LEGEND:
NOTES:
W
EXISTING SANITARY SEWER SS
PROPOSED STORM INLET
PROPOSED CURB & GUTTER
PROPOSED SANITARY SEWER
PROPOSED FIRE HYDRANT
EXISTING FIRE HYDRANT
PROPOSED LOT LINE
PROJECT BOUNDARY
EXISTING RIGHT OF WAY
EXISTING STORM SEWER
EASEMENT LINE
1.THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING NEW
CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL
UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR ALL UNKNOWN
UNDERGROUND UTILITIES.
2.MAINTAIN 10' HORIZONTAL AND 18" VERTICAL MINIMUM SEPARATION BETWEEN ALL
STORM DRAINS, SANITARY SEWER MAINS, WATER MAINS, AND SERVICES.
3.PIPE LENGTHS ARE CALCULATED FROM THE CENTER OF MANHOLES AND
STRUCTURES. SPECIFIED LENGTH OF PIPE INCLUDES THE LAYING LENGTH OF
FLARED END SECTIONS.
4.ALL RCP SHALL BE CLASS III OR GREATER. PIPE MATERIAL, BEDDING, AND
INSTALLATION WITHIN PUBLIC RIGHTS-OF-WAY SHALL BE GOVERNED BY THE CITY OF
FORT COLLINS. ALTERNATES (SUCH AS ADS N-12 OR HP SANITITE) OUTSIDE OF THE
R.O.W. SHALL BE APPROVED IN ADVANCE BY THE ENGINEER. ALL JOINTS SHALL BE
'WATERTIGHT' USING APPROPRIATE GASKETS OR JOINT WRAPS (PER ASTM C443
FOR RCP AND PER ASTM F477 / D3212 FOR PLASTIC PIPE).
5.ALL STORM DRAINS LABELED AS HDPE SHALL BE HP STORM BY ADS (OR APPROVED
EQUAL)
6.CONTRACTOR SHALL SHALL CONFIRM THAT MANHOLE DIAMETERS ARE SUFFICIENT
FOR THEIR PROPOSED METHODS OF INSTALLATION (i.e., WITHIN PRE-CASTER'S
TOLERANCES, ETC.).
PROPOSED RIGHT OF WAY
INLET SCHEDULE:
INLET ID TYPE
A1 10' TYPE R
A2 15' TYPE R
C1 TYPE D
D1 TYPE C
D2 NYLOPLAST 15" STANDARD
D3 NYLOPLAST 15" STANDARD
D4 NYLOPLAST 15" STANDARD
D5 NYLOPLAST 15" STANDARD
D6 NYLOPLAST 15" STANDARD
D7 NYLOPLAST 15" STANDARD
G1 COMBINATION INLET
KEYMAP
T
GAS
OUTFALL
A
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
SSSSSSSSSSWWWWWEFOFOFOFOFOTTTTTTTTTTWWWWWFOFOFOFOFOWSWO
DG
CTVCTVCTVGGGCTVCTVCTVVAULTCABLEUDUDUDUDUDUDUDUGEUGEUGEUGEUGEUGEUGEHEADWALL C
STA 10+00.00
N: 134438.84
E: 195432.62
141.59 LF
2 - 14" x 23" HEP
CLASS 4 RCP
@ 0.25%
INLET C1
STA 11+41.59
N: 134579.95
E: 195444.34
24' EMERGENCY
ACCESS EASEMENT
PROPOSED
SCOUR-STOP
NATURAL HABITAT
BUFFER ZONE
DRAINAGE EASEMENT
(WIDTH VARIES)
PROPOSED
UNDERDRAIN
STORM DRAIN D
SEE SHEET ST3
SANITARY SEWER B
SEE SHEET SS2
EAST VINE DRIVE15' UTILITY EASEMENTPROPOSED
DETENTION
POND
6' PED. ACCESS EASEMENT4945
4950
4955
4960
4965
4970
4975
4980
4985
4945
4950
4955
4960
4965
4970
4975
4980
4985
9+5010+0011+0012+00 HEADWALL CSTA 10+00.00INV. 4959.29 (N)141.59 LF 2 - 14" x 23" HEP, CLASS 4 RCP @ 0.25%INLET C1STA 11+41.59RIM 4962.0±INV. OUT 4959.65 (S)INV. OUT 4959.65 (N)EXISTING
GROUND
PROPOSED
GROUND
100-YR
HGL
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
ST2 PLAN & PROFILESTORM DRAIN C10
NORTH
( IN FEET )
1 inch = ft.
Feet05050
50
100 150
PROFILE SCALE:
STORM DRAIN C
EXISTING WATER MAIN
PROPOSED WATER MAIN
PROPOSED STORM SEWER
LEGEND:
NOTES:
W
EXISTING SANITARY SEWER SS
PROPOSED STORM INLET
PROPOSED CURB & GUTTER
PROPOSED SANITARY SEWER
PROPOSED FIRE HYDRANT
EXISTING FIRE HYDRANT
PROPOSED LOT LINE
PROJECT BOUNDARY
EXISTING RIGHT OF WAY
EXISTING STORM SEWER
EASEMENT LINE
1.THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING NEW
CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL
UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR ALL UNKNOWN
UNDERGROUND UTILITIES.
2.MAINTAIN 10' HORIZONTAL AND 18" VERTICAL MINIMUM SEPARATION BETWEEN ALL
STORM DRAINS, SANITARY SEWER MAINS, WATER MAINS, AND SERVICES.
3.PIPE LENGTHS ARE CALCULATED FROM THE CENTER OF MANHOLES AND
STRUCTURES. SPECIFIED LENGTH OF PIPE INCLUDES THE LAYING LENGTH OF
FLARED END SECTIONS.
4.ALL RCP SHALL BE CLASS III OR GREATER. PIPE MATERIAL, BEDDING, AND
INSTALLATION WITHIN PUBLIC RIGHTS-OF-WAY SHALL BE GOVERNED BY THE CITY OF
FORT COLLINS. ALTERNATES (SUCH AS ADS N-12 OR HP SANITITE) OUTSIDE OF THE
R.O.W. SHALL BE APPROVED IN ADVANCE BY THE ENGINEER. ALL JOINTS SHALL BE
'WATERTIGHT' USING APPROPRIATE GASKETS OR JOINT WRAPS (PER ASTM C443
FOR RCP AND PER ASTM F477 / D3212 FOR PLASTIC PIPE).
5.ALL STORM DRAINS LABELED AS HDPE SHALL BE HP STORM BY ADS (OR APPROVED
EQUAL)
6.CONTRACTOR SHALL SHALL CONFIRM THAT MANHOLE DIAMETERS ARE SUFFICIENT
FOR THEIR PROPOSED METHODS OF INSTALLATION (i.e., WITHIN PRE-CASTER'S
TOLERANCES, ETC.).
PROPOSED RIGHT OF WAY
INLET SCHEDULE:
INLET ID TYPE
A1 10' TYPE R
A2 15' TYPE R
C1 TYPE D
D1 TYPE C
D2 NYLOPLAST 15" STANDARD
D3 NYLOPLAST 15" STANDARD
D4 NYLOPLAST 15" STANDARD
D5 NYLOPLAST 15" STANDARD
D6 NYLOPLAST 15" STANDARD
D7 NYLOPLAST 15" STANDARD
G1 COMBINATION INLET
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
KEYMAP
T
GAS
ST2
ST3
S SS SS SS SS SS SS SS SS SSSST
VAULT
F.O.F.O.
W W W W W W W W W W W
E EEEEEEEEEEEFOFOFOFOFOFOGGGWWWFOFOFOFOFO
FO
FO FO FO
FO FO FO FOTTTTTTTTT
TTTTT T T T T T T T TT TTT
W W W W W W W W W W W W WFOFOFOFOFOFOFOFOFOFOFOFOFOEEEEFO
FO
FO
WSWO
WSSSSD
D GCTV CTV CTVGGG
CTV CTV CTV
CTV
VAULT
CABLE
SFW UD UD
UD
UD
UDUDUD
UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE
FES D
STA 10+00.00
N: 134396.94
E: 195351.90
95.63 LF
15" PERFORATED HDPE
@ 0.50%
27.84 LF
12" HDPE
@ 0.50%
70.96 LF
12" PERFORATED HDPE
@ 0.50%
70.96 LF
12" PERFORATED HDPE
@ 0.50%
33.57 LF
12" HDPE
@ 0.50%
43.52 LF
12" PERFORATED HDPE
@ 0.50%
56.64 LF
23"x14" HEP
CLASS 4 RCP
@ 0.50%
59.35 LF
6" HDPE
@ 0.50%
24.19 LF
6" HDPE
@ 0.50%
20.30 LF
6" HDPE
@ 0.50%
DRAINA BASIN D10 (6'' Ø)
STA 15+02.95
N: 134479.29
E: 194929.49
INLET D6
STA 13+55.60
N: 134398.90
E: 194996.32
INLET D7
STA 13+99.11
N: 134399.38
E: 194952.80
INLET D5
STA 13+22.03
N: 134398.54
E: 195029.88
INLET D3
STA 11+80.11
N: 134396.98
E: 195171.80
INLET D4
STA 12+51.07
N: 134397.76
E: 195100.84
DRAIN BASIN D8 (8'' Ø)
STA 14+23.30
N: 134399.65
E: 194928.62
INLET D2
STA 11+52.27
N: 134396.68
E: 195199.63
INLET D1
STA 10+56.64
N: 134397.13
E: 195295.26
ROOF DRAIN CONNECTION D9
STA 14+43.60
N: 134419.94
E: 194928.84
15' UTILITY EASEMENT
EXISTING 6" WATER
EXISTING ELCO
WATER MAIN
EXISTING 8" WATER
EXISTING
18" STORM
EAST VINE DRIVE
PROPOSED
CURB CUT
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
PROPOSED ROW
PROPOSED
SCOUR-STOP
PROPOSED FH
ASSEMBLY
APPROXIMATELY 12'
OF 12" PVC SLEEVE
5.15' DRAINAGE
EASEMENT
5.15' DRAINAGE
EASEMENT
4.65' DRAINAGE
EASEMENT
PROPOSED
UNDERDRAIN
4945
4950
4955
4960
4965
4970
4975
4980
4985
4945
4950
4955
4960
4965
4970
4975
4980
4985
9+5010+0011+0012+0013+0014+0015+0016+00
56.64 LF
23"x14" HEP
CLASS 4 RCP
@ 0.50%INLET D1STA 10+56.64FL. EL 4964.9±INV. IN 4960.94 (W)INV. OUT 4960.13 (E)95.63 LF 15" PER FORATED HDPE @ 0.50%INLET D2STA 11+52.27FL. EL 4964.9±INV. IN 4961.67 (W)INV. OUT 4961.42 (E)27.84 LF 12" HDPE @ 0.50%
70.96 LF 12" PER FORATED HDPE @ 0.50%INLET D3STA 11+80.11FL. EL 4967.8±INV. IN 4962.73 (W)INV. OUT 4961.81 (E)INLET D4STA 12+51.07FL. EL 4967.8±INV. IN 4963.08 (W)INV. OUT 4963.08 (E)70.96 LF 12" PER FORATED HDPE @ 0.50%INLET D5STA 13+22.03FL. EL 4967.8±INV. IN 4963.43 (W)INV. OUT 4963.43 (E)33.57 LF 12" HDPE @ 0.50%INLET D6STA 13+55.60FL. EL 4968.6±INV. IN 4963.60 (W)INV. OUT 4963.60 (E)43.52 LF 12" PER FORATED HDPE @ 0.50%
24.19 LF 6" HDPE @ 0.50%INLET D7STA 13+99.11FL. EL 4968.6±INV. IN 4965.06 (W)INV. OUT 4963.82 (E)DRAIN BASIN D8 (8'' Ø)STA 14+23.30FL. EL 4966.8±INV. IN 4965.18 (N)INV. OUT 4965.18 (E)20.30 LF 6" HDPE @ 0.50%ROOF DRAIN CONNECTION D9STA 14+43.60INV. 4965.28 (N)INV. 4965.28 (S)59.35 LF 6" HDPE @ 0.50%DRAINA BASIN D10 (6'' Ø)STA 15+02.95RIM 4967.8±INV. OUT 4965.58 (S)FES DSTA 10+00.00INV. 4959.84 (W)PROPOSED
GROUND
EXISTING
GROUND
S. RG 1
S. RG 2
S. RG 3
100-YEAR HGL
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
ST3 PLAN & PROFILESTORM DRAIN D11
NORTH
( IN FEET )
1 inch = ft.
Feet05050
50
100 150
PROFILE SCALE:
STORM DRAIN D
EXISTING WATER MAIN
PROPOSED WATER MAIN
PROPOSED STORM SEWER
LEGEND:
NOTES:
W
EXISTING SANITARY SEWER SS
PROPOSED STORM INLET
PROPOSED CURB & GUTTER
PROPOSED SANITARY SEWER
PROPOSED FIRE HYDRANT
EXISTING FIRE HYDRANT
PROPOSED LOT LINE
PROJECT BOUNDARY
EXISTING RIGHT OF WAY
EXISTING STORM SEWER
EASEMENT LINE
1.THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING NEW
CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL
UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR ALL UNKNOWN
UNDERGROUND UTILITIES.
2.MAINTAIN 10' HORIZONTAL AND 18" VERTICAL MINIMUM SEPARATION BETWEEN ALL
STORM DRAINS, SANITARY SEWER MAINS, WATER MAINS, AND SERVICES.
3.PIPE LENGTHS ARE CALCULATED FROM THE CENTER OF MANHOLES AND
STRUCTURES. SPECIFIED LENGTH OF PIPE INCLUDES THE LAYING LENGTH OF
FLARED END SECTIONS.
4.ALL RCP SHALL BE CLASS III OR GREATER. PIPE MATERIAL, BEDDING, AND
INSTALLATION WITHIN PUBLIC RIGHTS-OF-WAY SHALL BE GOVERNED BY THE CITY OF
FORT COLLINS. ALTERNATES (SUCH AS ADS N-12 OR HP SANITITE) OUTSIDE OF THE
R.O.W. SHALL BE APPROVED IN ADVANCE BY THE ENGINEER. ALL JOINTS SHALL BE
'WATERTIGHT' USING APPROPRIATE GASKETS OR JOINT WRAPS (PER ASTM C443
FOR RCP AND PER ASTM F477 / D3212 FOR PLASTIC PIPE).
5.ALL STORM DRAINS LABELED AS HDPE SHALL BE HP STORM BY ADS (OR APPROVED
EQUAL)
6.CONTRACTOR SHALL SHALL CONFIRM THAT MANHOLE DIAMETERS ARE SUFFICIENT
FOR THEIR PROPOSED METHODS OF INSTALLATION (i.e., WITHIN PRE-CASTER'S
TOLERANCES, ETC.).
PROPOSED RIGHT OF WAY
INLET SCHEDULE:
INLET ID TYPE
A1 10' TYPE R
A2 15' TYPE R
C1 TYPE D
D1 TYPE C
D2 NYLOPLAST 15" STANDARD
D3 NYLOPLAST 15" STANDARD
D4 NYLOPLAST 15" STANDARD
D5 NYLOPLAST 15" STANDARD
D6 NYLOPLAST 15" STANDARD
D7 NYLOPLAST 15" STANDARD
G1 COMBINATION INLET
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
KEYMAP
T
GAS
ST2
ST3
STT
D
GAS
XOHUOHUD FE
S/ / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / /
/
/
// / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / /FE
SFE
SFE
SST
STST
STST
STFESFE
S
FE
SGAS
/ / / / / / / /D
EM
GMTFTF
JEROME STREET LLC,
216 E OAK ST
EAST VINE DRIVENORTH COLLEGE AVENUEJEROME STREETJEROME STREET STATION LLC,
742 N COLLEGE AVE
LMC VENTURES LLC,
742 N COLLEGE AVE
CITY OF FORT COLLINS
405 N COLLEGE AVE
MORAK KAREN LLC
622 N COLLEGE AVE
PROPOSED BUILDING
(SEE SHEET G1 - G2 FOR DETAILED GRADING)
PROPOSED POND
OUTLET STRUCTURE A
CITY OF FORT COLLINS,
740 N COLLEGE AVE
G
S UD
UD
UD
UD UD
UD UDUDUDUD
UD
UD
UD
UD
UD
UD
EXISTING 30' GAS
LINE EASEMENT
EXISTING 30' UTILITY &
DRAINAGE EASEMENT
LAKE CANAL EASEMENT
15' UTILITY EASEMENT
LAKE CANAL EASEMENT
DETENTION
POND
PROPERTY
BOUNDARY
30' LAKE CANAL EASEMENT
PROPOSED OUTDOOR
LANDSCAPED AMPHITHEATER
24' EMERGENCY
ACCESS EASEMENT
24' EMERGENCY
ACCESS EASEMENT
24' EMERGENCY
ACCESS EASEMENT
24.1' CITY TRAIL &
UTILITY EASEMENT
15' CITY TRAIL
& UTILITY EASEMENT15' UTILITY EASEMENT100 YR FLOODPLAIN
(CURRENT EFFECTIVE)
500 YR FLOODPLAIN
(CURRENT EFFECTIVE)
100 YR FLOODPLAIN
(CURRENT EFFECTIVE)
100 YR FLOODPLAIN
(CURRENT EFFECTIVE)
500 YR FLOODPLAIN
(CURRENT EFFECTIVE)
100 YR FLOODPLAIN
(CURRENT EFFECTIVE)
500 YR FLOODPLAIN
(CURRENT EFFECTIVE)100 YR FLOODPLAIN
(CURRENT EFFECTIVE)500 YR FLOODPLAIN
(CURRENT EFFECTIVE)
NATURAL HABITAT
BUFFER ZONE
100 YR FLOODPLAIN
(CURRENT EFFECTIVE)
500 YR FLOODPLAIN
(CURRENT EFFECTIVE)
PROPOSED 50' LAKE
CANAL EASEMENT
PROPOSED 30'
UTILITY EASEMENT
PROPOSED
4' CURB CUT
PROPOSED
COMBINATION INLET
POND OUTFALL A
SEE SHEET ST1
RAIN GARDEN 1
SEE SHEET RG1
STORM DRAIN D
SEE SHEET ST3
SOUTH RAIN GARDEN 1
SEE SHEET RG2
SOUTH RAIN GARDEN 2
SEE SHEET RG2
SOUTH RAIN GARDEN 3
SEE SHEET RG2
STORM DRAIN C
SEE SHEET ST3
STORM DRAIN E
SEE SHEET OU1
STORM DRAIN G
SEE SHEET OU1
UPHAM FREDERICK M
207 E. VINE DRIVE
KUNDLA TODD J
209 E. VINE DRIVE
PROPOSED
88.5' ROW
15' UTILITY EASEMENT
1
1
100-YR WATER SURFACE
ELEVATION. 4960.18
PROPOSED OVERFLOW
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
OG1 OVERALL GRADING PLAN12
NORTH
( IN FEET )
1 inch = ft.
Feet04040
40
80 120
PROPOSED CONTOUR
EXISTING STORM SEWER
PROPOSED STORM SEWER
PROPOSED SWALE FLOW LINE
EXISTING CONTOUR
PROPOSED CURB & GUTTER
PROPERTY BOUNDARY
PROPOSED SPOT ELEVATION
PROPOSED SLOPES
1.THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING
NEW CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING
ALL UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR FOR ALL
UNKNOWN UNDERGROUND UTILITIES.
2.REFER TO THE PLAT FOR LOT AREAS, TRACT SIZES, EASEMENTS, LOT DIMENSIONS,
UTILITY EASEMENTS, OTHER EASEMENTS, AND OTHER SURVEY INFORMATION.
3.ALL PROJECT DATA IS ON VERTICAL DATUM; NAVD88. SEE COVER SHEET FOR
BENCHMARK REFERENCES.
4.ALL CURB SPOTS SHOWN ARE FLOWLINE ELEVATIONS. ALL OTHER SPOTS ARE
FINISHED GRADE ELEVATIONS.
5.THE NATURAL HABITAT BUFFER ZONE IS INTENDED TO BE MAINTAINED IN A NATIVE
LANDSCAPE. PLEASE SEE SECTION 3.4.1 OF THE LAND USE CODE FOR ALLOWABLE
USES WITHIN THE NATURAL HABITAT BUFFER ZONE.
6.ALL ITEMS REQUIRING FLOOD PROTECTION (TRANSFORMERS, YARDS, EV
CHARGING STATIONS, SOLAR PANEL COMPONENTS, MECHANICAL EQUIPMENT,
ETC.) MUST BE ELEVATED OR FLOODPROOFED AS REQUIRED BY CHAPTER 10 OF
CITY OF FORT COLLINS MUNICIPAL CODE A MINIMUM OF 24" ABOVE BASE FLOOD
ELEVATION (ALSO KNOWN AS REGULATORY FLOOD PROTECTION ELEVATION) OF
4966.61 NAVD 88.
7.GROUND WATER ELEVATION WAS MEASURED AT APPROXIMATELY
ELEV = 4957.025', ON JULY 29, 2022
NOTES:
PROPOSED STORM INLET
2.0%
(47.45
)
EXISTING SPOT ELEVATION
EXISTING LOT LINE
PROPOSED CONCRETE
CROSS PAN (TYP.)
33.43
EXISTING RIGHT OF WAY
PROPOSED LOT LINE
PROPOSED RIGHT OF WAY
LEGEND:
PROPOSED GRADE BREAK
PROPOSED UNDERDRAIN UD
NATURAL HABITAT BUFFER ZONE (NHBZ)
SWALE SECTIONS
SWALE SUMMARY TABLE
SWALE ID MIN D MIN TW S1 (n:1)S2 (n:1)Q
1 - 1 1.15 26.45 15.0 8.0 9.42
2 - 2 0.98 15.68 6.0 10.0 2.44
KEYMAP
T
GAS
G1 G2
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
GAS FE
SFE
S
FE
S
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
ST
STFE
S
FE
S
FE
S
ST
ST
ST
GAS
/ / / / / / / // / / / / / / /CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV
CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV CTV
CTV
UD
UD
UD UD UD
UD
UD
UD UD UD UD
UD
UD
UD
UD
UD
UD
PROPOSED POND
OUTLET STRUCTURE A
EXISTING 30' GAS
LINE EASEMENT
PROPOSED 8' CONCRETE PAN
AREA INLET
PROPOSED TYPE R INLET
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
15' CITY TRAIL
& UTILITY EASEMENT
15' UTILITY EASEMENT
24' EMERGENCY
ACCESS EASEMENT
62.1762.6162.6062.1562.1462.5962.2262.582.6%2.6%1.3%1.3%1
.
5%
1
.
6%1.6%1.7%2.8%
2.8%3.8%2.5%2.2%
2.2%2.2%
1.5%2.4%1.8%1.6%1.8%0.8%1
.
4%2.6%3.
2
%1.4%1.9%3.1%2.1%0.8%62.14
62.5362.3162.3362.1062.1962.1562.1362.1562.1762.1162.04
61.8761.8661.8961.9661.55
61.566
1
.
6
0 61.89
62.0361.7962.1562.23
62.4962.
3
9 62.4862.2862.3562.4962.4662.4662.4861.7161.9862.0262.0061.9161.6361.3461.29
6
1
.
5
6
61.60
61.6561.6361.3561.536
1
.
5
4 61.5161.43
61.2561.1161.4061.5261.9962.9262.7362.7662.9262.03
62.44
62.81
62.9962.9762.6862.6662.1962.4260.7160.80
60.
9
1 61.2761.1858.1159.17
60.1861.4661.6361.66
61.5161.5760.6359.8660.44
60.30
59.4559.5659.7159.2560.3859.6660.
6
1 60.7761.
0
5
61.
3
5
6
1
.
7
2
61.21
60.
8
360.6860.5160.17
60.0660.14 60.25 63.0262.8763.4263.2659.60
61.0661.1161.1061.
1
1
60.10
60.
2
2 (62.97)(63.49)(62.68)(61.71)(60.63)(60.69)(60.41)60.1760.1060.21NATURAL HABITAT
BUFFER ZONE
58.8658.5658.2658.1959.4259.8161.0260.
9
5
60.1959.31
PROPOSED 50' LAKE
CANAL EASEMENT
COMBINATION INLET
6.3%6.8%18.4%21.6%1.1%
1.0%59.95PROPOSED
4' CURB CUT
61.20NATURAL HABITAT
BUFFER ZONE
POND OUTFALL A
SEE SHEET ST1
RAIN GARDEN 1
RG1
STORM DRAIN C
SEE SHEET ST3
STORM DRAIN G
SEE SHEET OU1
UD-S CO5
INV. OUT=4957.45 (E)
46.58
L
F
4
"
H
D
P
E
@
0.
5
0
%
UD-S CO4
INV. IN=4957.21 (W)
INV. OUT=4957.21 (E)
54.59 LF 4" HDPE @ 0.50%
UD-S CO3
INV. IN=4956.94 (W)
INV. OUT=4956.94 (E)
52.69 L
F
4
"
H
D
P
E
@
0
.
5
0
%
68.26 LF 4" HDPE @ 0.50%
UD-S CO2
INV. IN=4956.68 (W)
INV. OUT=4956.68 (E)
UD-S CO1
INV. IN=4956.34 (W)
INV. OUT=4956.34 (S)
10.84 LF 4" HDPE @ 0.50%61.4261.
4
4 61.49PROPOSED
2' CHASE
0.5%
1.3%
1.0%
2.5%1.0%0.5%60.8960.43100-YR WATER
SURFACE ELEVATION
ELEV. 4960.18
60.1825' POND
OVERFLOW
59.2259.5259.4359.346
0
.
2
9
60.34
6
0
.
3
2
60.3361.2061.06
61.20
61.
2
0
61.11
61.15
61.86
62.11
62.33
62.
5
1
62.66
62.19
62.43
62.28
61.97
61.71
61.61
61.36
60.50
61.92
61.2661.6260.8261.0961.2061.
2
0
61.2061.2061.
0
2
60.7060.7061.2060.2560.204.7%5.1%SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
G2 GRADING PLAN14
NORTH
( IN FEET )
1 inch = ft.
Feet02020
20
40 60
PROPOSED CONTOUR
EXISTING STORM SEWER
PROPOSED STORM SEWER
PROPOSED SWALE FLOW LINE
EXISTING CONTOUR
PROPOSED CURB & GUTTER
PROPERTY BOUNDARY
PROPOSED SPOT ELEVATION
PROPOSED SLOPES
1.THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING
NEW CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING
ALL UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR FOR ALL
UNKNOWN UNDERGROUND UTILITIES.
2.REFER TO THE PLAT FOR LOT AREAS, TRACT SIZES, EASEMENTS, LOT DIMENSIONS,
UTILITY EASEMENTS, OTHER EASEMENTS, AND OTHER SURVEY INFORMATION.
3.ALL PROJECT DATA IS ON VERTICAL DATUM; NAVD88. SEE COVER SHEET FOR
BENCHMARK REFERENCES.
4.ALL CURB SPOTS SHOWN ARE FLOWLINE ELEVATIONS. ALL OTHER SPOTS ARE
FINISHED GRADE ELEVATIONS.
5.THE NATURAL HABITAT BUFFER ZONE IS INTENDED TO BE MAINTAINED IN A NATIVE
LANDSCAPE. PLEASE SEE SECTION 3.4.1 OF THE LAND USE CODE FOR ALLOWABLE
USES WITHIN THE NATURAL HABITAT BUFFER ZONE.
6.ALL ITEMS REQUIRING FLOOD PROTECTION (TRANSFORMERS, YARDS, EV
CHARGING STATIONS, SOLAR PANEL COMPONENTS, MECHANICAL EQUIPMENT,
ETC.) MUST BE ELEVATED OR FLOODPROOFED AS REQUIRED BY CHAPTER 10 OF
CITY OF FORT COLLINS MUNICIPAL CODE A MINIMUM OF 24" ABOVE BASE FLOOD
ELEVATION (ALSO KNOWN AS REGULATORY FLOOD PROTECTION ELEVATION) OF
4966.61 NAVD 88.
7.GROUND WATER ELEVATION WAS MEASURED AT APPROXIMATELY
ELEV = 4957.025', ON JULY 29, 2022
NOTES:
PROPOSED STORM INLET
2.0%
(47.45
)
EXISTING SPOT ELEVATION
EXISTING LOT LINE
PROPOSED CONCRETE
CROSS PAN (TYP.)
33.43
EXISTING RIGHT OF WAY
PROPOSED LOT LINE
PROPOSED RIGHT OF WAY
LEGEND:
PROPOSED GRADE BREAK
PROPOSED UNDERDRAIN UD
NATURAL HABITAT BUFFER ZONE (NHBZ)
SWALE SECTIONS
SWALE SUMMARY TABLE
SWALE ID MIN D MIN TW S1 (n:1)S2 (n:1)Q
1 - 1 1.15 26.45 15.0 8.0 9.42
2 - 2 0.98 15.68 6.0 10.0 2.44
KEYMAP
T
GAS
G1 G2
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
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Know what'sbelow.
before you dig.Call
R
UD
UD
UD UD
UD UD
UD
UD
UD
UD
UD
UD
TYPE D INLET
PROPOSED OUTDOOR
LANDSCAPED AMPHITHEATER
3.7%2.8%12.2%22.6%25.0%0.8%61.7161.3761.7760.63
60.79
60.72
60.58
60.52
60.50
60.5260.68NATURAL HABITAT
BUFFER ZONE
PROPOSED 50' LAKE
CANAL EASEMENTDRAINAGE EASEMENT
(WIDTH VARIES)
STORM DRAIN C
SEE SHEET ST2
STORM CULVERT F
SEE SHEET OU1
UD-N CO4
INV. OUT=4957.64 (E)
77.35 LF 4" HD
P
E
@
0
.
2
0
%
UD-N CO3
INV. IN=4957.49 (W)
INV. OUT=4957.49 (E)
48.33 LF 4" HDPE @ 0.20%
UD-N CO2
INV. IN=4957.39 (W)
INV. OUT=4957.39 (E)
114.29 LF 4" HD
P
E
@
0
.
2
0
%
4.98 LF 4" HDPE @ 49.94%
UD-N DRAIN BASIN 1 (8'' Ø)
INV. IN=4957.16 (S)
INV. IN=4957.16 (E)
INV. IN=4957.16 (W)
7.04 LF 4" HDPE @ 0.55%
UD-N CO1-1
INV. OUT=4957.20 (W)
INLET C1
INV. OUT=4959.65 (S)
INV. OUT=4959.65 (N)
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
RG1 PLAN & DETAILSNORTH RAIN GARDEN15
NORTH
( IN FEET )
1 inch = ft.
Feet02020
20
40 60
KEYMAP
T
GASRG1
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R
NORTH RAIN GARDEN
PART 1 - GENERAL
A.Bioretention Sand Media (BSM) shall be uniformly mixed,
uncompacted, free of stones, stumps, roots, or other similar objects
larger than two inches. No other materials or substances shall be
mixed or dumped within the bioretention area that may be harmful to
plant growth or prove a hindrance to the facility's function and
maintenance.
B.BSM shall be free of plant or seed material of non-native, invasive
species, or weeds.
C.Fully mixed BSM shall be tested prior to installation and meet the
following criteria:
1.P-Index of less than 30
2.pH of 5.5-6.5. Should pH fall outside of the acceptable range, it
may be modified with lime (to raise) or iron sulfate plus sulfur (to
lower). The lime or iron sulfate must be mixed uniformly into the
BSM prior to use in the bioretention facility.
3.Cation Exchange Capacity (CEC) greater than 10
4.Phosphorous (Phosphate, P2O5) not to exceed 69 ppm
5.BSM that fails to meet the minimum requirements shall be replaced
at the Contractor's expense.
D.BSM shall be delivered fully mixed in a drum mixer. Onsite mixing of
piles will not be allowed. Mixing of the BSM to a homogeneous
consistency shall be done to the satisfaction of the Owner.
PART 2 - SOIL MATERIALS
A.Sand
1.BSM shall consist of 60-70% sand by volume meeting ASTM C-33.
B.Shredded Paper
1.BSM shall consist of 5-10% shredded paper by volume.
2.Shredded paper shall be loosely packed, approximate bulk density
of 50-100 lbs/CY.
3.Shredded paper shall consist of loose leaf paper, not shredded
phone books, and shall be thoroughly and mechanically mixed to
prevent clumping.
C.Topsoil
1.BSM shall consist of 5-10% topsoil by volume.
2.Topsoil shall be classified as sandy loam, loamy sand, or loam per
USDA textural triangle with less than 5% clay material.
3.Onsite, native material shall not be used as topsoil.
4.Textural analysis shall be performed on topsoil, preferably at its
source, prior to including topsoil in the mix. Topsoil shall be free of
subsoil, debris, weeds, foreign matter, and any other material
deleterious to plant health.
5.Topsoil shall have a pH range of 5.5 to 7.5 and moisture content
between 25-55%.
6.Contractor shall certify that topsoil meets these specifications.
D.Leaf Compost
1.BSM shall consist of 10-20% leaf compost by volume.
2.Leaf compost shall consist of Class 1 organic leaf compost
consisting of aged leaf mulch resulting from biological degradation
and transformation of plant-derived materials under controlled
conditions designed to promote aerobic decomposition.
3.The material shall be well composted, free of viable weed seeds
and contain material of a generally humus nature capable of
sustaining growth of vegetation, with no materials toxic to plant
growth.
4.Compost shall be provided by a local US Composting Council Seal
of Testing Assurance (STA) member. A copy of the provider's
most recent independent STA test report shall be submitted to and
approved by the Owner prior to delivery of BSM to the project site.
5.Compost material shall also meet the following criteria:
a.100 percent of the material shall pass through a 1/2 inch
screen
b.PH of the material shall be between 6.0 and 8.4
c.Moisture content shall be between 35 and 50 percent
d.Maturity greater than 80 percent (maturity indicator expressed
as percentage of germination/vigor, 80+/80+)
e.Maturity indicator expressed as Carbon to Nitrogen ration < 12
f.Maturity indicator expressed as AmmoniaN/NitrateN Ratio <4
g.Minimum organic matter shall be 40 percent dry weight basis
h.Soluble salt content shall be no greater than 5500 parts per
million or 0-5 mmhos/cm
i.Phosphorus content shall be no greater than 325 parts per
million
j.Heavy metals (trace) shall not exceed 0.5 parts per million
k.Chemical contaminants: meet or exceed US EPA Class A
standard, 40 CFR 503.13, Tables 1 & 3 levels
l.Pathogens: meet or exceed US EPA Class A standard, 40 CFR
503.32(a) levels
PART 3 - EXECUTION
A.General
1.Refer to project specifications for excavation requirements.
B.Placement Method
1.BSM material shall be spread evenly in horizontal layers.
2.Thickness of loose material in each layer shall not exceed
9-inches.
3.Compaction of BSM material is not required.
BIORETENTION SAND MEDIA100
EXISTING WATER MAIN
PROPOSED WATER MAIN
PROPOSED STORM SEWER
LEGEND:
NOTES:
W
EXISTING SANITARY SEWER SS
PROPOSED STORM INLET
PROPOSED CURB & GUTTER
PROPOSED SANITARY SEWER
PROPOSED FIRE HYDRANT
EXISTING FIRE HYDRANT
PROPOSED LOT LINE
PROJECT BOUNDARY
EXISTING RIGHT OF WAY
EXISTING STORM SEWER
EASEMENT LINE
1.THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING NEW
CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL
UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR ALL UNKNOWN
UNDERGROUND UTILITIES.
2.MAINTAIN 10' HORIZONTAL AND 18" VERTICAL MINIMUM SEPARATION BETWEEN ALL
STORM DRAINS, SANITARY SEWER MAINS, WATER MAINS, AND SERVICES.
3.PIPE LENGTHS ARE CALCULATED FROM THE CENTER OF MANHOLES AND
STRUCTURES. SPECIFIED LENGTH OF PIPE INCLUDES THE LAYING LENGTH OF
FLARED END SECTIONS.
4.ALL RCP SHALL BE CLASS III OR GREATER. PIPE MATERIAL, BEDDING, AND
INSTALLATION WITHIN PUBLIC RIGHTS-OF-WAY SHALL BE GOVERNED BY CITY OF
FORT COLLINS. ALTERNATES (SUCH AS ADS N-12 OR HP SANITITE) OUTSIDE OF THE
R.O.W. SHALL BE APPROVED IN ADVANCE BY THE ENGINEER. ALL JOINTS SHALL BE
'WATERTIGHT' USING APPROPRIATE GASKETS OR JOINT WRAPS (PER ASTM C443
FOR RCP AND PER ASTM F477 / D3212 FOR PLASTIC PIPE).
5.CONTRACTOR SHALL SHALL CONFIRM THAT MANHOLE DIAMETERS ARE SUFFICIENT
FOR THEIR PROPOSED METHODS OF INSTALLATION (i.e., WITHIN PRE-CASTER'S
TOLERANCES, ETC.).
6.REFER TO CITY OF FORT COLLINS STANDARDS AND SPECIFICATIONS ON
BIORETENTION SAND MEDIA, DIAPHRAGM AGGREGATE, AND RESERVOIR
AGGREGATE.
PROPOSED RIGHT OF WAY
PROPOSED SPOT ELEVATION
2.0%
(47.45
)
EXISTING SPOT ELEVATION
33.43
NATURAL HABITAT BUFFER ZONE
PROPOSED SLOPES
FLAT BOTTOM AREA
PROPOSED 6" PERFORATED PVC UD
RG2
RG3
RG4
APPROVED:
DRAWN BY:DETAILS
CONSTRUCTION DATE REVISED:
DETAILSTORMWATER
BIORETENTION
October 2022
SAA
D-53
1.CONTRACTOR SHALL INSTALL BIORETENTION BASINS ACCORDING TO THE APPROVED PLANS AND/OR
CONSTRUCTION SPECIFICATIONS.
2.PRE-CONSTRUCTION
2.1.CONTRACTOR SHALL AVOID COMPACTION OF THE BIORETENTION BASIN AREA TO PRESERVE EXISTING
INFILTRATION RATES.
2.2.CONTRACTOR SHALL CALL FOR CITY INSPECTIONS AT THE INTERVALS STIPULATED IN THE "DURING
CONSTRUCTION INSPECTION CHECKLISTS".
3.DURING CONSTRUCTION:
3.1.CONTRACTOR SHALL PROVIDE CONSTRUCTION OBSERVATION DURING CONSTRUCTION OF THE BIORETENTION
BASIN TO ENSURE COMPLIANCE WITH THE APPROVED PLANS AND DESIGN SPECIFICATIONS.
3.2.LOOSE MATERIALS SHALL NOT BE STORED ON THE BIORETENTION AREA.
3.3.THE CONTRACTOR SHALL, AT ALL TIMES DURING AND AFTER SYSTEM INSTALLATION, PREVENT SEDIMENT,
DEBRIS AND DIRT FROM ANY SOURCE FROM ENTERING THE BIORETENTION SYSTEM.
4.GEOTEXTILE LINERS:
4.1.WHERE USED, GEOTEXTILE LINERS (PERMEABLE OR IMPERMEABLE AS PER PLAN) SHALL BE INSTALLED ALONG
PERIMETER OF CROSS-SECTION OF THE BIORETENTION CELL.
4.2.WHERE USED, GEOTEXTILE LINERS SHALL BE PLACED IN ACCORDANCE WITH MANUFACTURER'S STANDARDS AND
RECOMMENDATIONS. ALL SEAMS AND OPENINGS IN THE LINER SHALL BE SEALED ACCORDING TO
MANUFACTURER'S RECOMMENDATIONS AND SPECIFICATIONS.
4.3.WHERE USED, IMPERMEABLE GEOMEMBRANE SHEET / LINER SHALL BE 40 MIL THICK, HIGH-DENSITY
POLYETHYLENE DESIGNED SPECIFICALLY FOR FLEXIBLE GEOMEMBRANE APPLICATIONS. ADJACENT STRIPS OF
IMPERMEABLE LINER SHALL OVERLAP A MINIMUM OF 18", OR PER MANUFACTURER'S SPECIFICATION.
4.4.WHERE USED, CONTRACTOR TO PLACE LINER IN A WAY THAT ENSURES ENOUGH SLACK IN THE LINER TO ALLOW
FOR BACKFILL AND SETTLING WITHOUT TEARING THE LINER.
5.AGGREGATES AND BSM:
5.1.ALL AGGREGATES SHALL BE ANGULAR, CRUSHED, WASHED ROCK, CLEAN OF DEBRIS AND WITH NO MORE THAN
1% FINES.
5.2.RESERVOIR AGGREGATE SHALL BE GRADATION ASTM #57 OR #67.
5.3.DIAPHRAGM AGGREGATE SHALL BE "PEA GRAVEL", WITH GRADATION ASTM #8, #89 OR #9.
5.4.THE BIORETENTION SOIL SHALL MEET THE CITY BIORETENTION SAND MEDIA ("BSM") SPECIFICATION FOUND
AT:https://www.fcgov.com/utilities/business/builders-and-developers/development-forms-guidelines-regulations/
NOTES:
12" MAX
1
MAXIMUM ALLOWABLE
PONDING DEPTH IS 12"
FROM THE TOP OF THE
MULCH
4 MAX
PONDING DEPTH MUST
NOT EXCEED FLOWLINE
ELEVATION OF ADJACENT
GUTTER8" MIN DEPTH THICKENED
CURB ADJACENT TO
VEHICULAR PAVEMENTS
OVERFLOW
RISER OPTION
(AS PER PLAN)
8" MIN DEPTH
THICKENED CURB
ADJACENT TO
VEHICULAR
PAVEMENTS
STANDARD CROSS-SECTION
1
2
WALLED CROSS-SECTION
PONDING DEPTH MUST
NOT EXCEED FLOWLINE
ELEVATION OF ADJACENT
GUTTER
18" MIN
4"
12" MAX
30" MIN
36" MIN
BASIN WIDTH
COVER PLATE
8"
SIDEWALK CHASE
18" MIN
OVERFLOW RISER
OPTION (AS PER PLAN)
REINFORCED
CONCRETE WALLS (AS
PER PLAN)
4" MIN DEPTH OF
DIAPHRAGM AGGREGATE
8" MIN DEPTH OF
RESERVOIR AGGREGATE
18" MIN DEPTH OF
BIORETENTION SAND MEDIA
MAXIMUM ALLOWABLE
PONDING DEPTH IS 12"
FROM THE SURFACE OF
THE MULCH
4" MIN DIAMETER
PERFORATED PVC
UNDERDRAIN
6.UNDERDRAIN:
6.1.UNDERDRAIN PIPE TO BE PERFORATED OR SLOTTED. PERFORATIONS OR SLOTS TO BE SMALLER THAN SURROUNDING AGGREGATE TO ENSURE AGGREGATE DOES NOT FALL INTO OR
CLOG THE OPENINGS.
6.2.DO NOT WRAP UNDERDRAIN WITH GEOTEXTILE OR SOCK.
6.3.UNDERDRAIN PIPE MUST OUTFALL BY GRAVITY AND MUST TIE INTO A STORMWATER PIPE, INLET OR SYSTEM AND THE LOCATION MUST BE APPROVED BY THE CITY. THE UNDERDRAIN
TIE-IN SHALL MEET ALL REQUIRED PIPE SIZE, TYPES, AND COVER REQUIREMENTS THAT MAY APPLY TO PIPING THAT EXTENDS BEYOND THE LIMITS OF THE BIORETENTION CELL AND
ENCROACHES INTO PUBLIC RIGHT-OF-WAY OR OTHER PROPERTY.
7.OVERFLOW INLET:
7.1.A 100-YEAR OVERFLOW SPILLWAY OR INLET MUST BE PROVIDED.
7.2.ALL OVERFLOW INLETS SHALL BE CAPPED WITH A DOME-SHAPED GRATE, OR PER PLAN.
7.3.IN ALL CASES, AN EMERGENCY OVERFLOW ROUTE SHALL BE PROVIDED AND THE LOCATION SHALL BE IDENTIFIED ON THE PLANS (THIS MAY BE COINCIDENT WITH THE 100-YEAR
OVERFLOW SPILLWAY).
8.CLEANOUTS:
8.1.PROVIDE CLEANOUTS (AS PER PLAN) TO ALLOW INSPECTION (BY CAMERA) OF THE UNDERDRAIN SYSTEM DURING AND AFTER CONSTRUCTION.
8.2.CLEANOUTS SHALL BE PROVIDED AT EACH BEND GREATER THAN OR EQUAL TO 90° AND EVERY 100' ALONG A STRAIGHT RUN. CLEANOUT SHALL BE INSTALLED PER THE APPROVED
PLANS.
8.3.CLEANOUTS SHALL BE A SOLID WALL PVC STRUCTURE FOR ALL VERTICAL SECTIONS WITH FITTINGS TO CONNECT TO DISTRIBUTION AND UNDERDRAIN PIPING MATERIALS, AS
REQUIRED.
9.FOREBAY:
9.1.THE FOREBAY SHALL BE EASILY ACCESSIBLE WITH A HARD SURFACED BOTTOM FOR MAINTENANCE PURPOSES.
10.LANDSCAPE MATERIALS
10.1.CONTRACTOR SHALL NOT PLACE WEED BARRIER ANYWHERE WITHIN THE BIORETENTION BASIN. IF MULCH IS PLACED IN THE BIORETENTION BASIN, IT MUST BE NON-FLOATABLE.
10.2.IF MULCH OR COBBLES ARE PLACED IN THE BIORETENTION BASIN, THE MAXIMUM ALLOWABLE WATER DEPTH OF 12" AND REQUIRED BASIN VOLUME MUST BE MEASURED FROM THE
TOP SURFACE OF THE MULCH OR COBBLE.
10.3.ROLLED TURF OR SOD IS NOT AN ALLOWABLE LANDSCAPE MATERIAL FOR BIORETENTION BASINS. LOW WATER CONSUMPTION LANDSCAPE PLANTINGS ARE PREFERRED FOR
BIORETENTION BASINS.
10.4.LANDSCAPE PLANTINGS SHALL NOT BE PLACED TO IMPEDE DRAINAGE INTO OR OUT OF THE BIORETENTION BASIN.
10.5.TEMPORARY IRRIGATION MAY BE INSTALLED TO ESTABLISH LANDSCAPING OR SEED IN THE BIORETENTION BASIN.
2" MIN
8" MIN
4"
FLAT
FOREBAY IS REQUIRED TO
BE PLACED AT
CONCENTRATED INFLOW
LOCATIONS; PER PLANS
AND SITE SPECIFIC
DETAILS
LANDSCAPING TO BE
INSTALLED PER
APPROVED
LANDSCAPING PLAN
6"-12"
4" MIN DEPTH OF
DIAPHRAGM AGGREGATE
8" MIN DEPTH OF
RESERVOIR AGGREGATE
8" MIN 4" MIN DIAMETER
PERFORATED PVC
UNDERDRAIN
2" MIN
30" MIN
GEOTEXTILE
FABRIC OR LINER
(AS PER PLAN)18" MIN DEPTH OF
BIORETENTION SAND
MEDIA
NATIVE SOIL
ZONE
RUNDOWN OR SCOUR
PROTECTION NEEDED
ON SLOPES
8"
FLAT AREA - SEE DESIGN
PLANS FOR EXTENTS OF
BIORETENTION FLAT
SURFACES
CLEANOUT101
UD UD
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)67.761.5%1.5%3.2%
INLET D7
INV. IN=4965.06 (W)
INV. OUT=4963.82 (E)
INLET D6
INV. IN=4963.60 (W)
INV. OUT=4963.60 (E)
43.52 LF 12" HDPE @ 0.50%
STORM DRAIN D
SEE SHEET ST3
4.65' DRAINAGE
EASEMENET
EAST VINE DRIVE
UD UD UD UD UD UD
EAST VINE DRIVE
15' UTILITY EASEMENT 68.7966.971.5%1.5%INV. OUT=4963.60 (E)
5.15' DRAINAGE
EASEMENTINLET D5
INV. IN=4963.43 (W)
INV. OUT=4963.43 (E)
70.96 LF 12" HDPE @ 0.50%
INLET D3
INV. IN=4962.73 (W)
INV. OUT=4961.81 (E)70.96 LF 12" HDPE @ 0.50%
INLET D4
INV. IN=4963.08 (W)
INV. OUT=4963.08 (E)68.7968.79STORM DRAIN D
SEE SHEET ST3
UD UD UD UD
PROPOSED 10'1.5%INLET D1
INV. IN=4960.94 (W)
INV. OUT=4960.13 (E)
95.63 LF 15" HDPE @ 0.50%
INLET D2
INV. IN=4961.67 (W)
INV. OUT=4961.42 (E)68.7968.7968.7968.7964.09EAST VINE DRIVE
STORM DRAIN D
SEE SHEET ST3
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
RG2 PLANSOUTH RAIN GARDEN16
NORTH
( IN FEET )
1 inch = ft.
Feet02020
20
40 60
KEYMAP
T
GASRG1
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
SOUTH RAIN GARDEN 1 EXISTING WATER MAIN
PROPOSED WATER MAIN
PROPOSED STORM SEWER
LEGEND:
NOTES:
W
EXISTING SANITARY SEWER SS
PROPOSED STORM INLET
PROPOSED CURB & GUTTER
PROPOSED SANITARY SEWER
PROPOSED FIRE HYDRANT
EXISTING FIRE HYDRANT
PROPOSED LOT LINE
PROJECT BOUNDARY
EXISTING RIGHT OF WAY
EXISTING STORM SEWER
EASEMENT LINE
1.THE SIZE, TYPE AND LOCATION OF ALL KNOWN UNDERGROUND UTILITIES ARE
APPROXIMATE WHEN SHOWN ON THESE DRAWINGS. IT SHALL BE THE
RESPONSIBILITY OF THE CONTRACTOR TO VERIFY THE EXISTENCE OF ALL
UNDERGROUND UTILITIES IN THE AREA OF THE WORK. BEFORE COMMENCING NEW
CONSTRUCTION, THE CONTRACTOR SHALL BE RESPONSIBLE FOR LOCATING ALL
UNDERGROUND UTILITIES AND SHALL BE RESPONSIBLE FOR ALL UNKNOWN
UNDERGROUND UTILITIES.
2.MAINTAIN 10' HORIZONTAL AND 18" VERTICAL MINIMUM SEPARATION BETWEEN ALL
STORM DRAINS, SANITARY SEWER MAINS, WATER MAINS, AND SERVICES.
3.PIPE LENGTHS ARE CALCULATED FROM THE CENTER OF MANHOLES AND
STRUCTURES. SPECIFIED LENGTH OF PIPE INCLUDES THE LAYING LENGTH OF
FLARED END SECTIONS.
4.ALL RCP SHALL BE CLASS III OR GREATER. PIPE MATERIAL, BEDDING, AND
INSTALLATION WITHIN PUBLIC RIGHTS-OF-WAY SHALL BE GOVERNED BY CITY OF
FORT COLLINS. ALTERNATES (SUCH AS ADS N-12 OR HP SANITITE) OUTSIDE OF THE
R.O.W. SHALL BE APPROVED IN ADVANCE BY THE ENGINEER. ALL JOINTS SHALL BE
'WATERTIGHT' USING APPROPRIATE GASKETS OR JOINT WRAPS (PER ASTM C443
FOR RCP AND PER ASTM F477 / D3212 FOR PLASTIC PIPE).
5.CONTRACTOR SHALL SHALL CONFIRM THAT MANHOLE DIAMETERS ARE SUFFICIENT
FOR THEIR PROPOSED METHODS OF INSTALLATION (i.e., WITHIN PRE-CASTER'S
TOLERANCES, ETC.).
6.REFER TO CITY OF FORT COLLINS STANDARDS AND SPECIFICATIONS ON
BIORETENTION SAND MEDIA, DIAPHRAGM AGGREGATE, AND RESERVOIR
AGGREGATE.
PROPOSED RIGHT OF WAY
PROPOSED SPOT ELEVATION
2.0%
(47.45
)
EXISTING SPOT ELEVATION
33.43
NATURAL HABITAT BUFFER ZONE
PROPOSED SLOPES
FLAT BOTTOM AREA
PROPOSED 6" PERFORATED PVC UD
RG2
RG3
RG4
SOUTH RAIN GARDEN 2
SOUTH RAIN GARDEN 3
A A
SECTION A-A
PLAN VIEW
DIRECTION OF FLOW
FLOWLINE OF NOTCH
FINISH GROUND
OF RAIN GARDEN
L
W
6.0"
DIRECTION OF FLOW
6.0" TYP.
2" NOTCH
6.0"2"X6" NOTCH
12.0"
STORM DRAIN
BIO RETENTION
SAND MEDIA
HALF INCH EXPANSION JOINT
TO BE INSTALLED BETWEEN
CONCRETE RUNDOWN & FOREBAY
6.0"
PROPOSED NATIVE
MATERIAL SUBBASE
STORM DRAIN
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
D12 DETAILSDRAINAGE28
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
DETAILS
CONSTRUCTION
DETAILSTORMWATER
BIORETENTION - UPTURNED ELBOW OUTFALL
D-53A
TYPICAL
BIORETENTION
OR SAND FILTER
CROSS-SECTION
18" MIN
UPTURNED
ELBOW
DAYLIGHT ELEVATION
MUST BE A MINIMUM
OF 18" BELOW THE
WATER SURFACE OF
THE LID FEATURE
UNDERDRAIN @
0.50% MIN SLOPE
1.CONTRACTOR SHALL INSTALL BIORETENTION BASINS ACCORDING TO THE APPROVED PLANS AND/OR
CONSTRUCTION SPECIFICATIONS.
2.THIS DETAIL SHALL BE USED IN CONJUNCTION WITH DETAIL D-53 OR D-54.
3.THIS OPTION IS ONLY FOR USE WITH SYSTEMS THAT DO NOT HAVE AN IMPERMEABLE LINER.
NOTES:
30" MIN
12" MAX
604 FOREBAY DIMENSIONS
603 TYPICAL FOREBAY
Forebay Summary
Forebay ID DEPTH (in)Length (ft)Width (ft)
RG 1 12 4 5
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
D14 DETAILSDRAINAGE30
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
CC
A
A
B
B
SECTION C-C
SECTION A-A SECTION B-B
WELL SCREEN FLOW CONTROL PLATE
PLAN
GENERAL NOTES
SECTION D-D
D
D
A A
ABBREVIATIONS
LEGEND
Outlet Summary
Pond 1
ELEV A.4958.11
ELEV B.4958.86
ELEV C.4959.86
ELEV D.4956.06
Dwq (FT.)0.75
Ls (FT.)4
Ws (FT.)4
Wo (IN.)6
WQ
PLATE
HOLE DIA. (IN.) 13/16
# OF ROWS 2
# OF COLUMNS 1
004 SCOUR STOP DETAIL
SCOUR STOP SCHEDULE007
36" ANCHOR STRAP
BULLET ANCHOR
RECESSED LOCK
WASHER
TRANSITION MAT
TURF
REINFORCEMENT
MAT
ANCHOR PATTERN
ANCHOR ILLUSTRATION
MAX. 1"-2" DROP
FROM CULVERT FLOWLINE
ONTO SCOURSTOP MATS
PROFILE VIEW
SECTION VIEW AA
OUTLET AND CHANNEL SCOUR PROTECTION
(TRANSITION MATS)
DIRECTION OF FLOW
TURF REINFORCEMENT MAT
WIDTH OF
PROTECTION
LENGTH OF PROTECTION
D
D= CULVERT DIAMETER
TRAN
SI
TI
O
N
M
A
T
S
SOIL
C
O
V
E
R
A
A
CULVERT OUTLET PROTECTION - PLAN VIEW
INSTALL ANCHORS PER SCOURSTOP INSTALLATION GUIDELINES
MINIMUM DEPTH 24" IN COMPACTED, COHESIVE SOIL.
MINIMUM DEPTH 30" IN LOOSE, SANDY, OR WET SOIL
EXTRA ANCHORS AS NEEDED TO SECURE MAT TIGHTLY OVER SOIL
COVER
ABUT TRANSITIONS MATS TO END OF CULVERT OR CULVERT APRON.
ADJACENT MATS ABUT TOGETHER LATERALLY AND LONGITUDINALLY.
MINIMUM 8 ANCHORS PER MAT.
EXTRA ANCHORS AS NEEDED FOR LOOSE OR WET SOILS.
PROTECT BARE/ DISTURBED DOWNSTREAM
SOILS FROM EROSION WITH APPROPRIATE
SOIL COVER.
NOTE:
1.SCOUR STOP MAT PRODUCT UTILIZED FOR TURF REINFORCEMENT MAT DIMENSIONS.
2.SEEDING AT OUTFALL OF STORM SEWER SHALL BE COMPLETED PRIOR TO INSTALLATION OF TURF REINFORCEMENT MAT.
SS
SEEDING TO OCCUR
PRIOR TO INSTALLATION
Storm Drain/ Design Point W (FT)L (FT)Quantity of Mats
Storm Drain a ( 2 - 24" RCP)16 8 8
Storm Drain C ( 2 - 14"x23" HEP
RCP)8 8 4
Storm Drain D (14"x23" HEP
RCP)8 8 4
Storm Drain G (12" HDPE)4 4 1
4' Curb Cut (DP 4 )4 4 1
D
D
D
STT
VAULT
F.O.F.O.
D
GAS
XXOHUOHUOHUD
F E
SLID
MH
/ / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // /
/ / /
/
/ // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / /F E
SFE
SFE
SST
STST
F E
SFE
SFE S
GAS
D
CTV CTV CTV CTV
CTV CTV CTV CTV CTV
CTV
EM
GMTFTF
G UGEUGE UGE
UGES UD UD
UD
UD
UDUDUD
UD
UD
UD
UD
UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE1
1
JEROME STREET LLC,
216 E OAK ST
JEROME STREET STATION LLC,
742 N COLLEGE AVE
LMC VENTURES LLC,
742 N COLLEGE AVE
CITY OF FORT COLLINS
405 N COLLEGE AVE
MORAK KAREN LLC
622 N COLLEGE AVE
CITY OF FORT COLLINS,
740 N COLLEGE AVE
FORT COLLINS
1d
4
3b
2
5
6
8
10
11
12
co1
w8 w10
w11
7
9
1d
1.94 ac
2
0.47 ac
6
0.36 ac
3b
0.39 ac
W8
0.63 ac
12
0.14 ac
9
0.14 ac
11
0.05 ac
Co1
0.43 ac
8
0.12 ac
10
0.03 ac
4
0.29 ac
5
0.16 ac
7
0.10 ac
W10
1.50 ac W11
0.89 ac
VINE DRIVECOLLEGE AVENUEJEROME STREET100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
1a
0.05 ac
1b
0.08 ac
1c
0.48 ac
3a
0.01 ac
3c
0.05 ac
1a
1b
1c
3a
3c
PROPERTY
BOUNDARY
PROPERTY
BOUNDARY
WQ1 - OUTLET
STRUCTURE A
PROPOSED
STORM LINE
PROPOSED STORM
INLET (TYP.)
EXISTING
STORM LINE
EXISTING
INLET PROPOSED STORM
INLET (TYP.)
DETENTION POND 1
WQCV VOLUME = 0.02 AC-FT
TOTAL VOLUME REQUIRED = 0.22 AC-FT
MAXIMUM RELEASE RATE = 12.99 CFS
OUTLET IN. EL. = 4958.89
WQCV WATER SURFACE EL. = 4958.83
100-YR. WATER SURFACE EL. = 4960.18
FREEBOARD = 1.02 FT
TOP OF BERM EL. = 4961.20
PROPOSED
COMBINATION INLET
PROPOSED OVERFLOW
STRUCTURE
POND OUTFALL A
SEE SHEET ST1
RAIN GARDEN 1
SEE SHEET RG1
STORM DRAIN D
SEE SHEET ST3
SOUTH RAIN GARDEN 1
SEE SHEET RG2
SOUTH RAIN GARDEN 2
SEE SHEET RG2
SOUTH RAIN GARDEN 3
SEE SHEET RG2
STORM DRAIN C
SEE SHEET ST3
STORM DRAIN E
SEE SHEET OU1
STORM DRAIN F
SEE SHEET OU1
STORM DRAIN G
SEE SHEET OU1
UPHAM
FREDERICK M
207 E. VINE DRIVE
KUNDLA TODD J
209 E. VINE DRIVE
PROPOSED OVERFLOW
STRUCTURE
2
2
PROPOSED 25' POND
OVERFLOW
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
( IN FEET )
1 inch = ft.
Feet05050
50
100 150
1.REFER TO THE FINAL DRAINAGE REPORT, DATED MARCH 1, 2023 FOR ADDITIONAL
INFORMATION.
2.PORTIONS OF THIS PROPERTY ARE LOCATED IN THE FEMA REGULATED, 100
YEAR AND 500 YEAR POUDRE RIVER FLOODPLAIN. ANY DEVELOPMENT WITHIN
THE FLOODPLAIN MUST COMPLY WITH THE SAFETY REGULATIONS OF CHAPTER
10 OF CITY MUNICIPAL CODE.
3.ANY CONSTRUCTION ACTIVITIES IN THE FLOOD FRINGE (E.G. STRUCTURES,
SIDEWALK OR CURB & GUTTER INSTALLATION/REPLACEMENT, UTILITY WORK,
LANDSCAPING, ETC.) MUST BE PRECEDED BY AN APPROVED FLOODPLAIN USE
PERMIT, THE APPROPRIATE PERMIT APPLICATION FEES, AND APPROVED PLANS.
4.CONSTRUCTION OF RESIDENTIAL AND/OR MIXED_USE STRUCTURES IS
PROHIBITED IN THE POUDRE RIVER 100_YEAR FLOODPLAIN.
5.OUTSIDE STORAGE OF EQUIPMENT OR FLOATABLE MATERIALS WHETHER
PERMANENT OR TEMPORARY IS PROHIBITED IN THE 100_YEAR FLOODPLAIN.
6.THE APPLICANT ACKNOWLEDGES THAT THIS SITE DEVELOPMENT PLAN DOES
NOT COMPLY WITH THE CURRENT REGULATORY FLOODPLAIN. PERMITS CANNOT
BE ISSUED FOR RESIDENTIAL STRUCTURES IN THE REGULATORY FLOODPLAIN
UNTIL A LOMR IS APPROVED THROUGH FEMA. IT IS AT OUR OWN RISK THAT WE
CONTINUE THROUGH THE PLANNING PROCESS.
6.CRITICAL FACILITIES ARE PROHIBITED IN THE FLOODPLAIN, INCLUDING
HAZARDOUS MATERIAL, GOVERNMENT SERVICES, ESSENTIAL SERVICES AND
AT-RISK POPULATION CRITICAL FACILITIES. THIS INCLUDES SCHOOLS AND
AFTER SCHOOL PROGRAMS/DAY CAMPS FOR GRADES K-12.
7.THE QUANTITIES LISTED BELOW AND THE REMOVAL OF HYDROGEN STORAGE
FROM THE SITE, WILL REMOVE THE DESIGNATION OF A “CRITICAL FACILITY', AS
PER DEFINED BY CHAPTER 10 OF CITY CODE, FROM THE PROJECT. MATERIAL
STORAGE RESTRICTIONS WILL BE REMOVED WITH THE APPROVAL OF THE LOMR.
THE FOLLOWING OUTLINES THE HANDLING AND STORAGE PROCESSES OF
HYDROGEN FOR RESEARCH PROCEDURES ANTICIPATED AT THE PROPOSED
POWERHOUSE II FACILITY:
·HYDROGEN PRODUCED BY HYDROLYSIS OR SIMILAR METHOD WILL BE
DISPOSED OF AS PRODUCED VIA VENTING OUTDOORS (AS PER ANY CODE
REQUIREMENTS), BURNED IN OUTDOORS IN A NON-VISIBLE FLARE, CONSUMED
BY FUEL CELL OR SIMILAR DEVICE.
·ONSITE STORAGE OF HYDROGEN WILL REMAIN AT OR BELOW QUANTITIES
REGULATED BY INTERNATIONAL FIRE SAFETY CODE OR “HOUSEHOLD LEVELS”
·HYDROGEN FUELED VEHICLES, SUCH AS AUTOMOBILES, LIGHT AND MEDIUM
DUTY TRUCKS, AND TRANSIT BUSES WILL BE TESTED ONSITE AND ADHERE TO
ALL FIRE SAFETY CODES AND DOT REGULATIONS REGARDING HYDROGEN
FUELED VEHICLES. NO VEHICLES WILL BE STORED OUTSIDE OVERNIGHT PER
THE FLOATABLE MATERIALS REQUIREMENTS IN CHAPTER 10 OF CITY CODE.
·H2 STORAGE TANKS WILL REMAIN AT POWERHOUSE I UNTIL APPROVAL OF THE
LOMR.
FLAMMABLE MATERIALS:
·ACETYLENE : 1 COMMERCIAL CYLINDER AT 300 OR LESS STD. CU. FT. VOLUME.
·OXYGEN : 1 COMMERCIAL CYLINDER AT 300 OR LESS STD. CU. FT. VOLUME.
NON-REACTIVE GASES:
·COMPRESSED AIR : 500 GAL. TANK
·COMPRESSED NITROGEN : 2000 L. CRYOGENIC TANK, LIQUID
·COMPRESSED ARGON : 2000 L. CRYOGENIC TANK, LIQUID
·COMPRESSED HELIUM : <20 - 300 STD. CU FT, STEEL CYLINDERS
·COMPRESSED ARGON : <20 - 300 STD. CU FT, STEEL CYLINDERS
·COMPRESSED CO2 : <20 - 300 STD. CU FT, STEEL CYLINDERS
8.THE PROPOSED POWERHOUSE II BUILDING IS PROJECTED TO HOUSE SEVERAL
TYPES OF ORGANIZATIONS: RETAIL, PRIVATE COMPANIES WORKING IN ENERGY
INDUSTRY, AND COLORADO STATE UNIVERSITY (CSU) FUNCTIONS RELATING TO
SPONSORED RESEARCH. THE CSU SPACE WILL BE ASSIGNED TO RESEARCHERS
TO CONDUCT SPONSORED RESEARCH FOR INDUSTRY AND GOVERNMENT
(LOCAL, CITY, STATE AND FEDERAL) SPONSORS. THESE SPACES WILL NOT BE
USED FOR TRADITIONAL EDUCATIONAL FUNCTIONS SUCH AS CLASSROOM
INSTRUCTION OR LABORATORY INSTRUCTION. WHILE UNIVERSITY EMPLOYEES
(RESEARCHERS, STAFF, AND STUDENT EMPLOYEES) WILL BE USING THE SPACE
THEY WILL NOT BE ENGAGED IN INSTRUCTIONAL ACTIVITIES.
9.GOVERNMENT SERVICES FACILITIES INCLUDE ESSENTIAL STRUCTURES SUCH AS
DORMITORIES, OFFICES, CLASSROOMS, AND LABORATORIES FOR PUBLIC HIGHER
EDUCATION FACILITIES. POWERHOUSE II WILL NOT BE USED FOR DORMITORY
HOUSING. NOR WILL IT HAVE INSTRUCTIONAL CLASSROOMS AND THE
LABORATORY AND OFFICE SPACES WILL BE USED SOLELY FOR SPONSORED
RESEARCH ACTIVITIES. GIVEN THIS DEFINITION AND PURPOSES, POWERHOUSE II
SHOULD NOT BE CLASSIFIED AS A GOVERNMENT SERVICES FACILITY PER
CHAPTER 10 OF CITY CODE AND THE RESTRICTIONS ASSOCIATED WITH THIS
DESIGNATION.
10.ALL ITEMS REQUIRING FLOOD PROTECTION (TRANSFORMERS, YARDS, EV
CHARGING STATIONS, SOLAR PANEL COMPONENTS, MECHANICAL EQUIPMENT,
ETC.) MUST BE ELEVATED OR FLOODPROOFED AS REQUIRED BY CHAPTER 10 OF
CITY OF FORT COLLINS MUNICIPAL CODE A MINIMUM OF 24" ABOVE BASE FLOOD
ELEVATION (ALSO KNOWN AS REGULATORY FLOOD PROTECTION ELEVATION) OF
4966.61 NAVD 88
DR1 DRAINAGE EXHIBITDEVELOPED36
NORTH
SWALE SECTIONS
PROPOSED CONTOUR
PROPOSED STORM SEWER
PROPOSED SWALE
EXISTING CONTOUR
PROPOSED CURB & GUTTER
PROPERTY BOUNDARY
PROPOSED INLET
A
DESIGN POINT
FLOW ARROW
DRAINAGE BASIN LABEL
DRAINAGE BASIN BOUNDARY
PROPOSED SWALE SECTION
11
NOTES:
A
LEGEND:
NATURAL HABITAT BUFFER ZONE (NHBZ)
PROPOSED POND WATER SURFACE ELEVATION
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
DEVELOPED DRAINAGE SUMMARY
Design Point Basin ID
Total
Area
(acres)
C2 C100 2-Yr Tc
(min)
100-Yr Tc
(min)
Q2
(cfs)
Q100
(cfs)
Historic Basins:
Imp. Areas lot 2 & 3 0.70 0.95 1.00 5.71 5.00 1.84 6.99
Perv. Areas lot 2 & 3 0.46 0.41 0.51 12.48 12.48 0.39 1.68
Imp. Areas lot 4 0.62 0.95 1.00 5.00 5.00 1.67 6.12
Perv. Areas lot 4 3.20 0.49 0.61 11.62 9.57 3.27 15.40
Developed Basins:
1a 1a 0.05 0.95 1.00 5.00 5.00 0.13 0.46
1b 1b 0.08 0.95 1.00 5.00 5.00 0.22 0.81
1c 1c 0.48 0.95 1.00 5.00 5.00 1.31 4.80
1d 1d 1.94 0.58 0.72 11.75 10.91 2.36 10.67
2 2 0.47 0.90 1.00 5.00 5.00 1.20 4.63
3a 3a 0.01 0.95 1.00 5.00 5.00 0.02 0.06
3b 3b 0.39 0.90 1.00 5.00 5.00 1.01 3.92
3c 3c 0.05 0.87 1.00 5.00 5.00 0.12 0.49
4 4 0.29 0.53 0.67 5.00 5.00 0.44 1.94
6 6 0.36 0.20 0.25 7.66 7.34 0.18 0.79
DEVELOPED DRAINAGE SUMMARY
Design Point Basin ID
Total
Area
(acres)
C2 C100 2-Yr Tc
(min)
100-Yr Tc
(min)
Q2
(cfs)
Q100
(cfs)
Basins Not Detain
5 5 0.16 0.53 0.66 5.00 5.00 0.24 1.05
7 7 0.10 0.64 0.80 5.00 5.00 0.19 0.81
8 8 0.12 0.45 0.56 5.00 5.00 0.15 0.67
9 9 0.14 0.20 0.25 7.21 6.82 0.07 0.31
10 10 0.03 0.20 0.25 5.00 5.00 0.02 0.07
11 11 0.05 0.20 0.25 5.00 5.00 0.03 0.13
12 12 0.14 0.60 0.74 5.00 5.00 0.23 1.01
co1 Co1 0.43 0.74 0.92 5.00 5.00 0.91 3.98
w8 W8
Information taken from "Drainage, Water Quality and
Erosion Control Report for Poudre River Whitewater Park"1.50 6.90
w10 W10
Information taken from "Drainage, Water Quality and
Erosion Control Report for Poudre River Whitewater Park"2.80 13.20
w11 W11
Information taken from "Drainage, Water Quality and
Erosion Control Report for Poudre River Whitewater Park"1.80 8.10
Combined Basins
1a, 1b, 1c, 1d (North Rain
Garden)2.55 0.67 0.84 11.47 9.83 3.64 16.80
3a, 3b, 3c (South Rain
Garden)0.45 0.89 1.00 5.00 5.00 1.14 4.47
2, 4, 6 to Extended
Detention Basin WQ 1.11 0.58 0.73 5.18 5.00 1.84 8.04
1a to 1d, 2, 3a to 3c, 4 and
6 to Detention Pond 4.12 0.67 0.84 11.46 9.82 5.87 27.12
SWALE SUMMARY TABLE
SWALE ID MIN D MIN TW S1 (n:1)S2 (n:1)Q
1 - 1 1.15 26.45 15.0 8.0 9.42
2 - 2 0.98 15.68 6.0 10.0 2.44
E. VINE DRIVEN. COLLEGE AVENUECHERRY STREET
CAC
H
E
L
A
P
O
U
D
R
E
R
I
V
E
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SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
CS1 COVER SHEET1
MARCH 2023 CONTACT INFORMATION
PROJECT TEAM:
VICINITY MAP
NORTH
PROJECT DATUM: NAVD88
CITY OF FORT COLLINS BENCHMARK 1-00
ON A CATCH BASIN AT THE SOUTHEAST CORNER OF VINE DR. AND COLLEGE AVE.
ELEV.=4968.74
CITY OF FORT COLLINS BENCHMARK 3-13
APPROX. 40 FT SOUTH OF THE LINDEN ST. BRIDGE OVER THE POUDRE RIVER, ON
THE WEST SIDE OF LINDEN ST. , ON A STORM INLET.
ELEV.=4962.27
PLEASE NOTE: THIS PLAN SET IS USING NAVD88 FOR A VERTICAL DATUM.
SURROUNDING DEVELOPMENTS HAVE USED NGVD29 UNADJUSTED FOR THEIR
VERTICAL DATUMS.
IF NGVD29 UNADJUSTED DATUM IS REQUIRED FOR ANY PURPOSE, THE
FOLLOWING EQUATION SHOULD BE USED: NGVD29 UNADJUSTED = NAVD88 - 3.18'
BASIS OF BEARINGS
THE BASIS OF BEARINGS IS THE WEST LINE LINE OF THE SOUTHWEST QUARTER
OF SECTION 1-7-69 AS BEARING SOUTH 00° 38' 34" WEST (ASSUMED BEARING)
AND MONUMENTED AS SHOWN ON PLAT.
PROJECT BENCHMARKS:
POWERHOUSE 2
PROJECT TEAM:
Roger Sherman
BHA Design Incorporated
1603 Oakridge Drive, Suite 100
Fort Collins, Colorado 80525
(970)223-7577
Colorado State University
Bryan Willson
Executive Director, CSU Energy Institute
450 N College Ave.
Fort Collins, CO 80524
(970)227-5164
Northern Engineering Services, Inc.
Andy Reese
301 North Howes Street, Suite 100
Fort Collins, Colorado 80521
(970) 221-4158
PLANNER/
LANDSCAPE ARCHITECT
OWNER/APPLICANT
SITE ENGINEER
SHEET INDEX
A PARCEL OF LAND LOCATED IN THE SOUTHWEST QUARTER OF SECTION 1, TOWNSHIP 7 NORTH,
RANGE 69 WEST OF THE 6TH P.M., CITY OF FORT COLLINS, COUNTY OF LARIMER, STATE OF COLORADO
Northern Engineering Services, Inc.
Bob Tessely, PLS
301 North Howes Street, Suite 100
Fort Collins, Colorado 80521
(970) 221-4158
SITE SURVEYOR
TYPICAL SECTIONS
1 CS1 COVER SHEET
2 CS2 GENERAL & CONSTRUCTION NOTES
3 CS3 EROSION CONTROL NOTES
4 EX1 EXISTING CONDITIONS & DEMOLITION PLAN
5 PV1 PAVING & SIGNAGE PLAN
UTILITY SHEETS
6 OU1 UTILITY PLAN
SANITARY SHEETS
7 SS1 OFFSITE SANITARY SEWER PLAN & PROFILE
8 SS2 SANITARY SEWER B PLAN & PROFILE
STORM SHEETS
9 ST1 POND OUTFALL PLAN & PROFILE
10 ST2 STORM DRAIN C PLAN & PROFILE
11 ST3 STORM DRAIN D PLAN & PROFILE
GRADING SHEETS
12 OG1 OVERALL GRADING PLAN
13 - 14 G1 - G2 GRADING PLAN
RAIN GARDEN SHEETS
15 RG1 NORTH RAIN GARDEN PLAN & DETAILS
16 RG2 SOUTH RAIN GARDEN PLAN
DETAIL SHEETS
17 - 21 D1 - D5 SITE DETAILS
22 - 24 D6 - D8 UTILITY DETAILS
25 - 30 D9 - D14 DRAINAGE DETAILS
DRAINAGE SHEETS
31 EC1 INITIAL EROSION CONTROL PLAN
32 EC2 INTERIM EROSION CONTROL PLAN
33 EC3 FINAL EROSION CONTROL PLAN
34 - 35 EC4 - EC5 EROSION CONTROL DETAILS
36 DR1 DEVELOPED DRAINAGE EXHIBIT
37 FP1 FLOODPLAIN EXHIBIT
FINAL CONSTRUCTION PLANS FOR
E N G I N E E R N GI
EHTRON R N
E N G I N E E R N GI
EHTRON R N
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
PROJECT
LOCATION
UTILITY CONTACT LIST: *
UTILITY COMPANY
* This list is provided as a courtesy reference only. Northern Engineering Services assumes no responsibility for
the accuracy or completeness of this list. In no way shall this list relinquish the Contractor's responsibility for
locating all utilities prior to commencing any construction activity. Please contact the Utility Notification Center of
Colorado (UNCC) at 811 for additional information.
PHONE NUMBER
APPROVED:
City Engineer:Approved Sheets Date
Water & Wastewater Utility Approved Sheets Date
Stormwater Utility Approved Sheets Date
Park Planning and Development Approved Sheets Date
Traffic Operations Approved Sheets Date
Environmental Planner Approved Sheets Date
City of Fort Collins, Colorado
UTILITY PLAN APPROVAL
APPROVED:
APPROVED:
APPROVED:
APPROVED:
APPROVED:
Field Survery:
Northern Engineering Services, Inc.
Date: October 25, 2019
FIELD SURVEY BY:
These plans have been reviewed by the City of Fort Collins for concept only. The review does not imply responsibility
by the reviewing department, the City of Fort Collins Engineer, or the City of Fort Collins for accuracy and correctness
of the calculations. Furthermore, the review does not imply that quantities of items on the plans are the final quantities
required. The review shall not be construed for any reason as acceptance of financial responsibility by the City of Fort
Collins for additional quantities of items shown that may be required during the construction phase.
DISCLAIMER STATEMENT:
CTL Thompson, Inc
Geotechnical Investigation Proposed Improvements
Powerhouse 2
Project No. FC10223-125
Date: March 14, 2022
SUBSURFACE EXPLORATION BY:
Travel
69' ROW (min.)
42' Roadway
5'
Walk
(min.)(min.)
Pkwy.
8.5'
Pkwy.
5'
(min.)
8.5'
11'
Util.
Esmt.
9'
Esmt.
Util.
9'
(min.)
Walk
Travel
11'
7'
Lane
Bike
3'7'
Lane
Bike
3'
Bike
Lane
Buffer
Bike
Lane
Buffer
2 LANE ARTERIAL w/ PARALLEL PARKING
(EAST VINE DRIVE)
2 LANE COLLECTOR
(JEROME STREET)
(min.)
Walk
84' ROW (min.)
52' Roadway
7'
Pkwy.
6'
(min.)
8'
Esmt.
Util.
15'
Center
10'
Travel
11'
Travel
11'
3'
Lane
Bike
7'3'
Bike
Lane
Buffer
Bike
Lane
Buffer
Lane
Bike
(min.)
Walk
84' ROW (min.)
52' Roadway
7'
Walk
(min.)
(min.)
Pkwy.
10'
Pkwy.
6'
(min.)
10'
Util.
Esmt.
15'
Esmt.
Util.
15'
Center
10'
Travel
11'
Travel
11'
3'
Lane
Bike
7'3'
Bike
Lane
Buffer
6'
Bike
Lane
Buffer
Lane
Bike
8'
Parallel
Parking
(min.)
Walk
Pkwy.
6'
(min.)
8'
Esmt.
Util.
15'
8'
Parallel
Parking
2 LANE ARTERIAL
(EAST VINE DRIVE)
Pedestrain
Access Easement
Pedestrain
Access Easement
LAKE CANAL
GAS-----------------Xcel Energy-----------------------------Cory Thelen (970) 225-7843
ELECTRIC--------City of Fort Collins Light & Power--Cody Snowdon (970) 416-2306
CABLE-------------Comcast----------------------------------Don Kapperman (970) 567-0425
TELECOM.--------Lumen-------------------------------Brady Craddock (970) 342-3431
WATER------------City of Fort Collins Utilities-----------Jim McChesney (970) 556-8179
WASTEWATER--City of Fort Collins Utilities-----------Jim McChesney (970) 556-8179
STORMWATER-City of Fort Collins Utilities-----------Heidi Hansen (970) 221-6854
UTILITY PLAN APPROVAL
BOXELDER SANITATION DISTRICT
CACHE LA POUDRE
RESERVOIR COMPANY
UTILITY PLAN REVIEW
EAST LARIMER COUNTY WATER DISTRICT
Does not match the most current
format. See written comments.
3/28/2023
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
CS2 CONSTRUCTION NOTESGENERAL &2
A. GENERAL NOTES
1.All materials, workmanship, and construction of public improvements shall meet or exceed the standards and specifications set forth in the Larimer
County Urban Area Street Standards and applicable state and federal regulations. Where there is conflict between these plans and the
specifications, or any applicable standards, the most restrictive standard shall apply. All work shall be inspected and approved by the City of Fort
Collins.
2.All references to any published standards shall refer to the latest revision of said standard, unless specifically stated otherwise.
3.These public improvement construction plans shall be valid for a period of three years from the date of approval by the City of Fort Collins Engineer.
Use of these plans after the expiration date will require a new review and approval process by the City of Fort Collins prior to commencement of
any work shown in these plans.
4.The engineer who has prepared these plans, by execution and/or seal hereof, does hereby affirm responsibility to the City of Fort Collins, as
beneficiary of said engineer's work, for any errors and omissions contained in these plans, and approval of these plans by the City of Fort Collins
Engineer shall not relieve the engineer who has prepared these plans of all such responsibility. Further, to the extent permitted by law, the engineer
hereby agrees to hold harmless and indemnify the City of Fort Collins, and its officers and employees, from and against all liabilities, claims, and
demands which may arise from any errors and omissions contained in these plans.
5.All storm sewer construction, as well as power and other "dry" utility installations, shall conform to the City of Fort Collins standards and
specifications current at the date of approval of the plans by the City of Fort Collins Engineer.
6.The type, size, location and number of all known underground utilities are approximate when shown on the drawings. It shall be the responsibility of
the Developer to verify the existence and location of all underground utilities along the route of the work before commencing new construction. The
Developer shall be responsible for unknown underground utilities.
7.The Developer shall contact the Utility Notification Center of Colorado (UNCC) at 1-800-922-1987, at least 2 working days prior to beginning
excavation or grading, to have all registered utility locations marked. Other unregistered utility entities (i.e. ditch / irrigation company) are to be
located by contacting the respective representative. Utility service laterals are also to be located prior to beginning excavation or grading. It shall be
the responsibility of the Developer to relocate all existing utilities that conflict with the proposed improvements shown on these plans.
8.The Developer shall be responsible for protecting all utilities during construction and for coordinating with the appropriate utility company for any
utility crossings required.
9.If a conflict exists between existing and proposed utilities and/or a design modification is required, the Developer shall coordinate with the engineer
to modify the design. Design modification(s) must be approved by the City of Fort Collins prior to beginning construction.
10.The Developer shall coordinate and cooperate with the City of Fort Collins, and all utility companies involved, to assure that the work is
accomplished in a timely fashion and with a minimum disruption of service. The Developer shall be responsible for contacting, in advance, all
parties affected by any disruption of any utility service as well as the utility companies.
11.No work may commence within any public storm water, sanitary sewer or potable water system until the Developer notifies the utility provider.
Notification shall be a minimum of 2 working days prior to commencement of any work. At the discretion of the water utility provider, a
pre-construction meeting may be required prior to commencement of any work.
12.The Developer shall sequence installation of utilities in such a manner as to minimize potential utility conflicts. In general, storm sewer and sanitary
sewer should be constructed prior to installation of the water lines and dry utilities.
13.The minimum cover over water lines is 4.5 feet and the maximum cover is 5.5 feet unless otherwise noted in the plans and approved by the Water
Utility.
14.A State Construction Dewatering Wastewater Discharge Permit is required if dewatering is required in order to install utilities or if water is
discharged into a storm sewer, channel, irrigation ditch or any waters of the United States.
15.The Developer shall comply with all terms and conditions of the Colorado Permit for Storm Water Discharge (Contact Colorado Department of
Health, Water Quality Control Division, (303) 692-3590), the Storm Water Management Plan, and the Erosion Control Plan.
16.The City of Fort Collins shall not be responsible for the maintenance of storm drainage facilities located on private property. Maintenance of onsite
drainage facilities shall be the responsibility of the property owner(s).
17.Prior to final inspection and acceptance by the City of Fort Collins, certification of the drainage facilities, by a registered engineer, must be
submitted to and approved by the Stormwater Utility Department. Certification shall be submitted to the Stormwater Utility Department at least two
weeks prior to the release of a certificate of occupancy for single family units. For commercial properties, certification shall be submitted to the
Stormwater Utility Department at least two weeks prior to the release of any building permits in excess of those allowed prior to certification per the
Development Agreement.
18.The City of Fort Collins shall not be responsible for any damages or injuries sustained in this Development as a result of groundwater seepage,
whether resulting from groundwater flooding, structural damage or other damage unless such damage or injuries are sustained as a result of the
City of Fort Collins failure to properly maintain its water, wastewater, and/or storm drainage facilities in the development.
19.All recommendations of the Final Drainage Report, dated March 1, 2023 by Northern Engineering shall be followed and implemented.
20.Temporary erosion control during construction shall be provided as shown on the Erosion Control Plan. All erosion control measures shall be
maintained in good repair by the Developer, until such time as the entire disturbed areas is stabilized with hard surface or landscaping.
21.The Developer shall be responsible for insuring that no mud or debris shall be tracked onto the existing public street system. Mud and debris must
be removed within 24 hours by an appropriate mechanical method (i.e. machine broom sweep, light duty front-end loader, etc.) or as approved by
the the City of Fort Collins street inspector.
22.No work may commence within any improved or unimproved public Right-of-Way until a Right-of-Way Permit or Development Construction Permit
is obtained, if applicable.
23.The Developer shall be responsible for obtaining all necessary permits for all applicable agencies prior to commencement of construction. The
Developer shall notify the the City of Fort Collins Inspector (Fort Collins - 221-6605) and the City of Fort Collins Erosion Control Inspector (Fort
Collins - 221-6700) at least 2 working days prior to the start of any earth disturbing activity, or construction on any and all public improvements. If
the City of Fort Collins Engineer is not available after proper notice of construction activity has been provided, the Developer may commence work
in the Engineer absence. However, the City of Fort Collins reserves the right not to accept the improvement if subsequent testing reveals an
improper installation.
24.The Developer shall be responsible for obtaining soils tests within the Public Right-of-Way after right of way grading and all utility trench work is
complete and prior to the placement of curb, gutter, sidewalk and pavement. If the final soils/pavement design report does not correspond with the
results of the original geotechnical report, the Developer shall be responsible for a re-design of the subject pavement section or, the Developer may
use the City of Fort Collins' default pavement thickness section(s). Regardless of the option used, all final soils/pavement design reports shall be
prepared by a licensed Professional Engineer. The final report shall be submitted to the Inspector a minimum of 10 working days prior to placement
of base and asphalt. Placement of curb, gutter, sidewalk, base and asphalt shall not occur until the City of Fort Collins Engineer approves the final
report.
25.The contractor shall hire a licensed engineer or land surveyor to survey the constructed elevations of the street subgrade and the gutter flowline at
all intersections, inlets, and other locations requested by the the City of Fort Collins inspector. The engineer or surveyor must certify in a letter to
the City of Fort Collins that these elevations conform to the approved plans and specifications. Any deviations shall be noted in the letter and then
resolved with the City of Fort Collins before installation of base course or asphalt will be allowed on the streets.
26.All utility installations within or across the roadbed of new residential roads must be completed prior to the final stages of road construction. For the
purposes of these standards, any work except c/g above the subgrade is considered final stage work. All service lines must be stubbed to the
property lines and marked so as to reduce the excavation necessary for building connections.
27.Portions of Larimer County are within overlay districts. The Larimer County Flood Plain Resolution should be referred to for additional criteria for
roads within these districts.
28.All road construction in areas designated as Wild Fire Hazard Areas shall be done in accordance with the construction criteria as established in the
Wild Fire Hazard Area Mitigation Regulations in force at the time of final plat approval.
29.Prior to the commencement of any construction, the contractor shall contact the Local Entity Forester to schedule a site inspection for any tree
removal requiring a permit.
30.The Developer shall be responsible for all aspects of safety including, but not limited to, excavation, trenching, shoring, traffic control, and security.
Refer to OSHA Publication 2226, Excavating and Trenching.
31.The Developer shall submit a Construction Traffic Control Plan, in accordance with MUTCD, to the appropriate Right-of-Way authority. (The City of
Fort Collins, Larimer County, Colorado), for approval, prior to any construction activities within, or affecting, the Right-of-Way. The Developer shall
be responsible for providing any and all traffic control devices as may be required by the construction activities.
32.Prior to the commencement of any construction that will affect traffic signs of any type, the contractor shall contact the City of Fort Collins Traffic
Operations Department, who will temporarily remove or relocate the sign at no cost to the contractor, however, if the contractor moves the traffic
sign then the contractor will be charged for the labor, materials and equipment to reinstall the sign as needed.
33.The Developer is responsible for all costs for the initial installation of traffic signing and striping for the Development related to the Development's
local street operations. In addition, the Developer is responsible for all costs for traffic signing and striping related to directing traffic access to and
from the Development.
34.There shall be no site construction activities on Saturdays, unless specifically approved by the City of Fort Collins Engineer, and no site
construction activities on Sundays or holidays, unless there is prior written approval by City of Fort Collins.
35.The Developer is responsible for providing all labor and materials necessary for the completion of the intended improvements, shown on these
drawings, or designated to be provided, installed, or constructed, unless specifically noted otherwise.
36.Dimensions for layout and construction are not to be scaled from any drawing. If pertinent dimensions are not shown, contact the Designer for
clarification, and annotate the dimension on the as-built record drawings.
37.The Developer shall have, onsite at all times, one (1) signed copy of the approved plans, one (1) copy of the appropriate standards and
specifications, and a copy of any permits and extension agreements needed for the job.
38.If, during the construction process, conditions are encountered which could indicate a situation that is not identified in the plans or specifications,
the Developer shall contact the Designer and the City of Fort Collins Engineer immediately.
39.The Developer shall be responsible for recording as-built information on a set of record drawings kept on the construction site, and available to the
Larimer County's Inspector at all times. Upon completion of the work, the contractor(s) shall submit record drawings to the City of Fort Collins
Engineer.
40.The Designer shall provide, in this location on the plan, the location and description of the nearest survey benchmarks (2) for the project as well as
the basis of bearings. The information shall be as follows:
PROJECT DATUM: NAVD88
City of Fort Collins Benchmark 1-00
On a catch basin at the southeast corner of Vine Dr. and College Ave.
ELEV.=4968.74
City of Fort Collins Benchmark 3-13
Approx. 40 ft south of the Linden St. bridge over the Poudre River, on the west side of Linden St. , on a storm inlet.
ELEV.=4962.27
Please Note: This plan set is using NAVD88 for a vertical datum. Surrounding developments have used NGVD29 Unadjusted for
their vertical datums.
If NGVD29 Unadjusted Datum is required for any purpose, the following equation should be used:
NGVD29 Unadjusted = NAVD88 - 3.18'
Basis of Bearings
The Basis of Bearings is the West line line of the Southwest Quarter of Section 1-7-69 as bearing South 00° 38' 34" West (assumed
bearing) and monumented as shown on Plat.
41.All stationing is based on centerline of roadways unless otherwise noted.
42.Damaged curb, gutter and sidewalk existing prior to construction, as well as existing fences, trees, streets, sidewalks, curbs and gutters,
landscaping, structures, and improvements destroyed, damaged or removed due to construction of this project, shall be replaced or restored in like
kind at the Developer's expense, unless otherwise indicated on these plans, prior to the acceptance of completed improvements and/or prior to the
issuance of the first Certificate of Occupancy.
43.When an existing asphalt street must be cut, the street must be restored to a condition equal to or better than its original condition. The existing
street condition shall be documented by the City of Fort Collins Construction Inspector before any cuts are made. Patching shall be done in
accordance with the City of Fort Collins Street Repair Standards. The finished patch shall blend in smoothly into the existing surface. All large
patches shall be paved with an asphalt lay-down machine. In streets where more than one cut is made, an overlay of the entire street width,
including the patched area, may be required. The determination of need for a complete overlay shall be made by the Larimer County Engineer
and/or the City of Fort Collins Inspector at the time the cuts are made.
44.Upon completion of construction, the site shall be cleaned and restored to a condition equal to, or better than, that which existed before
construction, or to the grades and condition as required by these plans.
45.Standard Handicap ramps are to be constructed at all curb returns and at all "T" intersections.
46.After acceptance by the City of Fort Collins, public improvements depicted in these plans shall be guaranteed to be free from material and
workmanship defects for a minimum period of two years from the date of acceptance.
47.The City of Fort Collins shall not be responsible for the maintenance of roadway and appurtenant improvements, including storm drainage
structures and pipes, for the following private streets: N.A.
48.Approved Variances are listed as follows:
1) N/A
CONSTRUCTION NOTES
A. Grading and Erosion Control Notes
1.The erosion control inspector must be notified at least twenty-four (24) hours prior to any construction on this site.
2.There shall be no earth-disturbing activity outside the limits designated on the accepted plans.
3.All required perimeter silt and construction fencing shall be installed prior to any land disturbing activity (stockpiling, stripping, grading, etc). All
other required erosion control measures shall be installed at the appropriate time in the construction sequence as indicated in the approved project
schedule, construction plans, and erosion control report.
4.At all times during construction, the Developer shall be responsible for preventing and controlling on-site erosion including keeping the property
sufficiently watered so as to minimize wind blown sediment. The Developer shall also be responsible for installing and maintaining all erosion
control facilities shown herein.
5.Pre-disturbance vegetation shall be protected and retained wherever possible. Removal or disturbance of existing vegetation shall be limited to the
area(s) required for immediate construction operations, and for the shortest practical period of time.
6.All soils exposed during land disturbing activity (stripping, grading, utility installations, stockpiling, filling, etc.) shall be kept in a roughened condition
by ripping or disking along land contours until mulch, vegetation, or other permanent erosion control BMPs are installed. No soils in areas outside
project street rights-of-way shall remain exposed by land disturbing activity for more than thirty (30) days before required temporary or permanent
erosion control (e.g. seed/mulch, landscaping, etc.) is installed, unless otherwise approved by the City/County.
7.In order to minimize erosion potential, all temporary (structural) erosion control measures shall:
a.Be inspected at a minimum of once every two (2) weeks and after each significant storm event and repaired or reconstructed as necessary in
order to ensure the continued performance of their intended function.
b.Remain in place until such time as all the surrounding disturbed areas are sufficiently stabilized as determined by the erosion control inspector.
c.Be removed after the site has been sufficiently stabilized as determined by the erosion control inspector.
8.When temporary erosion control measures are removed, the Developer shall be responsible for the clean up and removal of all sediment and
debris from all drainage infrastructure and other public facilities.
9.The contractor shall immediately clean up any construction materials inadvertently deposited on existing streets, sidewalks, or other public rights of
way, and make sure streets and walkways are cleaned at the end of each working day.
10.All retained sediments, particularly those on paved roadway surfaces, shall be removed and disposed of in a manner and location so as not to
cause their release into any waters of the United States.
11.No soil stockpile shall exceed ten (10) feet in height. All soil stockpiles shall be protected from sediment transport by surface roughening, watering,
and perimeter silt fencing. Any soil stockpile remaining after thirty (30) days shall be seeded and mulched.
12.The stormwater volume capacity of detention ponds will be restored and storm sewer lines will be cleaned upon completion of the project and
before turning the maintenance over to the City/County or Homeowners Association (HOA).
13.City Ordinance and Colorado Discharge Permit System (CDPS) requirements make it unlawful to discharge or allow the discharge of any pollutant
or contaminated water from construction sites. Pollutants include, but are not limited to discarded building materials, concrete truck washout,
chemicals, oil and gas products, litter, and sanitary waste. The developer shall at all times take whatever measures are necessary to assure the
proper containment and disposal of pollutants on the site in accordance with any and all applicable local, state, and federal regulations.
14.A designated area shall be provided on site for concrete truck chute washout. The area shall be constructed so as to contain washout material and
located at least fifty (50) feet away from any waterway during construction. Upon completion of construction activities the concrete washout
material will be removed and properly disposed of prior to the area being restored.
15.Conditions in the field may warrant erosion control measures in addition to what is shown on these plans. The Developer shall implement whatever
measures are determined necessary, as directed by the City.
16.For additional information see separate Stormwater Management Plan / Erosion Control Report for Powerhouse 2.
B. Street Improvement Notes
1.All street construction is subject to the General Notes on the cover sheet of these plans as well as the Street Improvements Notes listed here.
2.A paving section design, signed and stamped by a Colorado licensed Engineer, must be submitted to the City of Fort Collins Engineer for approval,
prior to any street construction activity, (full depth asphalt sections are not permitted at a depth greater than 8 inches of asphalt). The job mix shall
be submitted for approval prior to placement of any asphalt.
3.Where proposed paving adjoins existing asphalt, the existing asphalt shall be saw cut, a minimum distance of 12 inches from the existing edge, to
create a clean construction joint. The Developer shall be required to remove existing pavement to a distance where a clean construction joint can
be made. Wheel cuts shall not be allowed unless approved by the City of Fort Collins Engineer in Fort Collins.
4.Street subgrades shall be scarified the top 12 inches and re-compacted prior to subbase installation. No base material shall be laid until the
subgrade has been inspected and approved by the City of Fort Collins Engineer.
5.Ft. Collins only. Valve boxes and manholes are to be brought up to grade at the time of pavement placement or overlay. Valve box adjusting rings
are not allowed.
6.When an existing asphalt street must be cut, the street must be restored to a condition equal to or better than its original condition. The existing
street condition shall be documented by the Inspector before any cuts are made. Cutting and patching shall be done in conformance with Chapter
25, Reconstruction and Repair. The finished patch shall blend smoothly into the existing surface. The determination of need for a complete overlay
shall be made by the City of Fort Collins Engineer. All overlay work shall be coordinated with adjacent landowners such that future projects do not
cut the new asphalt overlay work.
7.All traffic control devices shall be in conformance with these plans or as otherwise specified in M.U.T.C.D. (including Colorado supplement) and as
per the Right-of-Way Work Permit traffic control plan.
8.The Developer is required to perform a gutter water flow test in the presence of the City of Fort Collins Inspector and prior to installation of asphalt.
Gutters that hold more than 1/4 inch deep or 5 feet longitudinally, of water, shall be completely removed and reconstructed to drain properly.
9.Prior to placement of H.B.P. or concrete within the street and after moisture/density tests have been taken on the subgrade material (when a full
depth section is proposed) or on the subgrade and base material (when a composite section is proposed), a mechanical "proof roll" will be required.
The entire subgrade and/or base material shall be rolled with a heavily loaded vehicle having a total GVW of not less than 50,000 lbs. and a single
axle weight of at least 18,000 lbs. with pneumatic tires inflated to not less that 90 p.s.i.g. "Proof roll" vehicles shall not travel at speeds greater than
3 m.p.h. Any portion of the subgrade or base material which exhibits excessive pumping or deformation, as determined by the City of Fort Collins
Engineer, shall be reworked, replaced or otherwise modified to form a smooth, non-yielding surface. The City of Fort Collins Engineer shall be
notified at least 24 hours prior to the "proof roll." All "proof rolls" shall be preformed in the presence of an Inspector.
C. Traffic Signing and Pavement Marking Construction Notes
1.All signage and marking is subject to the General Notes on the cover sheet of these plans, as well as the Traffic Signing and Marking Construction
Notes listed here.
2.All symbols, including arrows, ONLYS, crosswalks, stop bars, etc. shall be pre-formed thermo-plastic.
3.All signage shall be per the City of Fort Collins Standards and these plans or as otherwise specified in MUTCD.
4.All lane lines for asphalt pavement shall receive two coats of latex paint with glass beads.
5.All lane lines for concrete pavement should be epoxy paint.
6.Prior to permanent installation of traffic striping and symbols, the Developer shall place temporary tabs or tape depicting alignment and placement
of the same. Their placement shall be approved by the City of Fort Collins Traffic Engineer prior to permanent installation of striping and symbols.
7.Pre-formed thermo-plastic applications shall be as specified in these Plans and/or these Standards.
8.Epoxy applications shall be applied as specified in CDOT Standard Specifications for Road and Bridge Construction.
9.All surfaces shall be thoroughly cleaned prior to installation of striping or markings.
10.All sign posts shall utilize break-away assemblies and fasteners per the Standards.
11.A field inspection of location and installation of all signs shall be performed by the City of Fort Collins Traffic Engineer. All discrepancies identified
during the field inspection must be corrected before the 2-year warranty period will begin.
12.The Developer installing signs shall be responsible for locating and protecting all underground utilities.
13.Special care shall be taken in sign location to ensure an unobstructed view of each sign.
14.Signage and striping has been determined by information available at the time of review. Prior to initiation of the warranty period,the City of Fort
Collins Traffic Engineer reserves the right to require additional signage and/or striping if the City of Fort Collins Traffic Engineer determines that an
unforeseen condition warrants such signage according to the MUTCD or the CDOT M and S Standards. All signage and striping shall fall under the
requirements of the 2-year warranty period for new construction (except fair wear on traffic markings).
15.Sleeves for sign posts shall be required for use in islands/medians. Refer to Chapter 14, Traffic Control Devices, for additional detail.
D. Storm Drainage Notes
1.The City of Fort Collins shall not be responsible for the maintenance of storm drainage facilities located on private property. Maintenance of onsite
drainage facilities shall be the responsibility of the property owner(s).
2.All recommendations of the Final Drainage Report, dated March 1, 2023 by Northern Engineering shall be followed and implemented.
3.Prior to final inspection and acceptance by the City of Fort Collins, certification of the drainage facilities, by a registered engineer, must by
submitted to and approved by the Stormwater Utility Department. Certification shall be submitted to the Stormwater Utility Department at least two
weeks prior to the release of a certificate of occupancy for single family units. For commercial properties, certification shall by submitted to the
Stormwater Utility Department at least two weeks prior to the release of any building permits in excess of those allowed prior to certification per the
Development Agreement.
E. Utility Notes
1.All waterline and sanitary sewer construction shall conform to the City of Fort Collins Utility standards and specifications current to date of
construction.
2.The minimum cover over water lines is 4.5 feet and the maximum cover is 5.5 feet unless otherwise noted in the plans and approved by the water
utility.
3.Water mains shall be poly-wrapped D.I.P, or PVC with tracer wire.
4.HDPE pipe may be used for 1-1/2 and 2 inch water services. The pipe shall meet the standards of AWWA 901, NSF Standard 61 and ASTM. The
HDPE pipe shall be SDR 9 having a pressure rating of 200 psi. Stiffeners shall be used at all fittings and connections. Tracer wire shall be
installed with the HDPE service, and shall extend up the curb stop. The curb stop shall be covered with a metal valve box and "water" lid per City
Water Detail 11A.
INFILL AND REDEVELOPMENT NOTE
A.Despite everyone's best efforts, it is impossible to fully display subsurface information prior to excavation. This is especially true in areas of infill and
redevelopment. Unknown subsurface conditions can have cost and schedule implications. Prior to finalizing contract terms, it is strongly
recommended that the Owner and General Contractor have a candid discussion to formulate a strategy for dealing with such circumstances when
they arise. The process and procures should be in place prior to excavation. Allowances and contingencies can address the cost implications, but
additional measures are required to deal with scheduling and factors impacting sequence of work. The Architect, Engineer(s), and Construction
Surveyor should be made aware of the protocol for dealing with such unknown subsurface conditions prior to starting work.
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
3/28/2023
Does not match the most current format. See written comments.
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EAST VINE DRIVECOLLEGE AVENUEJEROME STREETLAKE
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JEROME STREET LLC,
216 E OAK ST
JEROME STREET STATION LLC,
742 N COLLEGE AVE
LMC VENTURES LLC,
742 N COLLEGE AVE
CITY OF FORT COLLINS
405 N COLLEGE AVE
MORAK KAREN LLC
622 N COLLEGE AVE
CITY OF FORT COLLINS,
740 N COLLEGE AVE
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( IN FEET )
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40 40 80 120
PROPOSED CONTOUR
PROPOSED STORM SEWER
PROPOSED SWALE
EXISTING CONTOUR
PROPOSED CURB & GUTTER
LEGEND:
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
EC1INITIAL EROSION CONTROL PLAN37
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
TABLE OF CONSTRUCTION SEQUENCE AND BMP APPLICATION
Project: POWERHOUSE 2
CONSTRUCTION PHASE MOBILIZATION DEMOLITION GRADING
BEST MANAGEMENT PRACTICES (BMPS)
STRUCTURAL "INSTALLATION"
Silt Fence Barriers *
Flow Barriers (Wattles) *
Inlet Filter Bags *
Vegetative
Temporary Seeding Planting
Mulching / Sealant
Permanent Seeding Planting
Sod Installation
Rolled Products : Netting / Blankets / Mats
Contour Furrows (Ripping / Disking)
Rock Bags *
UTILITIES
INSTALLATION
FLAT WORK
INSTALLATION
VERTICAL
INSTALLATION LANDSCAPE DEMOBILIZATION
Vehicle Tracking Pad *
* All Temporary BMPs to be Removed once Construction is Complete
Any prior inlets that
could use protecting
Anytime the site will sit dormant longer than 30 Days
Anytime the site will sit dormant longer than 30 Days
Anytime the site will sit dormant longer than 30 Days
Riprap
Construction Fence*
EROSION CONTROL NOTES:
1.IT SHOULD BE NOTED THAT ANY EROSION CONTROL PLAN SERVES ONLY AS A GUIDELINE TO THE CONTRACTOR.
STAGING AND/OR PHASING OF BEST MANAGEMENT PRACTICES (BMPs) IS EXPECTED. ADDITIONAL AND/OR DIFFERENT
BMPs FROM THOSE ORIGINALLY DEPICTED MAY BE NECESSARY DURING CONSTRUCTION DUE TO CHANGING SITE
CONDITIONS OR AS REQUIRED BY LOCAL AUTHORITIES.
2.THIS EROSION CONTROL PLAN IS SCHEMATIC IN NATURE. AS SUCH, GRAPHICAL SYMBOLS MAY NOT BE TO SCALE, NOR
ARE THEY NECESSARILY SHOWN IN THEIR EXACT LOCATION.
3.THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL PERMITTING (CITY, STATE DISCHARGE PERMIT, ETC.) AND
COMPLIANCE WITH GOVERNING AUTHORITIES. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR (OR PERMIT
HOLDER) TO ENSURE EROSION CONTROL MEASURES ARE PROPERLY MAINTAINED AND FOLLOWED.
4.CONTRACTOR SHALL IMPLEMENT THE APPROPRIATE EROSION CONTROL MEASURES ACCORDING THE THE
CONSTRUCTION SEQUENCING AND LEVEL OF SITE STABILIZATION.
5.CONTRACTOR SHALL IMPLEMENT APPROPRIATE INLET PROTECTION FOR ALL STORM DRAINS, SWALES, UNTIL SITE IS
FULLY STABILIZED.
6.CONTRACTOR SHALL IMPLEMENT APPROPRIATE INLET PROTECTION FOR DOWNSPOUT CONNECTIONS, TO THE STORM
DRAIN SYSTEM, UNTIL CONNECTION IS ESTABLISHED WITH DOWNSPOUT.
7.INLET PROTECTION SHALL BE ADAPTED, AS NECESSARY, TO THE SURROUNDING SURFACE TYPE AND CONDITION (i.e.,
STAKE-DRIVEN WATTLES FOR BARE SOIL, GRAVEL SOCKS FOR PAVEMENT, ETC.)
8.CONTRACTOR IS RESPONSIBLE FOR STABILIZING ALL SLOPES, PARTICULARLY THOSE STEEPER THAN 6:1. CRIMP
MULCHING, HYDRO MULCHING, EROSION MATS, TEMPORARY IRRIGATION, AND ADDITIONAL WATTLES OR SILT FENCING
MAY BE NECESSARY TO ESTABLISH VEGETATIVE COVER AND STABILIZE THE SLOPE.
9.CONTRACTOR IS RESPONSIBLE FOR PREVENTING SEDIMENT FROM UNSTABILIZED LANDSCAPE AREAS FROM
MIGRATING ONTO AND ENTERING THE RAIN GARDEN SYSTEMS UNTIL UPGRADIENT TRIBUTARY AREAS ARE FULLY
STABILIZED.
10.ADDITIONAL WATTLES, SILT FENCE, OR OTHER MEASURES, MAY BE NECESSARY TO ENSURE THE BUILDING PAD IS
STABILIZED THROUGHOUT CONSTRUCTION. WATTLES SHALL BE PROVIDED AROUND THE BUILDING PAD SIDES TO
ENSURE AT NO TIME SHALL SEDIMENT BE ALLOWED TO CROSS THE PUBLIC SIDEWALKS.
11.CONTRACTOR SHALL IMPLEMENT APPROPRIATE PERIMETER PROTECTION FOR AREAS DIRECTING DRAINAGE OFFSITE.
PERIMETER PROTECTION SHALL BE ADAPTED, AS NECESSARY, TO THE SURROUNDING SURFACE TYPE AND CONDITION
(i.e., STAKE-DRIVEN SEDIMENT CONTROL LOGS OR SILT FENCE FOR BARE SOIL, GRAVEL SOCKS FOR PAVEMENT, ETC.)
12.FUELING FACILITIES SHALL BE LOCATED AT LEAST ONE HUNDRED (100) FEET FROM NATURAL BODY OF WATER,
WETLAND, NATURAL DRAINAGE WAY OR MANMADE DRAINAGE WAY. THE FUEL TANKS AND FUELING AREA MUST BE SET
IN A CONTAINMENT AREA THAT WILL NOT ALLOW A FUEL SPILL TO DIRECTLY FLOW, SEEP, RUN OFF, OR BE WASHED
INTO A BODY OF WATER, WETLAND OR DRAINAGE WAY.
13.CONSTRUCTION WASTE STORAGE (DUMPSTERS) AND PORTABLE SANITATION UNITS (CONSTRUCTION TOILETS) SHALL
BE LOCATED AT LEAST FIFTY (50) FEET FROM ANY STORMWATER INLET, WETLAND, OR DRAINAGE WAY. SAID FACILITIES
MUST BE SET IN A CONTAINMENT AREA THAT WILL NOT ALLOW POLLUTANTS TO DIRECTLY FLOW, SEEP, RUN OFF, OR
BE WASHED INTO A BODY OF WATER, WETLAND OR DRAINAGE WAY. DUMPSTERS SHALL BE LOCATED ON FLAT, STABLE
GROUND, AND CONSTRUCTION TOILETS SHALL BE STAKED DOWN.
14.THE CONTRACTOR AND ALL SUBCONTRACTORS WILL COOPERATE WITH THE CITY'S CONSTRUCTION INSPECTORS BY
CEASING OPERATIONS WHEN WINDS ARE OF SUFFICIENT VELOCITY TO CREATE BLOWING DUST WHICH, IN THE
INSPECTOR'S OPINION, IS HAZARDOUS TO THE PUBLIC HEALTH AND WELFARE.
15.WHERE SEASONAL CONSTRAINTS (E.G., DURING SUMMER AND WINTER MONTHS) INHIBIT PERMANENT SEEDING
OPERATIONS, DISTURBED AREAS WILL BE TREATED WITH MULCH AND MULCH TACKIFIER OR OTHER MATERIALS
APPROVED BY EROSION CONTROL STAFF TO PREVENT EROSION.
16.SEE LANDSCAPE PLANS FOR ADDITIONAL INFORMATION ON PLANTING, REVEGETATION, HARDSCAPE AND OTHER
PERMANENT SITE STABILIZATION METHODS.
17.DIRT AND DEBRIS FROM CONSTRUCTION ACTIVITIES TRACKED ON CITY STREETS SHALL BE KEPT TO A MINIMUM AND
CLEANED IMMEDIATELY OR AT THE SUGGESTION OF THE CITY'S EROSION CONTROL INSPECTOR.
18.CONTRACTOR SHALL KEEP CONSTRUCTION VEHICLES ENTERING AND EXITING SITE TO A MINIMUM.
19.THE CONTRACTOR SHALL, AT ALL TIMES DURING AND AFTER SYSTEM INSTALLATION, PREVENT SEDIMENT, DEBRIS, AND
DIRT FROM ANY SOURCE FROM ENTERING THE RAIN GARDEN SYSTEM. LOOSE MATERIALS SHALL NOT BE STORED ON
THE RAIN GARDEN AREA. MUD AND SEDIMENT-LADEN RUNOFF SHOULD BE KEPT AWAY FROM THE RAIN GARDEN AREA.
TEMPORARILY DIVERT RUNOFF OR INSTALL SEDIMENT CONTROL MEASURES AS NECESSARY TO REDUCE THE AMOUNT
OF SEDIMENT RUN-ON TO THE RAIN GARDEN.
LIMITS OF DISTURBANCE
ROCK SOCK
SCOUR-STOP
WATTLE DIKE
CONCRETE WASH AREA
BALE OUTLET PROTECTION
INLET PROTECTION
VEHICLE TRACKING CONTROL PAD
LOD
AREA INLET PROTECTION
CONSTRUCTION FENCE CF
STAGING AREA
BENCHMARK/BASIS OF BEARING:
1.CONTRACTOR SHALL IMMEDIATELY STABILIZE ALL DISTURBED SLOPES BY
CRIMP MULCHING OR SIMILAR METHODS.
2.SWMP ADMINISTRATOR:
Contact ________________________________
Company ________________________________
Address ________________________________
Phone ________________________________
3.CONTRACTOR TO PROVIDE VEHICLE TRACKING CONTROL FOR CONCRETE
WASHOUT AREA IF ACCESS IS OFF PAVEMENT.
4.REFER TO THE FINAL DRAINAGE REPORT BY NORTHERN ENGINEERING FOR
ADDITIONAL INFORMATION.
5.THE NATURAL HABITAT BUFFER ZONE IS INTENDED TO BE MAINTAINED IN A
NATIVE LANDSCAPE. PLEASE SEE SECTION 3.4.1 OF THE LAND USE CODE
FOR ALLOWABLE USES WITHIN THE NATURAL HABITAT BUFFER ZONE.
GENERAL NOTES:
BENCHMARK: #1
CITY OF FORT COLLINS BENCHMARK 1-00
Elevation=4968.74
BENCHMARK: #2
CITY OF FORT COLLINS BENCHMARK 3-13
Elevation=4962.27
Basis of Bearings
The Basis of Bearings is the West line line of the Southwest Quarter of
Section 1-7-69 as bearing South 00° 38' 34" West (assumed bearing)
and monumented as shown on Plat.
IRRIGATED TURF
NATIVE SEED
SILT FENCE SF
3/28/2023
Does not match the required format.
See written comments.
Incorrect Sheet Numbering
G UGEUGE UGE UGE
UGES UD
UD
UD
UD UD
UD UDUDUDUD
UD
UD
UD
UD
UD
UD
UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGEVAULT
ELEC
GGGVAULT
ELEC
VAULT
ELEC
VAULT
ELEC
VAULT
ELEC
ELEC
T
VAULT
F.O.F.O.
D
CONTROL
IRR
CONTROL
IRR
GAS
ELEC
BRKR
T SGGGGGGGG
GGGGGGGGGGGGGGGXOHUOHUD FE
SGGGG
G/ / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / /
/
/
// / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / /FE
S
FE
S
FE
SST
STST
STST
STFESFESFES
VAULT
ELEC
GAS
/ / / / / / / /D GCTV CTV CTV CTV CTVGGGGG
CTV CTV CTV CTV CTV CTV CTV
CTV
VAULT
CABLE
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
EM
GMTFTF
SFSFSFSFSFSFSF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SFSFSFEAST VINE DRIVECOLLEGE AVENUEJEROME STREETLAKE
C
A
N
A
L
JEROME STREET LLC,
216 E OAK ST
JEROME STREET STATION LLC,
742 N COLLEGE AVE
LMC VENTURES LLC,
742 N COLLEGE AVE
CITY OF FORT COLLINS
405 N COLLEGE AVE
MORAK KAREN LLC
622 N COLLEGE AVE
CITY OF FORT COLLINS,
740 N COLLEGE AVE
DETENTION
POND
25:17:18:127:142:138:166:145:135:173:174:177:
1
29:1
48:149:14:16:122:124:1
17:1
21:1 11:16:11
1
2
:
15:165:152:1SF
SFRAIN GARDEN 1
SEE SHEET RG1
SOUTH RAIN GARDEN 1
SEE SHEET RG2
SOUTH RAIN GARDEN 2
SEE SHEET RG2
SOUTH RAIN GARDEN 3
SEE SHEET RG2SFSF
SF
SF
SF SF
SF
SF
SF
SF SF SF
SF
SF
SF
SF
SF
SF
SF
SF
SFCF
CF
CF
CF CF
CF
CF
CF
C
F
CF CF
CF
CF
CF
CF
CF
CF
CF
CF
SF
SF
SF
SF
SF
SF
SF
SF
SF
SFCF
CF
CF
CF
CF
CF
LODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLOD LOD LOD
LODLOD LOD LOD LOD LOD LOD LOD LOD LOD LOD
LOD
LOD LOD LOD LOD LOD LOD LOD
LOD LOD LODLODLODLODLOD LODLODLODLODLODLODLODLODLODNORTH
( IN FEET )
0
1 INCH = 40 FEET
40 40 80 120
PROPOSED CONTOUR
PROPOSED STORM SEWER
PROPOSED SWALE
EXISTING CONTOUR
PROPOSED CURB & GUTTER
ROCK SOCK
SCOUR-STOP
WATTLE DIKE
CONCRETE WASH AREA
BALE OUTLET PROTECTION
LEGEND:
INLET PROTECTION
VEHICLE TRACKING CONTROL PAD
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
EC2INTERIM EROSION CONTROL PLAN37
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
AREA INLET PROTECTION
TABLE OF CONSTRUCTION SEQUENCE AND BMP APPLICATION
Project: POWERHOUSE 2
CONSTRUCTION PHASE MOBILIZATION DEMOLITION GRADING
BEST MANAGEMENT PRACTICES (BMPS)
STRUCTURAL "INSTALLATION"
Silt Fence Barriers *
Flow Barriers (Wattles) *
Inlet Filter Bags *
Vegetative
Temporary Seeding Planting
Mulching / Sealant
Permanent Seeding Planting
Sod Installation
Rolled Products : Netting / Blankets / Mats
Contour Furrows (Ripping / Disking)
Rock Bags *
UTILITIES
INSTALLATION
FLAT WORK
INSTALLATION
VERTICAL
INSTALLATION LANDSCAPE DEMOBILIZATION
Vehicle Tracking Pad *
* All Temporary BMPs to be Removed once Construction is Complete
Any prior inlets that
could use protecting
Anytime the site will sit dormant longer than 30 Days
Anytime the site will sit dormant longer than 30 Days
Anytime the site will sit dormant longer than 30 Days
Riprap
Construction Fence*
EROSION CONTROL NOTES:
1.IT SHOULD BE NOTED THAT ANY EROSION CONTROL PLAN SERVES ONLY AS A GUIDELINE TO THE CONTRACTOR.
STAGING AND/OR PHASING OF BEST MANAGEMENT PRACTICES (BMPs) IS EXPECTED. ADDITIONAL AND/OR DIFFERENT
BMPs FROM THOSE ORIGINALLY DEPICTED MAY BE NECESSARY DURING CONSTRUCTION DUE TO CHANGING SITE
CONDITIONS OR AS REQUIRED BY LOCAL AUTHORITIES.
2.THIS EROSION CONTROL PLAN IS SCHEMATIC IN NATURE. AS SUCH, GRAPHICAL SYMBOLS MAY NOT BE TO SCALE, NOR
ARE THEY NECESSARILY SHOWN IN THEIR EXACT LOCATION.
3.THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL PERMITTING (CITY, STATE DISCHARGE PERMIT, ETC.) AND
COMPLIANCE WITH GOVERNING AUTHORITIES. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR (OR PERMIT
HOLDER) TO ENSURE EROSION CONTROL MEASURES ARE PROPERLY MAINTAINED AND FOLLOWED.
4.CONTRACTOR SHALL IMPLEMENT THE APPROPRIATE EROSION CONTROL MEASURES ACCORDING THE THE
CONSTRUCTION SEQUENCING AND LEVEL OF SITE STABILIZATION.
5.CONTRACTOR SHALL IMPLEMENT APPROPRIATE INLET PROTECTION FOR ALL STORM DRAINS, SWALES, UNTIL SITE IS
FULLY STABILIZED.
6.CONTRACTOR SHALL IMPLEMENT APPROPRIATE INLET PROTECTION FOR DOWNSPOUT CONNECTIONS, TO THE STORM
DRAIN SYSTEM, UNTIL CONNECTION IS ESTABLISHED WITH DOWNSPOUT.
7.INLET PROTECTION SHALL BE ADAPTED, AS NECESSARY, TO THE SURROUNDING SURFACE TYPE AND CONDITION (i.e.,
STAKE-DRIVEN WATTLES FOR BARE SOIL, GRAVEL SOCKS FOR PAVEMENT, ETC.)
8.CONTRACTOR IS RESPONSIBLE FOR STABILIZING ALL SLOPES, PARTICULARLY THOSE STEEPER THAN 6:1. CRIMP
MULCHING, HYDRO MULCHING, EROSION MATS, TEMPORARY IRRIGATION, AND ADDITIONAL WATTLES OR SILT FENCING
MAY BE NECESSARY TO ESTABLISH VEGETATIVE COVER AND STABILIZE THE SLOPE.
9.CONTRACTOR IS RESPONSIBLE FOR PREVENTING SEDIMENT FROM UNSTABILIZED LANDSCAPE AREAS FROM
MIGRATING ONTO AND ENTERING THE RAIN GARDEN SYSTEMS UNTIL UPGRADIENT TRIBUTARY AREAS ARE FULLY
STABILIZED.
10.ADDITIONAL WATTLES, SILT FENCE, OR OTHER MEASURES, MAY BE NECESSARY TO ENSURE THE BUILDING PAD IS
STABILIZED THROUGHOUT CONSTRUCTION. WATTLES SHALL BE PROVIDED AROUND THE BUILDING PAD SIDES TO
ENSURE AT NO TIME SHALL SEDIMENT BE ALLOWED TO CROSS THE PUBLIC SIDEWALKS.
11.CONTRACTOR SHALL IMPLEMENT APPROPRIATE PERIMETER PROTECTION FOR AREAS DIRECTING DRAINAGE OFFSITE.
PERIMETER PROTECTION SHALL BE ADAPTED, AS NECESSARY, TO THE SURROUNDING SURFACE TYPE AND CONDITION
(i.e., STAKE-DRIVEN SEDIMENT CONTROL LOGS OR SILT FENCE FOR BARE SOIL, GRAVEL SOCKS FOR PAVEMENT, ETC.)
12.FUELING FACILITIES SHALL BE LOCATED AT LEAST ONE HUNDRED (100) FEET FROM NATURAL BODY OF WATER,
WETLAND, NATURAL DRAINAGE WAY OR MANMADE DRAINAGE WAY. THE FUEL TANKS AND FUELING AREA MUST BE SET
IN A CONTAINMENT AREA THAT WILL NOT ALLOW A FUEL SPILL TO DIRECTLY FLOW, SEEP, RUN OFF, OR BE WASHED
INTO A BODY OF WATER, WETLAND OR DRAINAGE WAY.
13.CONSTRUCTION WASTE STORAGE (DUMPSTERS) AND PORTABLE SANITATION UNITS (CONSTRUCTION TOILETS) SHALL
BE LOCATED AT LEAST FIFTY (50) FEET FROM ANY STORMWATER INLET, WETLAND, OR DRAINAGE WAY. SAID FACILITIES
MUST BE SET IN A CONTAINMENT AREA THAT WILL NOT ALLOW POLLUTANTS TO DIRECTLY FLOW, SEEP, RUN OFF, OR
BE WASHED INTO A BODY OF WATER, WETLAND OR DRAINAGE WAY. DUMPSTERS SHALL BE LOCATED ON FLAT, STABLE
GROUND, AND CONSTRUCTION TOILETS SHALL BE STAKED DOWN.
14.THE CONTRACTOR AND ALL SUBCONTRACTORS WILL COOPERATE WITH THE CITY'S CONSTRUCTION INSPECTORS BY
CEASING OPERATIONS WHEN WINDS ARE OF SUFFICIENT VELOCITY TO CREATE BLOWING DUST WHICH, IN THE
INSPECTOR'S OPINION, IS HAZARDOUS TO THE PUBLIC HEALTH AND WELFARE.
15.WHERE SEASONAL CONSTRAINTS (E.G., DURING SUMMER AND WINTER MONTHS) INHIBIT PERMANENT SEEDING
OPERATIONS, DISTURBED AREAS WILL BE TREATED WITH MULCH AND MULCH TACKIFIER OR OTHER MATERIALS
APPROVED BY EROSION CONTROL STAFF TO PREVENT EROSION.
16.SEE LANDSCAPE PLANS FOR ADDITIONAL INFORMATION ON PLANTING, REVEGETATION, HARDSCAPE AND OTHER
PERMANENT SITE STABILIZATION METHODS.
17.DIRT AND DEBRIS FROM CONSTRUCTION ACTIVITIES TRACKED ON CITY STREETS SHALL BE KEPT TO A MINIMUM AND
CLEANED IMMEDIATELY OR AT THE SUGGESTION OF THE CITY'S EROSION CONTROL INSPECTOR.
18.CONTRACTOR SHALL KEEP CONSTRUCTION VEHICLES ENTERING AND EXITING SITE TO A MINIMUM.
19.THE CONTRACTOR SHALL, AT ALL TIMES DURING AND AFTER SYSTEM INSTALLATION, PREVENT SEDIMENT, DEBRIS, AND
DIRT FROM ANY SOURCE FROM ENTERING THE RAIN GARDEN SYSTEM. LOOSE MATERIALS SHALL NOT BE STORED ON
THE RAIN GARDEN AREA. MUD AND SEDIMENT-LADEN RUNOFF SHOULD BE KEPT AWAY FROM THE RAIN GARDEN AREA.
TEMPORARILY DIVERT RUNOFF OR INSTALL SEDIMENT CONTROL MEASURES AS NECESSARY TO REDUCE THE AMOUNT
OF SEDIMENT RUN-ON TO THE RAIN GARDEN.
CONSTRUCTION FENCE CF
STAGING AREA
BENCHMARK/BASIS OF BEARING:
1.CONTRACTOR SHALL IMMEDIATELY STABILIZE ALL DISTURBED SLOPES BY
CRIMP MULCHING OR SIMILAR METHODS.
2.SWMP ADMINISTRATOR:
Contact ________________________________
Company ________________________________
Address ________________________________
Phone ________________________________
3.CONTRACTOR TO PROVIDE VEHICLE TRACKING CONTROL FOR CONCRETE
WASHOUT AREA IF ACCESS IS OFF PAVEMENT.
4.REFER TO THE FINAL DRAINAGE REPORT BY NORTHERN ENGINEERING FOR
ADDITIONAL INFORMATION.
5.THE NATURAL HABITAT BUFFER ZONE IS INTENDED TO BE MAINTAINED IN A
NATIVE LANDSCAPE. PLEASE SEE SECTION 3.4.1 OF THE LAND USE CODE
FOR ALLOWABLE USES WITHIN THE NATURAL HABITAT BUFFER ZONE.
GENERAL NOTES:
BENCHMARK: #1
CITY OF FORT COLLINS BENCHMARK 1-00
Elevation=4968.74
BENCHMARK: #2
CITY OF FORT COLLINS BENCHMARK 3-13
Elevation=4962.27
Basis of Bearings
The Basis of Bearings is the West line line of the Southwest Quarter of
Section 1-7-69 as bearing South 00° 38' 34" West (assumed bearing)
and monumented as shown on Plat.
IRRIGATED TURF
NATIVE SEED
LIMITS OF DISTURBANCE LOD
SILT FENCE SF
3/28/2023
Does not match the required format.
See written comments.
Incorrect Sheet Numbering
G UGEUGE UGE UGE
UGES UD
UD
UD
UD UD
UD UDUDUDUD
UD
UD
UD
UD
UD
UD
UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGEVAULT
ELEC
GGGVAULT
ELEC
VAULT
ELEC
VAULT
ELEC
VAULT
ELEC
ELEC
T
VAULT
F.O.F.O.
D
CONTROL
IRR
CONTROL
IRR
GAS
ELEC
BRKR
T SGGGGGGGG
GGGGGGGGGGGGGGGXOHUOHUD FE
SGGGG
G/ / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / /
/
/
// / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / /FE
S
FE
S
FE
SST
STST
STST
STFESFESFES
VAULT
ELEC
GAS
/ / / / / / / /D GCTV CTV CTV CTV CTVGGGGG
CTV CTV CTV CTV CTV CTV CTV
CTV
VAULT
CABLE
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
EM
GMTFTF
EAST VINE DRIVECOLLEGE AVENUEJEROME STREETLAKE
C
A
N
A
L
JEROME STREET LLC,
216 E OAK ST
JEROME STREET STATION LLC,
742 N COLLEGE AVE
LMC VENTURES LLC,
742 N COLLEGE AVE
CITY OF FORT COLLINS
405 N COLLEGE AVE
MORAK KAREN LLC
622 N COLLEGE AVE
CITY OF FORT COLLINS,
740 N COLLEGE AVE
24:1 9:16:131:111:129:144:138:1122:157:153:144:155:16
8
:
174:136:1
65
:
1
46:15:145:124:1
87:15
0
:
1
19:15:15:111:124:1
17:1
21:1
12:1 5:16:11
1
2
:
1
POND OUTLET
STRUCTURE A
TYPE D INLET
TYPE R INLET
COMBINATION INLET
RAIN GARDEN
EMERGENCY SPILLWAY
RAIN GARDEN
EMERGENCY SPILLWAY
RAIN GARDEN
EMERGENCY SPILLWAYRAIN GARDEN
EMERGENCY SPILLWAY LODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLOD LOD LOD
LODLOD LOD LOD LOD LOD LOD LOD LOD LOD LOD
LOD
LOD LOD LOD LOD LOD LOD LOD
LOD LOD LODLODLODLODLOD LODLODLODLODLODLODLODLODLODDETENTION
POND
RAIN GARDEN 1
SEE SHEET RG1
SOUTH RAIN GARDEN 1
SEE SHEET RG2
SOUTH RAIN GARDEN 2
SEE SHEET RG2
SOUTH RAIN GARDEN 3
SEE SHEET RG2
NORTH
( IN FEET )
0
1 INCH = 40 FEET
40 40 80 120
PROPOSED CONTOUR
PROPOSED STORM SEWER
PROPOSED SWALE
EXISTING CONTOUR
PROPOSED CURB & GUTTER
LEGEND:
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
EC3FINAL EROSION CONTROL PLAN37
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
TABLE OF CONSTRUCTION SEQUENCE AND BMP APPLICATION
Project: POWERHOUSE 2
CONSTRUCTION PHASE MOBILIZATION DEMOLITION GRADING
BEST MANAGEMENT PRACTICES (BMPS)
STRUCTURAL "INSTALLATION"
Silt Fence Barriers *
Flow Barriers (Wattles) *
Inlet Filter Bags *
Vegetative
Temporary Seeding Planting
Mulching / Sealant
Permanent Seeding Planting
Sod Installation
Rolled Products : Netting / Blankets / Mats
Contour Furrows (Ripping / Disking)
Rock Bags *
UTILITIES
INSTALLATION
FLAT WORK
INSTALLATION
VERTICAL
INSTALLATION LANDSCAPE DEMOBILIZATION
Vehicle Tracking Pad *
* All Temporary BMPs to be Removed once Construction is Complete
Any prior inlets that
could use protecting
Anytime the site will sit dormant longer than 30 Days
Anytime the site will sit dormant longer than 30 Days
Anytime the site will sit dormant longer than 30 Days
Riprap
Construction Fence*
EROSION CONTROL NOTES:
1.IT SHOULD BE NOTED THAT ANY EROSION CONTROL PLAN SERVES ONLY AS A GUIDELINE TO THE CONTRACTOR.
STAGING AND/OR PHASING OF BEST MANAGEMENT PRACTICES (BMPs) IS EXPECTED. ADDITIONAL AND/OR DIFFERENT
BMPs FROM THOSE ORIGINALLY DEPICTED MAY BE NECESSARY DURING CONSTRUCTION DUE TO CHANGING SITE
CONDITIONS OR AS REQUIRED BY LOCAL AUTHORITIES.
2.THIS EROSION CONTROL PLAN IS SCHEMATIC IN NATURE. AS SUCH, GRAPHICAL SYMBOLS MAY NOT BE TO SCALE, NOR
ARE THEY NECESSARILY SHOWN IN THEIR EXACT LOCATION.
3.THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL PERMITTING (CITY, STATE DISCHARGE PERMIT, ETC.) AND
COMPLIANCE WITH GOVERNING AUTHORITIES. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR (OR PERMIT
HOLDER) TO ENSURE EROSION CONTROL MEASURES ARE PROPERLY MAINTAINED AND FOLLOWED.
4.CONTRACTOR SHALL IMPLEMENT THE APPROPRIATE EROSION CONTROL MEASURES ACCORDING THE THE
CONSTRUCTION SEQUENCING AND LEVEL OF SITE STABILIZATION.
5.CONTRACTOR SHALL IMPLEMENT APPROPRIATE INLET PROTECTION FOR ALL STORM DRAINS, SWALES, UNTIL SITE IS
FULLY STABILIZED.
6.CONTRACTOR SHALL IMPLEMENT APPROPRIATE INLET PROTECTION FOR DOWNSPOUT CONNECTIONS, TO THE STORM
DRAIN SYSTEM, UNTIL CONNECTION IS ESTABLISHED WITH DOWNSPOUT.
7.INLET PROTECTION SHALL BE ADAPTED, AS NECESSARY, TO THE SURROUNDING SURFACE TYPE AND CONDITION (i.e.,
STAKE-DRIVEN WATTLES FOR BARE SOIL, GRAVEL SOCKS FOR PAVEMENT, ETC.)
8.CONTRACTOR IS RESPONSIBLE FOR STABILIZING ALL SLOPES, PARTICULARLY THOSE STEEPER THAN 6:1. CRIMP
MULCHING, HYDRO MULCHING, EROSION MATS, TEMPORARY IRRIGATION, AND ADDITIONAL WATTLES OR SILT FENCING
MAY BE NECESSARY TO ESTABLISH VEGETATIVE COVER AND STABILIZE THE SLOPE.
9.CONTRACTOR IS RESPONSIBLE FOR PREVENTING SEDIMENT FROM UNSTABILIZED LANDSCAPE AREAS FROM
MIGRATING ONTO AND ENTERING THE RAIN GARDEN SYSTEMS UNTIL UPGRADIENT TRIBUTARY AREAS ARE FULLY
STABILIZED.
10.ADDITIONAL WATTLES, SILT FENCE, OR OTHER MEASURES, MAY BE NECESSARY TO ENSURE THE BUILDING PAD IS
STABILIZED THROUGHOUT CONSTRUCTION. WATTLES SHALL BE PROVIDED AROUND THE BUILDING PAD SIDES TO
ENSURE AT NO TIME SHALL SEDIMENT BE ALLOWED TO CROSS THE PUBLIC SIDEWALKS.
11.CONTRACTOR SHALL IMPLEMENT APPROPRIATE PERIMETER PROTECTION FOR AREAS DIRECTING DRAINAGE OFFSITE.
PERIMETER PROTECTION SHALL BE ADAPTED, AS NECESSARY, TO THE SURROUNDING SURFACE TYPE AND CONDITION
(i.e., STAKE-DRIVEN SEDIMENT CONTROL LOGS OR SILT FENCE FOR BARE SOIL, GRAVEL SOCKS FOR PAVEMENT, ETC.)
12.FUELING FACILITIES SHALL BE LOCATED AT LEAST ONE HUNDRED (100) FEET FROM NATURAL BODY OF WATER,
WETLAND, NATURAL DRAINAGE WAY OR MANMADE DRAINAGE WAY. THE FUEL TANKS AND FUELING AREA MUST BE SET
IN A CONTAINMENT AREA THAT WILL NOT ALLOW A FUEL SPILL TO DIRECTLY FLOW, SEEP, RUN OFF, OR BE WASHED
INTO A BODY OF WATER, WETLAND OR DRAINAGE WAY.
13.CONSTRUCTION WASTE STORAGE (DUMPSTERS) AND PORTABLE SANITATION UNITS (CONSTRUCTION TOILETS) SHALL
BE LOCATED AT LEAST FIFTY (50) FEET FROM ANY STORMWATER INLET, WETLAND, OR DRAINAGE WAY. SAID FACILITIES
MUST BE SET IN A CONTAINMENT AREA THAT WILL NOT ALLOW POLLUTANTS TO DIRECTLY FLOW, SEEP, RUN OFF, OR
BE WASHED INTO A BODY OF WATER, WETLAND OR DRAINAGE WAY. DUMPSTERS SHALL BE LOCATED ON FLAT, STABLE
GROUND, AND CONSTRUCTION TOILETS SHALL BE STAKED DOWN.
14.THE CONTRACTOR AND ALL SUBCONTRACTORS WILL COOPERATE WITH THE CITY'S CONSTRUCTION INSPECTORS BY
CEASING OPERATIONS WHEN WINDS ARE OF SUFFICIENT VELOCITY TO CREATE BLOWING DUST WHICH, IN THE
INSPECTOR'S OPINION, IS HAZARDOUS TO THE PUBLIC HEALTH AND WELFARE.
15.WHERE SEASONAL CONSTRAINTS (E.G., DURING SUMMER AND WINTER MONTHS) INHIBIT PERMANENT SEEDING
OPERATIONS, DISTURBED AREAS WILL BE TREATED WITH MULCH AND MULCH TACKIFIER OR OTHER MATERIALS
APPROVED BY EROSION CONTROL STAFF TO PREVENT EROSION.
16.SEE LANDSCAPE PLANS FOR ADDITIONAL INFORMATION ON PLANTING, REVEGETATION, HARDSCAPE AND OTHER
PERMANENT SITE STABILIZATION METHODS.
17.DIRT AND DEBRIS FROM CONSTRUCTION ACTIVITIES TRACKED ON CITY STREETS SHALL BE KEPT TO A MINIMUM AND
CLEANED IMMEDIATELY OR AT THE SUGGESTION OF THE CITY'S EROSION CONTROL INSPECTOR.
18.CONTRACTOR SHALL KEEP CONSTRUCTION VEHICLES ENTERING AND EXITING SITE TO A MINIMUM.
19.THE CONTRACTOR SHALL, AT ALL TIMES DURING AND AFTER SYSTEM INSTALLATION, PREVENT SEDIMENT, DEBRIS, AND
DIRT FROM ANY SOURCE FROM ENTERING THE RAIN GARDEN SYSTEM. LOOSE MATERIALS SHALL NOT BE STORED ON
THE RAIN GARDEN AREA. MUD AND SEDIMENT-LADEN RUNOFF SHOULD BE KEPT AWAY FROM THE RAIN GARDEN AREA.
TEMPORARILY DIVERT RUNOFF OR INSTALL SEDIMENT CONTROL MEASURES AS NECESSARY TO REDUCE THE AMOUNT
OF SEDIMENT RUN-ON TO THE RAIN GARDEN.
ROCK SOCK
SCOUR-STOP
WATTLE DIKE
CONCRETE WASH AREA
BALE OUTLET PROTECTION
INLET PROTECTION
VEHICLE TRACKING CONTROL PAD
AREA INLET PROTECTION
CONSTRUCTION FENCE CF
STAGING AREA
BENCHMARK/BASIS OF BEARING:
1.CONTRACTOR SHALL IMMEDIATELY STABILIZE ALL DISTURBED SLOPES BY
CRIMP MULCHING OR SIMILAR METHODS.
2.SWMP ADMINISTRATOR:
Contact ________________________________
Company ________________________________
Address ________________________________
Phone ________________________________
3.CONTRACTOR TO PROVIDE VEHICLE TRACKING CONTROL FOR CONCRETE
WASHOUT AREA IF ACCESS IS OFF PAVEMENT.
4.REFER TO THE FINAL DRAINAGE REPORT BY NORTHERN ENGINEERING FOR
ADDITIONAL INFORMATION.
5.THE NATURAL HABITAT BUFFER ZONE IS INTENDED TO BE MAINTAINED IN A
NATIVE LANDSCAPE. PLEASE SEE SECTION 3.4.1 OF THE LAND USE CODE
FOR ALLOWABLE USES WITHIN THE NATURAL HABITAT BUFFER ZONE.
GENERAL NOTES:
BENCHMARK: #1
CITY OF FORT COLLINS BENCHMARK 1-00
Elevation=4968.74
BENCHMARK: #2
CITY OF FORT COLLINS BENCHMARK 3-13
Elevation=4962.27
Basis of Bearings
The Basis of Bearings is the West line line of the Southwest Quarter of
Section 1-7-69 as bearing South 00° 38' 34" West (assumed bearing)
and monumented as shown on Plat.
IRRIGATED TURF
NATIVE SEED
LIMITS OF DISTURBANCE LOD
SILT FENCE SF
3/28/2023
Does not match the required format.
See written comments.
Incorrect Sheet Numbering
Line Over Text
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
EC4EROSION CONTROL DETAILS37
VTC
ROCK SOCK SECTION ROCK SOCK PLAN
ROCK SOCK JOINTING
GRADATION TABLE
SIEVE SIZE
MASS PERCENT
PASSING SQUARE
MESH SIEVES
NO. 4
2"100
1-1/2"90-100
1"20-55
3/4"0-15
3/8"0-5
MATCHES SPECIFICATIONS FOR NO. 4 COARSE AGGREGATE FOR
CONCRETE PER AASHTO M43. ALL ROCK SHALL BE FRACTURED FACE,
ALL SIDES
RS
001 CONCRETE WASHOUT AREA 002 ROCK SOCK 003 VEHICLE TRACKING PAD
004 SILT FENCE
SF
CWA
005 CURB INLET PROTECTION
IP
POSTS
PREASSEMBLED SILT FENCE POSTS SHALL OVERLAP
AT JOINTS SO THAT NO
GAPS EXIST IN SILT FENCE.
NOTE:
THICKNESS OF GEOTEXTILE
HAS BEEN EXAGGERATED.POST SHALL BE JOINED AS SHOWN, THEN
ROTATED 180° IN DIRECTION SHOWN AND
DRIVEN INTO THE GROUND.
SILT FENCE JOINTS
DRIVE POSTS VERTICALLY INTO THE GROUND TO A MINIMUM DEPTH OF 18".
EXCAVATE A TRENCH APPROXIMATELY 4" WIDE AND 4" DEEP ALONG THE
LINE OF POSTS AND UPSLOPE FROM THE BARRIER.
ANCHOR TRENCH SHALL BE EXCAVATED BY HAND, WITH TRENCHER, OR
WITH SILT FENCE INSTALLATION MACHINE. NO ROAD GRADERS, BACKHOES,
ETC. SHALL BE USED.
NOT LESS THAN THE BOTTOM 1' OF THE SILT FENCE FABRIC SHALL BE
BURIED IN THE TRENCH.
THE TRENCH SHALL BE COMPACTED BY HAND, WITH "JUMPING JACK" OR BY
WHEEL ROLLING. COMPACTION SHALL BE SUCH THAT THE SILT FENCE
RESISTS BEING PULLED OUT OF ANCHOR TRENCH BY HAND.
SILT FENCE INDICATED IN THE PLANS SHALL BE INSTALLED PRIOR TO ANY
LAND-DISTURBING ACTIVITIES.
USE WOOD POSTS OR OTHER MATERIAL AS ACCEPTED BY THE CITY.
INSTALLATION NOTES:
1.
2.
3.
4.
5.
6.
7.
THE CONTRACTOR SHALL INSPECT SILT FENCE EVERY TWO WEEKS AND
AFTER SIGNIFICANT STORM EVENTS AND MAKE REPAIRS OR CLEAN OUT
UPSTREAM SEDIMENT AS NECESSARY.
SEDIMENT ACCUMULATED UPSTREAM OF SILT FENCE SHALL BE REMOVED
WHEN THE UPSTREAM SEDIMENT REACHES A DEPTH OF 6".
SILT FENCE SHALL BE REMOVED WHEN THE UPSTREAM DISTURBED AREA IS
STABILIZED AND GRASS COVER IS ACCEPTED BY THE CITY. IF ANY
DISTURBED AREA EXISTS AFTER REMOVAL, IT SHALL BE SEEDED AND
MULCHED OR OTHERWISE STABILIZED IN A MANNER ACCEPTED BY THE CITY.
MAINTENANCE NOTES:
1.
2.
3.
4" MIN.
4" MIN.
1 12" x 1 12" WOODEN FENCE POSTS
SF
006 SWALE WATTLE DIKE 007
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
WITH NO GAPS (TYP.)
TIGHTLY ABUTTING
ENTRENCH 3"FLOWFLOWNOTE:
ENTRENCH WATTLE 3" INTO
NATURAL GROUND AT THE OUTSIDE
EDGE OF CONCRETE APRON
WATTLE
WATTLE
OR
NOTE:
INSTALLATION OF WATTLE STAKES
MAY VARY
(10" MIN. DIAMETER)
IPA
DROP INLET WATTLE FILTER
008 CALCULATION TABLE PER FCSCM CH. 2, SEC. 6.1.3.1
Description Estimated Quantity Units
Total Disturbed Project Area 5.6 Acre
Total "Onsite" Area of Disturbance 4.73 Acre
Total "Offsite" Area of Disturbance 0.87 Acre
Total Storage/Staging Area 1 Acre
Total Haul Roads Area N/A
Construction vehicle traffic Area N/A
Est. Percent of Project Area Exposed 100 %
Est. Percent Vegetation Cover 5 %
Existing Soil Type B Table Mountain loam, 0 to 1% slopes
Groundwater Depth 8 Feet
Number of Phases w/Project N/A
Total volume of imported (+) / exported (-) materials 8,900 Cubic Yds.
Total area of stockpilling of fill or borrow areas off site 0 Sq. feet
Steepest Slope 8:1 H:V
Distance from riparian area or sensitive area 0 Feet
3/28/2023
Incorrect Sheet Numbering
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
EC5EROSION CONTROL DETAILS37
001
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
SECTION G-G
G
PLAN
G
BOP
BALE OUTLET PROTECTION
3/28/2023
Incorrect Sheet Numbering
D
STT
VAULT
F.O.F.O.
D
CONTROL
IRR
CONTROL
IRR
GAS
XOHUOHUOHUD FE
S/ / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / /
/
/
// / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / /FE
S
FE
SFE
SST
STST
STST
ST
F E
SFE
SFE
SGAS
/ / / / / / / /D
CTV CTV CTV CTV CTV
CTV CTV CTV CTV CTV CTV CTV
CTV
VAULT
CABLE
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
CONTROL
IRRFLOODWAY ZONE AE
930
72312351341
4964.34966.04967.64964.2
FFE=69.00
JEROME STREET LLC, 216
E OAK ST FORT COLLINS
JEROME STREET STATION LLC,
742 N COLLEGE AVE
LMC VENTURES LLC,
742 N COLLEGE AVE
CITY OF FORT COLLINS
405 N COLLEGE AVE
MORAK KAREN LLC
622 N COLLEGE AVE
CITY OF FORT COLLINS,
740 N COLLEGE AVE
EM
GMTFTF
68.8968.85JEROME STREETCOLLEGE AVENUEVINE DRIVE
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
500 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
100 YR FLOOD PLAIN
(CURRENT EFFECTIVE)
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
( IN FEET )
1 inch = ft.
Feet04040
40
80 120
FP1FLOODPLAIN EXHIBIT37
NORTH
LEGEND:
PROPOSED CONTOUR
EXISTING STORM SEWER
PROPOSED STORM SEWER
PROPOSED SWALE
EXISTING CONTOUR
PROPOSED CURB & GUTTER
PROPOSED STORM INLET
PROPOSED CONCRETE
CROSS PAN (TYP.)
PEDESTRIAN ACCESS RAMPS
PROPERTY BOUNDARY
CROSS-SECTION (CSU CLOMR) 2446
NOTES:
1.REFER TO THE PLAT FOR LOT AREAS, TRACT SIZES, EASEMENTS, LOT DIMENSIONS, UTILITY
EASEMENTS, OTHER EASEMENTS, AND OTHER SURVEY INFORMATION
2.THIS PROJECT IS LOCATED WITHIN A FEMA DESIGNATED 100-YEAR FLOODPLAIN FRINGE AND MUST
COMPLY WITH CHAPTER 10 OF THE CITY CODE.
3.ALL ELEVATIONS DEPICTED IN PLAN VIEW AND BENCHMARKS LISTED HEREON ARE PER THE CITY OF
FORT COLLINS VERTICAL CONTROL DATUM (NAVD 88).
4.ANY ITEMS LOCATED IN THE FLOODPLAIN ON THE POUDRE RIVER THAT CAN FLOAT (E.G., PICNIC
TABLES, BIKE RACKS, ETC.) MUST BE ANCHORED.
5.A FLOODPLAIN USE PERMIT SHALL BE REQUIRED FOR EACH SITE CONSTRUCTION ELEMENT IN THE
FLOODPLAIN, INCLUDING BUILDING. THE FLOODPLAIN USE PERMIT FOR THE BUILDING WILL BE
APPROVED AT THE TIME OF BUILDING PERMIT APPLICATION.
6.A FLOODPLAIN USE PERMIT AND NO RISE CERTIFICATION IS REQUIRED PRIOR TO PERFORMING ANY
WORK WITHIN THE FLOODPLAIN (I.E., CURB CUT REMOVAL, LANDSCAPING).
7.NO OVERNIGHT STORAGE OF MATERIALS OR EQUIPMENT SHALL BE ALLOWED IN THE FLOODPLAIN,
WHETHER TEMPORARY (DURING CONSTRUCTION) OR PERMANENT. LANDSCAPING SHALL ALSO
MEET THE REQUIREMENTS FOR NO RISE IN THE FLOODPLAIN.
8.REFER TO THE FINAL DRAINAGE REPORT, DATED MARCH 1, 2023 FOR ADDITIONAL INFORMATION.
9.A POST-CONSTRUCTION ELEVATION CERTIFICATE INCLUDING COMPONENTS LIKE TRANSFORMER,
YARDS, EV CHARGING STATIONS, SOLAR PANEL COMPONENTS, ELEVATOR, HVAC EQUIPMENT,
EMERGENCY VEHICLE ACCESS GATE, OTHER ELECTRICAL AND MECHANICAL SYSTEMS, ETC. MUST
BE APPROVED BEFORE A CERTIFICATE OF OCCUPANCY WILL BE ISSUED.
10.TRANSFORMER, YARDS, EV CHARGING STATIONS, SOLAR PANEL COMPONENTS, ELEVATOR, HVAC
EQUIPMENT, EMERGENCY VEHICLE ACCESS GATE, OTHER ELECTRICAL AND MECHANICAL SYSTEMS
ARE TO BE PLACED AT OR ABOVE THE REGULATORY FLOOD PROTECTION ELEVATION.
11.FURNITURE OR SITE COMPONENTS WILL BE SECURELY ANCHORED TO GRADE WITH A SYSTEM TO BE
4" LAGS BOLTS EPOXIED INTO GROUND BASE CONCRETE OR STONE WITH STRAPS AND/OR CHAINS
SECURED TO ELEMENTS TO PREVENT FLOTATION. ANCHORING DETAILS WILL BE SUPPLIED AT THE
TIME OF THE FLOODPLAIN USE PERMIT.
12.ALL ELEVATORS INSTALLED BELOW THE RFPE IN THE PROJECT WILL COMPLY WITH FEMA NFIP
TECHNICAL BULLETIN 4 JUNE, 2019 AND THE 2021 IBC.
13.HORIZONTAL CONTROL: CITY OF FORT COLLINS GROUND MASTER CONTROL.
14.CRITICAL FACILITIES ARE PROHIBITED IN THE FLOODPLAIN, INCLUDING HAZARDOUS MATERIAL,
GOVERNMENT SERVICES, ESSENTIAL SERVICES AND AT-RISK POPULATION CRITICAL FACILITIES.
THIS INCLUDES SCHOOLS AND AFTER SCHOOL PROGRAMS/DAY CAMPS FOR GRADES K-12.
15.AN EMERGENCY RESPONSE AND PREPAREDNESS PLAN (ERPP) WILL BE REQUIRED BY THE CITY OF
FORT COLLINS PRIOR TO A FLOODPLAIN OR BUILDING PERMIT BEING ISSUED.
16.OUTDOOR CLASSROOM AS AN INFORMAL OUTDOOR GATHERING SPACE TO BE USED FOR SITE
TOURS AND OUTDOOR LEARNING. THESE SPACES WILL BE CONSTRUCTED USING LARGE BOULDERS
AND CRUSHED-FINE SURFACING.
17.THE QUANTITIES LISTED BELOW AND THE REMOVAL OF HYDROGEN STORAGE FROM THE SITE, WILL
REMOVE THE DESIGNATION OF A “CRITICAL FACILITY', AS PER DEFINED BY CHAPTER 10 OF CITY
CODE, FROM THE PROJECT. MATERIAL STORAGE RESTRICTIONS WILL BE REMOVED WITH THE
APPROVAL OF THE LOMR.
THE FOLLOWING OUTLINES THE HANDLING AND STORAGE PROCESSES OF HYDROGEN FOR
RESEARCH PROCEDURES ANTICIPATED AT THE PROPOSED POWERHOUSE II FACILITY:
·HYDROGEN PRODUCED BY HYDROLYSIS OR SIMILAR METHOD WILL BE DISPOSED OF AS PRODUCED
VIA VENTING OUTDOORS (AS PER ANY CODE REQUIREMENTS), BURNED IN OUTDOORS IN A
NON-VISIBLE FLARE, CONSUMED BY FUEL CELL OR SIMILAR DEVICE.
·ONSITE STORAGE OF HYDROGEN WILL REMAIN AT OR BELOW QUANTITIES REGULATED BY
INTERNATIONAL FIRE SAFETY CODE OR “HOUSEHOLD LEVELS”
·HYDROGEN FUELED VEHICLES, SUCH AS AUTOMOBILES, LIGHT AND MEDIUM DUTY TRUCKS, AND
TRANSIT BUSES WILL BE TESTED ONSITE AND ADHERE TO ALL FIRE SAFETY CODES AND DOT
REGULATIONS REGARDING HYDROGEN FUELED VEHICLES. NO VEHICLES WILL BE STORED
OUTSIDE OVERNIGHT PER THE FLOATABLE MATERIALS REQUIREMENTS IN CHAPTER 10 OF CITY
CODE.
·H2 STORAGE TANKS WILL REMAIN AT POWERHOUSE I UNTIL APPROVAL OF THE LOMR.
FLAMMABLE MATERIALS:
·ACETYLENE : 1 COMMERCIAL CYLINDER AT 300 OR LESS STD. CU. FT. VOLUME.
·OXYGEN : 1 COMMERCIAL CYLINDER AT 300 OR LESS STD. CU. FT. VOLUME.
NON-REACTIVE GASES:
·COMPRESSED AIR : 500 GAL. TANK
·COMPRESSED NITROGEN : 2000 L. CRYOGENIC TANK, LIQUID
·COMPRESSED ARGON : 2000 L. CRYOGENIC TANK, LIQUID
·COMPRESSED HELIUM : <20 - 300 STD. CU FT, STEEL CYLINDERS
·COMPRESSED ARGON : <20 - 300 STD. CU FT, STEEL CYLINDERS
·COMPRESSED CO2 : <20 - 300 STD. CU FT, STEEL CYLINDERS
18.THE PROPOSED POWERHOUSE II BUILDING IS PROJECTED TO HOUSE SEVERAL TYPES OF
ORGANIZATIONS: RETAIL, PRIVATE COMPANIES WORKING IN ENERGY INDUSTRY, AND COLORADO
STATE UNIVERSITY (CSU) FUNCTIONS RELATING TO SPONSORED RESEARCH. THE CSU SPACE WILL
BE ASSIGNED TO RESEARCHERS TO CONDUCT SPONSORED RESEARCH FOR INDUSTRY AND
GOVERNMENT (LOCAL, CITY, STATE AND FEDERAL) SPONSORS. THESE SPACES WILL NOT BE USED
FOR TRADITIONAL EDUCATIONAL FUNCTIONS SUCH AS CLASSROOM INSTRUCTION OR LABORATORY
INSTRUCTION. WHILE UNIVERSITY EMPLOYEES (RESEARCHERS, STAFF, AND STUDENT EMPLOYEES)
WILL BE USING THE SPACE THEY WILL NOT BE ENGAGED IN INSTRUCTIONAL ACTIVITIES.
GOVERNMENT SERVICES FACILITIES INCLUDE ESSENTIAL STRUCTURES SUCH AS DORMITORIES,
OFFICES, CLASSROOMS, AND LABORATORIES FOR PUBLIC HIGHER EDUCATION FACILITIES.
POWERHOUSE II WILL NOT BE USED FOR DORMITORY HOUSING. NOR WILL IT HAVE INSTRUCTIONAL
CLASSROOMS AND THE LABORATORY AND OFFICE SPACES WILL BE USED SOLELY FOR SPONSORED
RESEARCH ACTIVITIES. GIVEN THIS DEFINITION AND PURPOSES, POWERHOUSE II SHOULD NOT BE
CLASSIFIED AS A GOVERNMENT SERVICES FACILITY PER CHAPTER 10 OF CITY CODE AND THE
RESTRICTIONS ASSOCIATED WITH THIS DESIGNATION.
BENCHMARKS:
5000ELEVATION NGVD 88
100-YR FLOODPLAIN - (PER CSU CLOMR)
PROJECT DATUM: NAVD88
CITY OF FORT COLLINS BENCHMARK 1-00
ON A CATCH BASIN AT THE SOUTHEAST CORNER OF VINE DR. AND COLLEGE AVE.
ELEV.=4968.74
CITY OF FORT COLLINS BENCHMARK 3-13
APPROX.40 FT SOUTH OF THE LINDEN ST. BRIDGE OVER THE POUDRE RIVER, ON THE WEST SIDE OF
LINDEN ST. , ON A STORM INLET.
ELEV.=4962.27
PLEASE NOTE: THIS PLAN SET IS USING NAVD88 FOR A VERTICAL DATUM. SURROUNDING
DEVELOPMENTS HAVE USED NGVD29 UNADJUSTED FOR THEIR VERTICAL DATUMS.
IF NGVD29 UNADJUSTED DATUM IS REQUIRED FOR ANY PURPOSE, THE FOLLOWING EQUATION SHOULD
BE USED: NGVD29 UNADJUSTED = NAVD88 - 3.18'
BASIS OF BEARINGS
THE BASIS OF BEARINGS IS THE WEST LINE LINE OF THE SOUTHWEST QUARTER OF SECTION 1-7-69 AS
BEARING SOUTH 00° 38' 34" WEST (ASSUMED BEARING) AND MONUMENTED AS SHOWN ON PLAT.
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
MINIMUM FINISHED FLOOR ELEVATION (RFPE)
ELEVATION = C
BASE FLOOD ELEVATION
(BFE) = A
MINIMUM MECH./ELEC. EQUIPMENT
ELEVATION = B (RFPE)
BASE FLOOD ELEVATION
(BFE) = A
MECH. /
ELEC.
EQUIPMENT
FLOOD ELEVATION DETAIL
NTS
SLAB-ON-GRADE
BUILDING SUMMARY
ELEV. DESIGNATION PROJECT ELEV.
(NAVD 88)
A 4966.44 FT
B 4968.44 FT
C 4968.44 FT
FINISHED FLOOR
ELEVATION 4969.00 FT
FIELD SURVEY BY:
NORTHERN ENGINEERING
DATED: OCTOBER 25, 2019
3/28/2023
Does not match the required format. See written comments.
G UGEUGE UGE UGE
UGES UD
UD
UD
UD UD
UD UDUDUDUD
UD
UD
UD
UD
UD
UD
UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGE UGEVAULT
ELEC
GGGVAULT
ELEC
VAULT
ELEC
VAULT
ELEC
VAULT
ELEC
ELEC
T
VAULT
F.O.F.O.
D
CONTROL
IRR
CONTROL
IRR
GAS
ELEC
BRKR
T SGGGGGGGG
GGGGGGGGGGGGGGGXOHUOHUD FE
SGGGG
G/ / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / /
/
/
// / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / // / / / / / / /FE
S
FE
S
FE
SST
STST
STST
STFESFESFES
VAULT
ELEC
GAS
/ / / / / / / /D GCTV CTV CTV CTV CTVGGGGG
CTV CTV CTV CTV CTV CTV CTV
CTV
VAULT
CABLE
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
CONTROL
IRR
EM
GMTFTF
SFSFSFSFSFSFSF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SF SFSFSFEAST VINE DRIVECOLLEGE AVENUEJEROME STREETLAKE
C
A
N
A
L
JEROME STREET LLC,
216 E OAK ST
JEROME STREET STATION LLC,
742 N COLLEGE AVE
LMC VENTURES LLC,
742 N COLLEGE AVE
CITY OF FORT COLLINS
405 N COLLEGE AVE
MORAK KAREN LLC
622 N COLLEGE AVE
CITY OF FORT COLLINS,
740 N COLLEGE AVE
DETENTION
POND
25:17:18:127:142:138:166:145:135:173:174:177:
1
29:1
48:149:14:16:122:124:1
17:1
21:1 11:16:11
1
2
:
15:165:152:1SF
SFRAIN GARDEN 1
SEE SHEET RG1
SOUTH RAIN GARDEN 1
SEE SHEET RG2
SOUTH RAIN GARDEN 2
SEE SHEET RG2
SOUTH RAIN GARDEN 3
SEE SHEET RG2SFSF
SF
SF
SF SF
SF
SF
SF
SF SF SF
SF
SF
SF
SF
SF
SF
SF
SF
SFCF
CF
CF
CF CF
CF
CF
CF
C
F
CF CF
CF
CF
CF
CF
CF
CF
CF
CF
SF
SF
SF
SF
SF
SF
SF
SF
SF
SFCF
CF
CF
CF
CF
CF
LODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLODLOD LOD LOD
LODLOD LOD LOD LOD LOD LOD LOD LOD LOD LOD
LOD
LOD LOD LOD LOD LOD LOD LOD
LOD LOD LODLODLODLODLOD LODLODLODLODLODLODLODLODLODNORTH
( IN FEET )
0
1 INCH = 40 FEET
40 40 80 120
PROPOSED CONTOUR
PROPOSED STORM SEWER
PROPOSED SWALE
EXISTING CONTOUR
PROPOSED CURB & GUTTER
ROCK SOCK
SCOUR-STOP
WATTLE DIKE
CONCRETE WASH AREA
BALE OUTLET PROTECTION
LEGEND:
INLET PROTECTION
VEHICLE TRACKING CONTROL PAD
SheetPOWERHOUSE 2These drawings areinstruments of serviceprovided by NorthernEngineering Services, Inc.and are not to be used forany type of constructionunless signed and sealed bya Professional Engineer inthe employ of NorthernEngineering Services, Inc.NOT FOR CONSTRUCTIONREVIEW SETof 37
EC2INTERIM EROSION CONTROL PLAN37
CALL 2 BUSINESS DAYS IN ADVANCE BEFORE YOU
DIG, GRADE, OR EXCAVATE FOR THE MARKING OF
UNDERGROUND MEMBER UTILITIES.
CALL UTILITY NOTIFICATION CENTER OF
COLORADO
Know what'sbelow.
before you dig.Call
R
AREA INLET PROTECTION
TABLE OF CONSTRUCTION SEQUENCE AND BMP APPLICATION
Project: POWERHOUSE 2
CONSTRUCTION PHASE MOBILIZATION DEMOLITION GRADING
BEST MANAGEMENT PRACTICES (BMPS)
STRUCTURAL "INSTALLATION"
Silt Fence Barriers *
Flow Barriers (Wattles) *
Inlet Filter Bags *
Vegetative
Temporary Seeding Planting
Mulching / Sealant
Permanent Seeding Planting
Sod Installation
Rolled Products : Netting / Blankets / Mats
Contour Furrows (Ripping / Disking)
Rock Bags *
UTILITIES
INSTALLATION
FLAT WORK
INSTALLATION
VERTICAL
INSTALLATION LANDSCAPE DEMOBILIZATION
Vehicle Tracking Pad *
* All Temporary BMPs to be Removed once Construction is Complete
Any prior inlets that
could use protecting
Anytime the site will sit dormant longer than 30 Days
Anytime the site will sit dormant longer than 30 Days
Anytime the site will sit dormant longer than 30 Days
Riprap
Construction Fence*
EROSION CONTROL NOTES:
1.IT SHOULD BE NOTED THAT ANY EROSION CONTROL PLAN SERVES ONLY AS A GUIDELINE TO THE CONTRACTOR.
STAGING AND/OR PHASING OF BEST MANAGEMENT PRACTICES (BMPs) IS EXPECTED. ADDITIONAL AND/OR DIFFERENT
BMPs FROM THOSE ORIGINALLY DEPICTED MAY BE NECESSARY DURING CONSTRUCTION DUE TO CHANGING SITE
CONDITIONS OR AS REQUIRED BY LOCAL AUTHORITIES.
2.THIS EROSION CONTROL PLAN IS SCHEMATIC IN NATURE. AS SUCH, GRAPHICAL SYMBOLS MAY NOT BE TO SCALE, NOR
ARE THEY NECESSARILY SHOWN IN THEIR EXACT LOCATION.
3.THE CONTRACTOR SHALL BE RESPONSIBLE FOR ALL PERMITTING (CITY, STATE DISCHARGE PERMIT, ETC.) AND
COMPLIANCE WITH GOVERNING AUTHORITIES. IT SHALL BE THE RESPONSIBILITY OF THE CONTRACTOR (OR PERMIT
HOLDER) TO ENSURE EROSION CONTROL MEASURES ARE PROPERLY MAINTAINED AND FOLLOWED.
4.CONTRACTOR SHALL IMPLEMENT THE APPROPRIATE EROSION CONTROL MEASURES ACCORDING THE THE
CONSTRUCTION SEQUENCING AND LEVEL OF SITE STABILIZATION.
5.CONTRACTOR SHALL IMPLEMENT APPROPRIATE INLET PROTECTION FOR ALL STORM DRAINS, SWALES, UNTIL SITE IS
FULLY STABILIZED.
6.CONTRACTOR SHALL IMPLEMENT APPROPRIATE INLET PROTECTION FOR DOWNSPOUT CONNECTIONS, TO THE STORM
DRAIN SYSTEM, UNTIL CONNECTION IS ESTABLISHED WITH DOWNSPOUT.
7.INLET PROTECTION SHALL BE ADAPTED, AS NECESSARY, TO THE SURROUNDING SURFACE TYPE AND CONDITION (i.e.,
STAKE-DRIVEN WATTLES FOR BARE SOIL, GRAVEL SOCKS FOR PAVEMENT, ETC.)
8.CONTRACTOR IS RESPONSIBLE FOR STABILIZING ALL SLOPES, PARTICULARLY THOSE STEEPER THAN 6:1. CRIMP
MULCHING, HYDRO MULCHING, EROSION MATS, TEMPORARY IRRIGATION, AND ADDITIONAL WATTLES OR SILT FENCING
MAY BE NECESSARY TO ESTABLISH VEGETATIVE COVER AND STABILIZE THE SLOPE.
9.CONTRACTOR IS RESPONSIBLE FOR PREVENTING SEDIMENT FROM UNSTABILIZED LANDSCAPE AREAS FROM
MIGRATING ONTO AND ENTERING THE RAIN GARDEN SYSTEMS UNTIL UPGRADIENT TRIBUTARY AREAS ARE FULLY
STABILIZED.
10.ADDITIONAL WATTLES, SILT FENCE, OR OTHER MEASURES, MAY BE NECESSARY TO ENSURE THE BUILDING PAD IS
STABILIZED THROUGHOUT CONSTRUCTION. WATTLES SHALL BE PROVIDED AROUND THE BUILDING PAD SIDES TO
ENSURE AT NO TIME SHALL SEDIMENT BE ALLOWED TO CROSS THE PUBLIC SIDEWALKS.
11.CONTRACTOR SHALL IMPLEMENT APPROPRIATE PERIMETER PROTECTION FOR AREAS DIRECTING DRAINAGE OFFSITE.
PERIMETER PROTECTION SHALL BE ADAPTED, AS NECESSARY, TO THE SURROUNDING SURFACE TYPE AND CONDITION
(i.e., STAKE-DRIVEN SEDIMENT CONTROL LOGS OR SILT FENCE FOR BARE SOIL, GRAVEL SOCKS FOR PAVEMENT, ETC.)
12.FUELING FACILITIES SHALL BE LOCATED AT LEAST ONE HUNDRED (100) FEET FROM NATURAL BODY OF WATER,
WETLAND, NATURAL DRAINAGE WAY OR MANMADE DRAINAGE WAY. THE FUEL TANKS AND FUELING AREA MUST BE SET
IN A CONTAINMENT AREA THAT WILL NOT ALLOW A FUEL SPILL TO DIRECTLY FLOW, SEEP, RUN OFF, OR BE WASHED
INTO A BODY OF WATER, WETLAND OR DRAINAGE WAY.
13.CONSTRUCTION WASTE STORAGE (DUMPSTERS) AND PORTABLE SANITATION UNITS (CONSTRUCTION TOILETS) SHALL
BE LOCATED AT LEAST FIFTY (50) FEET FROM ANY STORMWATER INLET, WETLAND, OR DRAINAGE WAY. SAID FACILITIES
MUST BE SET IN A CONTAINMENT AREA THAT WILL NOT ALLOW POLLUTANTS TO DIRECTLY FLOW, SEEP, RUN OFF, OR
BE WASHED INTO A BODY OF WATER, WETLAND OR DRAINAGE WAY. DUMPSTERS SHALL BE LOCATED ON FLAT, STABLE
GROUND, AND CONSTRUCTION TOILETS SHALL BE STAKED DOWN.
14.THE CONTRACTOR AND ALL SUBCONTRACTORS WILL COOPERATE WITH THE CITY'S CONSTRUCTION INSPECTORS BY
CEASING OPERATIONS WHEN WINDS ARE OF SUFFICIENT VELOCITY TO CREATE BLOWING DUST WHICH, IN THE
INSPECTOR'S OPINION, IS HAZARDOUS TO THE PUBLIC HEALTH AND WELFARE.
15.WHERE SEASONAL CONSTRAINTS (E.G., DURING SUMMER AND WINTER MONTHS) INHIBIT PERMANENT SEEDING
OPERATIONS, DISTURBED AREAS WILL BE TREATED WITH MULCH AND MULCH TACKIFIER OR OTHER MATERIALS
APPROVED BY EROSION CONTROL STAFF TO PREVENT EROSION.
16.SEE LANDSCAPE PLANS FOR ADDITIONAL INFORMATION ON PLANTING, REVEGETATION, HARDSCAPE AND OTHER
PERMANENT SITE STABILIZATION METHODS.
17.DIRT AND DEBRIS FROM CONSTRUCTION ACTIVITIES TRACKED ON CITY STREETS SHALL BE KEPT TO A MINIMUM AND
CLEANED IMMEDIATELY OR AT THE SUGGESTION OF THE CITY'S EROSION CONTROL INSPECTOR.
18.CONTRACTOR SHALL KEEP CONSTRUCTION VEHICLES ENTERING AND EXITING SITE TO A MINIMUM.
19.THE CONTRACTOR SHALL, AT ALL TIMES DURING AND AFTER SYSTEM INSTALLATION, PREVENT SEDIMENT, DEBRIS, AND
DIRT FROM ANY SOURCE FROM ENTERING THE RAIN GARDEN SYSTEM. LOOSE MATERIALS SHALL NOT BE STORED ON
THE RAIN GARDEN AREA. MUD AND SEDIMENT-LADEN RUNOFF SHOULD BE KEPT AWAY FROM THE RAIN GARDEN AREA.
TEMPORARILY DIVERT RUNOFF OR INSTALL SEDIMENT CONTROL MEASURES AS NECESSARY TO REDUCE THE AMOUNT
OF SEDIMENT RUN-ON TO THE RAIN GARDEN.
CONSTRUCTION FENCE CF
STAGING AREA
BENCHMARK/BASIS OF BEARING:
1.CONTRACTOR SHALL IMMEDIATELY STABILIZE ALL DISTURBED SLOPES BY
CRIMP MULCHING OR SIMILAR METHODS.
2.SWMP ADMINISTRATOR:
Contact ________________________________
Company ________________________________
Address ________________________________
Phone ________________________________
3.CONTRACTOR TO PROVIDE VEHICLE TRACKING CONTROL FOR CONCRETE
WASHOUT AREA IF ACCESS IS OFF PAVEMENT.
4.REFER TO THE FINAL DRAINAGE REPORT BY NORTHERN ENGINEERING FOR
ADDITIONAL INFORMATION.
5.THE NATURAL HABITAT BUFFER ZONE IS INTENDED TO BE MAINTAINED IN A
NATIVE LANDSCAPE. PLEASE SEE SECTION 3.4.1 OF THE LAND USE CODE
FOR ALLOWABLE USES WITHIN THE NATURAL HABITAT BUFFER ZONE.
GENERAL NOTES:
BENCHMARK: #1
CITY OF FORT COLLINS BENCHMARK 1-00
Elevation=4968.74
BENCHMARK: #2
CITY OF FORT COLLINS BENCHMARK 3-13
Elevation=4962.27
Basis of Bearings
The Basis of Bearings is the West line line of the Southwest Quarter of
Section 1-7-69 as bearing South 00° 38' 34" West (assumed bearing)
and monumented as shown on Plat.
IRRIGATED TURF
NATIVE SEED
LIMITS OF DISTURBANCE LOD
SILT FENCE SF