HomeMy WebLinkAboutLot Certifications - 09/15/2021 (3)CERTIFICATION OF LOT GRADING
Pursuant to Fort Collins City Code § 26-544 & City Land Use Code § 3.3.2 (e)
Date: September 14, 2021 Subdivision1 Applewood Estates Second Subdivision
Address: 5206 Fossil Creek Drive_____________________ permit Application #: 82004130____________________________________
_____________________________________ Larimer County Parcel #: 96024000324_________________________
Lot:_______________Block:_________________ Larimer County Reception #:__________________________________
(on development agreement)
I, (print) Megan L. Keefe__________________________, a Colorado registered professional engineer, verify that construction
of all stormwater facilities and grading is complete and hereby submit this certification.
Please answer the following questions by initialing the appropriate response. For each question initialed "No," attach an
explanation detailing how this will affect stormwater drainage for this lot and any adjacent lots.
1.
2.
Certification includes attached Stormwater-approved grading plan. (NOTE: City's
Building Department does not approve grading plans).
No Yes
No Yes
-M4
Certification includes the attached as-built survey dated 09/09/2021 (must be within 60
days of the date the certification is submitted) accurately and truthfully depicting
elevations for:
• Top of foundation/finished floor
• Finished grade on each side of the structure
• Quarter points along each lot line (not more than 50 feet apart) Site is an estate lot- Elevation were shot along areas
• Break points/high points which ground was disturbed during construction.
• Swales
• Berms
• Retaining walls
Window wells
Alrf=Sth1cf^p|3tfrtenafice(S7^emr^r^e3S€m-&nt-
3.
The
No YesAll elevations are within a 0.2 foot tolerance of the approved grading plan.
site grading was adjusted to function properly with an updated landscaping plan. Most roof drains have been routed to
underground pipes and several area drains have been installed to drain areas adjacent to structures and hardscape.
4. Tne top of foundation is at least 6 inches above the highest grade surrounding the No______Yes
structure.
5. There is a minimum grade of 5% awav from the structure within the first 5 to 10 fppt
adjacent to the residence. ®ne 1ocat'on was field-adjusted by the landscape company after
survey vs as completed by Northern Engineering.
6. All slopes meet or exceed the minimum requirement of 2% (1% is acceptable on single
family lots when the swale is draining the runoff from only two adjoining properties)
and are not steeper than 33% (3:1).
7. All flow lines of stormwater drainage swales are a minimum of 6 inches below the
elevation of ground adjacent to the structure and will direct drainage as shown on the
Stormwater-approved grading plan.
8. All downspout locations and discharge directions are shown on the as-built survey.
Runoff is directed into an appropriate drainage system or lot line swale, and it is not
directed onto neighboring properties.
No f^f-Yes
No
No
Yes
Yes
4^-
No YesjU^;
2/14/17 Page 1
9. A smooth transition with no vertical offset (step) in grade is provided at the lot line to all
adjacent properties.
10. The grading of this lot does not adversely affect neighboring properties or City
infrastructure.
11. Landscaping has been completed prior to survey. If not, please indicate who will be
responsible for completing landscaping: owner______________________________________
12. Final site cleanup has been completed. LandscaPe crews are in ‘he process of finishing up
above-ground features (e.g. raised pool deck).
13. I personally visited the site as part of the certification process, and in my professional
opinion, the as-built survey is an accurate representation of the site conditions.
No Yes
No Yes
No 1^^—
No
No Yes kJk^
14. Based on this information, I certify that (check one):
□ The elevations and drainage patterns of the lot/site are in substantial conformance with the City
approved drainage and grading plan for the property (information attached).
El The elevations and drainage patterns of the lot/site as measured are in general conformance with the
City approved drainage plan with exceptions (information attached). In my professional judgment the
elevations and grading of the lot/site as constructed are functionally adequate and equivalent to the
specifically approved drainage plan, and will affect stormwater drainage on and off the lot/site in a
manner consistent with the approved drainage plan. **See attached letter.**
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Sign and date
Name:
Email:
Phone:
Company:
Address:
Megan Keefe
meg@keefecivil.com
970-215-6808
Keefe Civil, Inc.
3125 Crockett Street
Fort Collins, Colorado 80526
NOTE: A complete certification must be submitted at least two weeks prior to a request for a Certificate of Occupancy
for the lot/site, including, but not limited to, drawings of the lot/site showing the approved design and as-built surveyed
elevations of all structures, drainage and grading features, written information/explanation of discrepancies, and other
information necessary to confirm the above certification to:
Email (preferred) Mailing Address Questions?
WaterUtilitiesEngtafcgov.com Fort Collins Utilities 970-221-6700
ATTN: Water Utilities Engineering
281 North College Avenue
Fort Collins, CO 80521
City of
Fort Collins
2/14/17 Page 2
KEEFE CIVIL, INC
3125 Crockett Street
Fort Collins, Colorado 80526
(970) 215-6808
September 14, 2021 Keefe Civil Project Number: 2019-017
Fort Collins Utilities
ATTN: Water Utilities Engineering
281 North College Avenue
Fort Collins, Colorado 80521
RE: 5206 Fossil Creek Drive Certification of Lot Grading
Permit Application # B2004130
Larimer County Parcel # 96024000324
To Whom It May Concern:
The elevations and drainage patterns shown on the attached as-built elevations for a drainage
certificate at 5206 Fossil Creek Drive by Northern Engineering (09/09/21) are in general
conformance with the city-approved 5206 Fossil Creek Drive grading plan by Keefe Civil
(05/22/2020) with the following exceptions.
Item #3 in the attached certification of lot grading was initialed “No” because all as-built elevations
are not within 0.2 ft tolerance of the approved grading plan. The site grading was adjusted to
function properly with an updated landscaping plan. Most roof drains have been routed to
underground pipes and several area drains have been installed to drain areas adjacent to
structures and hardscape. Despite as-built lot line elevations differing from the approved grading
plans, the elevations and drainage patterns are consistent with the site’s grading plan.
Per item #5 in the attached certification of lot grading, there must be a minimum grade of 5%
away from the structure within the first 5 to 10 ft adjacent to the residence. The elevation
highlighted below was lower than the adjacent area inlet at the time of the field survey.
5206 Fossil Creek Drive Certification of Lot Grading Keefe Civil Project No.: 2019-017
Page 2 of 3 September 14, 2021
Once the highlighted elevation was brought to the attention of the builder, Hammersmith
Structures, the grades were field-adjusted, and it is my professional opinion there is proper
slope away from the building foundation at this location.
Figure 1: Grading adjacent to house on 09/09/2021
Figure 2:Grading adjacent to house on 09/14/2021
5206 Fossil Creek Drive Certification of Lot Grading Keefe Civil Project No.: 2019-017
Page 3 of 3 September 14, 2021
Please do not hesitate to reach out to me if you have any questions or comments regarding this
certification of lot grading. (970) 215-6808
Best regards,
Megan L. Keefe, PE / Manager
Keefe Civil, Inc.
Enclosures
Cc: Mike Parker, Hammersmith Structures
Eric Johnson, Hammersmith Structures
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FOR DRAINAGE REVIEW ONLY
NOT FOR CONSTRUCTION
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GENERAL EROSION CONTROL NOTES:
1)THE PROPERTY OWNER, OWNER'S REPRESENTATIVE, DEVELOPER, DESIGN ENGINEER, GENERAL CONTRACTOR,
SUB-CONTRACTORS, OR SIMILAR TITLE FOR THE DEVELOPING ENTITY (HERE AFTER REFERRED TO AS THE DEVELOPER) HAS
PROVIDED THESE EROSION CONTROL MATERIALS IN ACCORDANCE WITH EROSION CONTROL CRITERIA SET FORTH IN THE MANUAL
AS AN ATTEMPT TO IDENTIFY EROSION, SEDIMENT, AND OTHER POTENTIAL POLLUTANT SOURCES ASSOCIATED WITH THESE
CONSTRUCTION ACTIVITIES AND PREVENTING THOSE POLLUTANTS FROM LEAVING THE PROJECT SITE AS AN ILLICIT DISCHARGE.
FULL CITY REQUIREMENTS AND ARE OUTLINED AND CLARIFIED IN THE MANUAL UNDER CHAPTER 4: CONSTRUCTION CONTROL
MEASURES AND SHOULD BE USED TO IDENTIFY AND DEFINE WHAT IS NEEDED ON A PROJECT.
2)THE DEVELOPER SHALL MAKE THEMSELVES THOROUGHLY FAMILIAR WITH THE PROVISIONS AND THE CONTENT OF THE
SPECIFICATIONS LAID OUT IN THE MANUAL, THE DEVELOPMENT AGREEMENT, THE EROSION CONTROL MATERIALS COMPILED FOR
THIS PROJECT, AND THE FOLLOWING NOTES AS ALL THESE MATERIALS ARE APPLICABLE TO THIS PROJECT.
3)THE DEVELOPER SHALL IMPLEMENT AND MAINTAIN CONTROL MEASURES FOR ALL POTENTIAL POLLUTANTS FROM THE START OF
LAND DISTURBING ACTIVITIES UNTIL FINAL STABILIZATION OF THE CONSTRUCTION SITE.
4)THE CITY EROSION CONTROL INSPECTOR SHALL BE NOTIFIED AT LEAST TWENTY-FOUR (24) HOURS PRIOR TO THE DESIRED START
OF ANY CONSTRUCTION ACTIVITIES ON THIS SITE TO ALLOW ADEQUATE TIME FOR ON-SITE CONFIRMATION (INITIAL INSPECTION
WHICH CAN TAKE UP TO TWO BUSINESS DAYS AFTER RECEIVING THE REQUEST) THAT THE SITE IS IN FACT PROTECTED FROM
SEDIMENT AND POLLUTANTS DISCHARGES OFF SITE. PLEASE CONTACT EROSION@FCGOV.COM EARLY TO SCHEDULE THOSE
INITIAL EROSION CONTROL INSPECTIONS WELL IN ADVANCE SO THAT DEMOLITION, CLEARING, GRUBBING, TREE REMOVAL, AND
SCRAPING MAY BEGIN WITHOUT DELAY. FAILURE TO RECEIVE AN ON-SITE CONFIRMATION BEFORE CONSTRUCTION ACTIVITIES
COMMENCE IS AN AUTOMATIC “NOTICE OF VIOLATION” AND CAN RESULT IN FURTHER ENFORCEMENT ACTIONS.
5)THE DEVELOPER SHALL PROACTIVELY PROVIDE ALL APPROPRIATE CONTROL MEASURES TO PREVENT DAMAGE TO ADJACENT
DOWNSTREAM AND LEEWARD PROPERTIES. THIS INCLUDES BUT IS NOT LIMITED TO: TREES, SHRUBS, LAWNS, WALKS, PAVEMENTS,
ROADWAYS, STRUCTURES, CREEKS, WETLANDS, STREAMS, RIVERS, AND UTILITIES THAT ARE NOT DESIGNED FOR REMOVAL,
RELOCATION, OR REPLACEMENT IN THE COURSE OF CONSTRUCTION.
6)AT ALL TIMES THE DEVELOPER SHALL BE RESPONSIBLE TO ENSURE ADEQUATE CONTROL MEASURES ARE DESIGNED, SELECTED,
INSTALLED, MAINTAIN, REPAIRED, REPLACED, AND ULTIMATELY REMOVED IN ORDER
TO PREVENT AND CONTROL EROSION SUSPENSION, SEDIMENT TRANSPORTATION, AND POLLUTANT DISCHARGE AS A RESULT OF
CONSTRUCTION ACTIVITIES ASSOCIATED WITH THIS PROJECT.
7)ALL APPLICABLE CONTROL MEASURES BASED UPON THE SEQUENCING AND/OR PHASING OF THE PROJECT SHALL BE INSTALLED
PRIOR TO THOSE CONSTRUCTION ACTIVITIES COMMENCING.
8)AS DYNAMIC CONDITIONS (DUE TO THE NATURE, TIMING, SEQUENCE, AND PHASING OF CONSTRUCTION) IN THE FIELD MAY
WARRANT CONTROL MEASURES IN ADDITION, OR DIFFERENT, TO WHAT IS SHOWN ON THESE PLANS, THE DEVELOPER SHALL AT
ALL TIMES BE RESPONSIBLE TO IMPLEMENT THE CONTROL MEASURES THAT ARE MOST EFFECTIVE WITH THE CURRENT STATE
AND PROGRESS OF CONSTRUCTION. THE DEVELOPER SHALL IMPLEMENT WHATEVER MEASURES ARE DETERMINED NECESSARY,
AND/OR AS DIRECTED BY THE CITY EROSION CONTROL INSPECTOR. THE DEVELOPER SHALL INSURE THAT ALL EROSION CONTROL
PLANS (MAPS) OR SWMP DOCUMENTS ARE UPDATED TO REFLECT THE CURRENT SITE CONDITIONS, WITH UPDATES BEING
INITIALED AND DATED. THESE SITE INSPECTIONS AND SITE CONDITION UPDATES SHALL BE MADE AVAILABLE UPON REQUEST BY
THE CITY.
9)ALL LISTINGS, PROVISIONS, MATERIALS, PROCEDURES, ACTIVITIES, SITE WORK AND THE LIKE ARTICULATED IN THIS OR OTHER
WRITTEN SITE-SPECIFIC DOCUMENTS (INCLUDING BUT NOT LIMITED TO THE EROSION CONTROL REPORTS, DEVELOPMENT
AGREEMENTS, LANDSCAPE, AND DRAINAGE MATERIALS) SHALL MEET OR EXCEED THE MOST RESTRICTIVE LANGUAGE FOR CITY,
COUNTY, STATE, AND FEDERAL REGULATIONS WITH REGARDS TO EROSION, SEDIMENT, POLLUTANT, AND OTHER POLLUTION
SOURCE CONTROL MEASURES. THE DEVELOPER SHALL BE RESPONSIBLE TO COMPLY WITH ALL OF THESE AFOREMENTIONED
LAWS AND REGULATIONS.
10)THE DEVELOPER SHALL ENSURE THAT ALL APPROPRIATE PERMITS (CDPS GENERAL PERMIT STORMWATER DISCHARGES
ASSOCIATED WITH CONSTRUCTION ACTIVITY, DEWATERING, CLEAN WATER ACT, ARMY CORPS OF ENGINEERS' 404 WETLANDS
MITIGATION PERMIT, ETC.) HAVE BEEN ATTAINED PRIOR TO THE RELEVANT ACTIVITY HAS BEGUN. THESE PERMITS OR COPIES
SHALL BE MADE AVAILABLE UPON REQUEST BY THE CITY.
11)THE DEVELOPER SHALL FURNISH ALL CONVENIENCES AND ASSISTANCE TO AID THE EROSION CONTROL INSPECTORS OF
MATERIALS, WORKMANSHIP, RECORDS, AND SELF-INSPECTIONS, ETC. OF THE CONTROL MEASURES INVOLVED IN THE
CONSTRUCTION ACTIVITIES.
12)THE DEVELOPER SHALL REQUEST CLARIFICATION OF ALL APPARENT SITE CONSTRUCTION ISSUES THAT MAY ARISE DUE TO
INCONSISTENCIES IN CONSTRUCTION PLANS FOR THE SITE OR SITE CONDITIONS AROUND THE SELECTED CONTROL MEASURES
BY CONTACTING THE EROSION CONTROL INSPECTOR. THE EROSION CONTROL INSPECTOR WILL NOT BE RESPONSIBLE FOR ANY
EXPLANATIONS, INTERPRETATIONS, OR SUPPLEMENTARY DATA PROVIDED BY OTHERS.
13)ALL CONTROL MEASURES SHALL BE INSTALLED IN ACCORDANCE WITH THE MANUAL.
14)THE CITY RESERVES THE RIGHT TO REQUIRE ADDITIONAL CONTROL MEASURES AS SITE CONDITIONS WARRANT, TO THE EXTENT
AUTHORIZED BY RELEVANT LEGAL AUTHORITY.
15)AS WITH ANY CONSTRUCTION STANDARDS, OCCASIONS MAY ARISE WHERE THE MINIMUM EROSION CONTROL STANDARDS ARE
EITHER INAPPROPRIATE OR CANNOT BE JUSTIFIED. IN THESE CASES, A VARIANCE TO THESE STANDARDS MAY BE APPLIED FOR
PURSUANT TO THE TERMS, CONDITIONS, AND PROCEDURES OF THE MANUAL.
16)INSPECTION. THE CONTRACTOR SHALL INSPECT SITE POLLUTANT SOURCES AND IMPLEMENT CONTROL MEASURES AT A MINIMUM
OF ONCE EVERY TWO WEEKS DURING CONSTRUCTION AND WITHIN 24 HOURS FOLLOWING A PRECIPITATION EVENT.
DOCUMENTATION OF EACH INSPECTION SHALL BE RECORDED AND RETAINED BY THE CONTRACTOR.
17)ALL TEMPORARY CONTROL MEASURES SHALL BE CLEANED, REPAIRED, OR RECONSTRUCTED AS NECESSARY IN ORDER TO
ASSURE CONTINUAL PERFORMANCE OF THEIR INTENDED FUNCTION. 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 DRAINAGE WAY.
18)ANY CONTROL MEASURE MAY BE SUBSTITUTED FOR ANOTHER STANDARD CONTROL MEASURE SO LONG AS THAT CONTROL
MEASURE IS EQUAL TO, OR OF GREATER PROTECTION THAN THE ORIGINAL CONTROL MEASURE THAT WAS TO BE USED IN THAT
LOCATION. (EX. SILT FENCE, FOR WATTLES, OR FOR COMPACT BERMS) WATTLE ALONE ON COMMERCIAL CONSTRUCTION SITES
HAVE SHOWN TO BE AN INEFFECTIVE SUBSTITUTE FOR SILT FENCE OR COMPACT BERMS UNLESS IT IS ACCOMPANIED BY A
CONSTRUCTION FENCE TO PREVENT VEHICLE TRAFFIC.
19)ANY IMPLEMENTATION OR REPLACEMENT OF EXISTING CONTROL MEASURES FOR A NON-STANDARD CONTROL, OR ALTERNATIVE
CONTROL MEASURE, SHALL REQUIRE THE REVIEW AND ACCEPTANCE BY THE CITY EROSION CONTROL STAFF BEFORE THE
MEASURE WILL BE ALLOWED TO BE USED ON THIS PROJECT. THESE CONTROL MEASURES' DETAILS SHALL BE SUBMITTED,
REVIEWED AND ACCEPTED TO BE IN ACCORDANCE WITH THE EROSION CONTROL CRITERIA BASED UPON THE FUNCTIONALITY AND
EFFECTIVENESS IN ACCORDANCE WITH SOUND ENGINEERING AND HYDROLOGICAL PRACTICES.
LAND DISTURBANCE, STOCKPILES, AND STORAGE OF SOILS
20)THERE SHALL BE NO EARTH-DISTURBING ACTIVITY OUTSIDE THE LIMITS DESIGNATED ON THE ACCEPTED PLANS. OFF ROAD
STAGING AREAS OR STOCKPILES MUST BE PREAPPROVED BY THE CITY. DISTURBANCES BEYOND THESE LIMITS WILL BE
RESTORED TO ORIGINAL CONDITION.
21)PRE-DISTURBANCE VEGETATION SHALL BE IDENTIFIED, PROTECTED, AND RETAINED WHEREVER POSSIBLE. REMOVAL OR
DISTURBANCE OF EXISTING VEGETATION SHALL BE LIMITED TO THE AREA REQUIRED FOR IMMEDIATE CONSTRUCTION
OPERATIONS, AND FOR THE SHORTEST PRACTICAL PERIOD OF TIME. THIS SHOULD INCLUDE SEQUENCING AND PHASING
CONSTRUCTION ACTIVITIES IN A WAY SO THAT THE SOIL IS NOT EXPOSED FOR LONG PERIODS OF TIME BY SCHEDULE OR LIMIT
GRADING TO SMALL AREAS. THIS SHOULD ALSO INCLUDE WHEN PRACTICAL ADVANCING THE SCHEDULE ON STABILIZATION
ACTIVITIES SUCH THAT LANDSCAPING TAKES PLACE SHORTLY IF NOT IMMEDIATELY AFTER GRADING HAS OCCURRED.
VEGETATION EFFORTS SHALL START AS SOON AS POSSIBLE TO RETURN THE SITE TO A STABILIZED CONDITION. SENSITIVE AREAS
SHOULD AVOID CLEARING AND GRADING ACTIVITIES AS MUCH POSSIBLE.
22)ALL EXPOSED SOILS OR DISTURBED AREAS ARE CONSIDERED A POTENTIAL POLLUTANT AND SHALL HAVE CONTROL MEASURES
IMPLEMENTED ON THE SITE TO PREVENT MATERIALS FROM LEAVING THE SITE.
23)ALL SOILS EXPOSED DURING LAND DISTURBING ACTIVITY (STRIPPING, GRADING, UTILITY INSTALLATIONS, STOCKPILING, FILLING,
ETC.) SHALL BE KEPT IN A ROUGHENED CONDITION AT ALL TIMES BY EQUIPMENT TRACKING, SCARIFYING OR DISKING THE
SURFACE ON A CONTOUR WITH A 2 TO 4 INCH MINIMUM VARIATION IN SOIL SURFACE UNTIL MULCH, VEGETATION, AND/OR OTHER
PERMANENT EROSION CONTROL IS INSTALLED.
24)NO SOIL STOCKPILE SHALL EXCEED TEN (10) FEET IN HEIGHT. ALL SOIL STOCKPILES SHALL BE PROTECTED FROM SEDIMENT
TRANSPORT THROUGH THE USE OF SURFACE ROUGHENING, WATERING, AND DOWN GRADIENT PERIMETER CONTROLS. ALL SOIL
STOCKPILES SHALL BE PROTECTED FROM SEDIMENT TRANSPORT BY WIND IN ACCORDANCE WITH MUNICIPAL CODE §12-150. ALL
STOCKPILES SHALL BE FLATTENED TO MEET GRADE OR REMOVED FROM SITE AS SOON AS PRACTICAL, AND NO LATER THAN THE
COMPLETION OF CONSTRUCTION ACTIVITIES OR ABANDONMENT OF THE PROJECT. ALL OFF-SITE STOCKPILE STORAGE LOCATIONS
IN CITY LIMITS SHALL HAVE A STOCKPILE PERMIT FROM THE CITY ENGINEERING DEPARTMENT PRIOR TO USING THE AREA TO
STORE MATERIAL. IF FREQUENT ACCESS FROM HARDSCAPE TO THE STOCKPILE IS NEEDED A STRUCTURAL TRACKING CONTROL
MEASURE SHALL BE IMPLEMENTED.
25)ALL REQUIRED CONTROL MEASURES SHALL BE INSTALLED PRIOR TO ANY LAND DISTURBING ACTIVITY (STOCKPILING, STRIPPING,
GRADING, ETC.). ALL OF THE REQUIRED EROSION CONTROL MEASURES MUST BE INSTALLED AT THE APPROPRIATE TIME IN THE
CONSTRUCTION SEQUENCE AS INDICATED IN THE APPROVED PROJECT SCHEDULE, CONSTRUCTION PLANS, AND EROSION
CONTROL REPORT.
26)ALL INLETS, CURB-CUTS, CULVERTS, AND OTHER STORM SEWER INFRASTRUCTURE WHICH COULD BE POTENTIALLY IMPACTED BY
CONSTRUCTION ACTIVITIES SHALL BE PROTECTED WITH CONTROL MEASURES. MATERIAL ACCUMULATED FROM THIS CONTROL
MEASURE SHALL BE PROMPTLY REMOVED AND IN CASES WHERE THE PROTECTION HAS FAILED, THE PIPES SHALL BE
THOROUGHLY CLEANED OUT.
27)ALL STREAMS, STREAM CORRIDORS, BUFFERS, WOODLANDS, WETLANDS, OR OTHER SENSITIVE AREAS SHALL BE PROTECTED
FROM IMPACT BY ANY CONSTRUCTION ACTIVITY THROUGH THE USE OF CONTROL MEASURES.
28)ALL EXPOSED DIRT SHALL HAVE PERIMETER CONTROL. ANY PERIMETER CONTROLS THAT DRAIN OFF OR HAS THE ABILITY TO BE
TRACKED ONTO THE NEARBY HARDSCAPE SHALL HAVE SOME FORM OF EFFECTIVE SEDIMENT CONTROL AS THE, OR AS PART OF
THE, PERIMETER CONTROL.
29)ALL EXPOSED SLOPES SHOULD BE PROTECTED. ALL EXPOSED STEEP SLOPES (STEEPER THAN 3:1 H:V) SHALL BE PROTECTED
FROM EROSION AND SEDIMENT TRANSPORT THROUGH USE OF CONTROL MEASURES.
30)NO SOILS SHALL REMAIN EXPOSED BY LAND DISTURBING ACTIVITY FOR MORE THAN THIRTY (30) DAYS AFTER ACTIVITY HAS
CEASED BEFORE REQUIRED TEMPORARY SEEDING OR PERMANENT EROSION CONTROL (E.G. SEED/MULCH, LANDSCAPING, ETC.) IS
INSTALLED. THIS IS NOT JUST LIMITED TO PROJECTS THAT ARE ABANDONED; THIS INCLUDES ANY PROJECT THAT IS TEMPORARILY
HALTED AND NO IMMEDIATE ACTIVITY IS TO RESUME WITHIN THE NEXT THIRTY (30) DAYS, UNLESS OTHERWISE APPROVED BY THE
CITY EROSION CONTROL INSPECTOR. DURING A SEASON WHEN SEEDING DOES NOT PRODUCE VEGETATIVE COVER, ANOTHER
TEMPORARY EROSION CONTROL SHALL BE IMPLEMENTED WITH OR UNTIL TEMPORARY SEEDING OR PERMANENT EROSION
CONTROL CAN BE PERFORMED.
31)ALL INDIVIDUAL LOTS SHALL HAVE EFFECTIVE SEDIMENT CONTROLS LOCATED ON THE STREET SIDE AND ANY DOWN GRADIENT
SIDE. TYPICALLY MOST LOTS DRAIN TO THE FRONT YET ON THOSE CASES WHERE HOUSES ARE ALONG A POND OR DRAINAGE
SWALE HAVE THE LOT DRAIN IN A DIFFERENT DIRECTION THAN THE STREET, THOSE INDIVIDUAL LOTS WILL NEED PROTECTION ON
THAT DOWN GRADIENT SIDE TO PREVENT SEDIMENT FROM LEAVING THE LOT. SEE THE INDIVIDUAL LOT DETAILS FOR FURTHER
CLARIFICATION.
VEHICLE TRACKING
32)AT ALL POINTS WHERE VEHICLES EXIT OR LEAVE THE EXPOSED DIRT AREA ON TO A HARDSCAPE OR SEMI HARDSCAPE
(CONCRETE, ASPHALT, ROAD BASE, ETC.) SHALL HAVE INSTALLED AT LEAST ONE STRUCTURAL TRACKING CONTROL MEASURE TO
PREVENT VEHICLE TRACKING. ALL AREAS NOT PROTECTED BY AN ADEQUATE PERIMETER CONTROL SHALL BE CONSIDERED A
POINT WHERE VEHICLES EXIT THE SITE. ACCESS POINTS SHOULD BE LIMITED TO AS FEW ENTRANCES AS POSSIBLE (ALL
PERIMETER AREAS SHALL BE PROTECTED FROM TRACKING ACTIVITIES).
33)IN ALL AREAS THAT THE STRUCTURAL TRACKING CONTROL MEASURES FAIL TO PREVENT VEHICLE TRACKING, COLLECTION AND
PROPER DISPOSAL OF THAT MATERIAL IS REQUIRED. ALL INLETS LOCATED NEAR ACCESS POINTS AND AFFECTED BY TRACKING
ACTIVITIES SHALL BE PREVENTED FROM THE INTRODUCTION OF SEDIMENT INTO THE DRAINAGE SYSTEM.
34)CITY MUNICIPAL CODE §20-62, AMONG OTHER THINGS, PROHIBITS THE TRACKING, DROPPING, OR DEPOSITING OF SOILS OR ANY
OTHER MATERIAL ONTO CITY STREETS BY OR FROM ANY SOURCE. CITY MUNICIPAL CODE, §26-498, AMONG OTHER THINGS,
PROHIBITS THE DISCHARGE OF POLLUTANTS ON PUBLIC OR PRIVATE PROPERTY IF THERE IS A SIGNIFICANT POTENTIAL FOR
MIGRATION OF SUCH POLLUTANT. THEREFORE, ALL TRACKED OR DEPOSITED MATERIALS (INTENTIONAL OR INADVERTENT) ARE
NOT PERMITTED TO REMAIN ON THE STREET OR GUTTER AND SHALL BE REMOVED AND LEGALLY DISPOSED OF BY THE
DEVELOPER IN A TIMELY AND IMMEDIATE MANNER. DIRT RAMPS INSTALLED IN THE CURB-LINES ARE NOT EXEMPT TO THESE
SECTIONS OF CODE AND SHALL NOT BE PERMITTED IN THE STREET RIGHT OF WAY (PUBLIC OR PRIVATE).
35)IF REPEATED DEPOSIT OF MATERIAL OCCURS ON A SITE, ADDITIONAL STRUCTURAL TRACKING CONTROLS MAY BE REQUIRED OF
THE DEVELOPER BY THE CITY EROSION CONTROL INSPECTOR.
LOADING AND UNLOADING OPERATIONS
36)THE DEVELOPER SHALL APPLY CONTROL MEASURE TO LIMIT TRAFFIC (SITE WORKER OR PUBLIC) IMPACTS AND PROACTIVELY
LOCATE MATERIAL DELIVERED TO THE SITE IN CLOSE PROXIMITY TO THE WORK AREA OR IMMEDIATELY INCORPORATED IN THE
CONSTRUCTION TO LIMIT OPERATIONAL IMPACTS TO DISTURBED AREAS, VEHICLE TRACKING, AND SEDIMENT DEPOSITION THAT
COULD IMPACT WATER QUALITY.
OUTDOOR STORAGE OR CONSTRUCTION SITE MATERIALS, BUILDING MATERIALS, FERTILIZERS, AND CHEMICALS
37)ANY MATERIALS OF A NON-POLLUTING NATURE (STEEL, ROCK, BRICK, LUMBER, ETC.) SHALL BE INSPECTED FOR ANY RESIDUE
COMING OFF THE MATERIAL DURING ROUTINE INSPECTION AND WILL GENERALLY BE LOCATED WHERE PRACTICAL AT LEAST FIFTY
(50) FEET FROM ANY PERMANENT OR INTERIM DRAINAGE WAYS.
38)ANY HIGH ENVIRONMENTAL IMPACT POLLUTANT MATERIALS THAT HAVE A HIGH LIKELIHOOD TO RESULT IN DISCHARGE WHEN IN
CONTACT WITH STORMWATER (LUBRICANTS, FUELS, PAINTS, SOLVENTS, DETERGENTS, FERTILIZERS, CHEMICAL SPRAYS, BAGS OF
CEMENT MIX, ETC.) SHOULD NOT BE KEPT ON SITE WHERE PRACTICAL. WHEN NOT PRACTICAL, THEY SHOULD BE STORED INSIDE
(VEHICLE, TRAILER, CONNEX, BUILDING, ETC.) AND OUT OF CONTACT WITH STORMWATER OR STORMWATER RUNOFF. WHERE NOT
AVAILABLE, THEY SHALL BE STORED OUTSIDE IN A RAISED (HIGH SPOTS OR ON PALLETS), COVERED (PLASTIC OR TARPED), AND
SEALED (LEAK PROOF CONTAINER) IN SECONDARY CONTAINMENT LOCATION. THE SECONDARY CONTAINMENT OR OTHER
CONTROL MEASURE SHALL BE ADEQUATELY SIZED, LOCATED, WHERE PRACTICAL, AT LEAST FIFTY (50) FEET FROM ANY
PERMANENT OR INTERIM STORMWATER STRUCTURES OR DRAINAGE WAYS AND SHALL BE MONITORED AS PART OF THE ROUTINE
INSPECTIONS.
VEHICLE AND EQUIPMENT MAINTENANCE AND FUELING
39)PARKING, REFUELING, AND MAINTENANCE OF VEHICLES AND EQUIPMENT SHOULD BE LIMITED IN ONE AREA OF THE SITE TO
MINIMIZE POSSIBLE SPILLS AND FUEL STORAGE AREAS. THIS AREA SHALL BE LOCATED, WHERE PRACTICAL, AT LEAST FIFTY (50)
FEET FROM ANY PERMANENT OR INTERIM STORMWATER STRUCTURES OR DRAINAGE WAYS AND SHALL BE MONITORED AS PART
OF THE ROUTINE INSPECTIONS. ALL AREAS SHALL KEEP SPILL KITS AND SUPPLIES CLOSE.
SIGNIFICANT DUST OR PARTICULATE GENERATING PROCESS
40)THE PROPERTY MUST BE ACTIVELY PREVENTING THE EMISSION OF FUGITIVE DUST AT ALL TIMES DURING CONSTRUCTION AND
VEGETATION ACTIVITIES. ALL LAND DISTURBING ACTIVITIES THAT RESULT IN FUGITIVE DUST SHALL BE IN ACCORDANCE WITH
MUNICIPAL CODE §12-150 TO REDUCE THE IMPACTS TO ADJACENT PROPERTIES AND COMMUNITY HEALTH. ALL REQUIRED
PRACTICES SHALL BE IMPLEMENTED AND ADDITIONAL ONES SHALL BE FOLLOWED. THESE PRACTICES INCLUDE WATERING THE
SITES AND DISCONTINUING CONSTRUCTION ACTIVITIES UNTIL THE WIND SUBSIDES AS DETERMINED BY ANY CITY INSPECTORS.
CONCRETE TRUCK / EQUIPMENT WASHING, INCLUDING THE CONCRETE TRUCK CHUTE AND ASSOCIATED FIXTURES AND EQUIPMENT
41)ALL CONCRETE AND EQUIPMENT WASHING SHALL USE STRUCTURAL CONTROL MEASURES APPROPRIATE TO THE VOLUME OF
WASH AND FREQUENCY OF USE. THESE CONTROL MEASURES SHALL BE LOCATED, WHERE PRACTICAL, AT LEAST FIFTY (50) FEET
FROM ANY PERMANENT OR INTERIM STORMWATER STRUCTURES OR DRAINAGE WAYS AND SHALL BE MONITORED AS PART OF
THE ROUTINE INSPECTIONS. THESE AREAS SHALL BE CLEARLY IDENTIFIED AND PROTECTED FROM ANY WASH FROM LEAVING THE
CONTROL MEASURE. IF FREQUENT ACCESS FROM HARDSCAPE TO THE CONTROL MEASURE IS TO OCCUR, A STRUCTURAL
TRACKING CONTROL MEASURE SHALL BE IMPLEMENTED. THESE CONTROL MEASURES SHALL BE FREQUENTLY CLEANED OUT.
42)THE DEVELOPER IS RESPONSIBLE FOR ENSURING WASHING ACTIVITY IS TAKING PLACE AT THE APPROPRIATE CONTROL MEASURE
AND SITE WORKERS ARE NOT WASHING OR DUMPING WASH WATER ON TO THE DIRT OR OTHER UNCONTROLLED LOCATIONS.
DEDICATED ASPHALT AND CONCRETE BATCH PLANTS
43)DEDICATED ASPHALT AND CONCRETE BATCH PLANTS ARE NOT ACCEPTABLE ON CONSTRUCTION SITES WITHIN THE CITY OF FORT
COLLINS WITHOUT AN EXPRESSED WRITTEN REQUEST AND PLAN TO REDUCE POLLUTANTS ASSOCIATED WITH THAT TYPE OF
ACTIVITY AND APPROVAL BY THE CITY OF FORT COLLINS SPECIFICALLY THE EROSION CONTROL INSPECTOR. THE DEVELOPER
SHALL INFORM THE EROSION CONTROL INSPECTION STAFF OF ANY DEDICATED ASPHALT, OR CONCRETE BATCH PLANTS THAT IS
TO BE USED ON SITE.
CONCRETE SAW CUTTING MATERIALS
44)SAW CUTTING MATERIAL SHALL BE IN ACCORDANCE WITH MUNICIPAL CODE §12-150 FOR AIR EMISSIONS AND ALL WATER
APPLICATIONS TO THE SAW CUTTING SHALL PREVENT MATERIAL FROM LEAVING THE IMMEDIATE SITE AND COLLECTED. THESE
CUTTING LOCATIONS, ONCE DRIED, SHALL BE SWEPT AND SCRAPED OF ALL MATERIAL AND SHALL HAVE PROPER AND LEGAL
DISPOSAL.
WASTE MATERIALS STORAGE AND SANITARY FACILITIES
45)TRASH, DEBRIS, MATERIAL SALVAGE, AND/OR RECYCLING AREAS SHALL BE, WHERE PRACTICAL, AT LEAST FIFTY
(50)FEET FROM ANY PERMANENT OR INTERIM STORMWATER STRUCTURES OR DRAINAGE WAYS AND SHALL BE MONITORED AS
PART OF THE ROUTINE INSPECTIONS. THESE FACILITIES SHOULD BE LOCATED OUT OF THE WIND AND COVERED AS ABLE. WHERE
NOT ABLE TO COVER, LOCATING SAID AREAS ON THE SIDE OF OTHER STRUCTURES TO REDUCE EXPOSURE TO WINDS, AND
FOLLOW MAXIMUM LOADING GUIDELINES AS MARKED ON THE CONTAINER. THE DEVELOPER IS REQUIRED TO PRACTICE GOOD
HOUSEKEEPING TO KEEP THE CONSTRUCTION SITE FREE OF LITTER, CONSTRUCTION DEBRIS, AND LEAKING CONTAINERS.
46)SANITARY FACILITIES SHALL BE PREVENTED FROM TIPPING THROUGH THE USE OF ANCHORING TO THE GROUND OR LASHING TO A
STABILIZED STRUCTURE. THESE FACILITIES SHALL ALSO BE LOCATED AS FAR AS PRACTICAL FROM AN INLET, CURB CUT,
DRAINAGE SWALE OR OTHER DRAINAGE CONVEYANCES TO PREVENT MATERIAL TRANSPORT FROM LEAVING THE LOCAL AREA.
THIS CONSISTS OF THE FACILITY BEING LOCATED, WHERE PRACTICAL, AT LEAST FIFTY (50) FEET FROM ANY PERMANENT OR
INTERIM DRAINAGE WAYS.
OTHER SITE OPERATIONS AND POTENTIAL SPILL AREAS
47)SPILLS: FOR THOSE MINOR SPILLS THAT; ARE LESS THAN THE STATE'S REPORTABLE QUANTITY FOR SPILLS, STAY WITHIN THE
PERMITTED AREA, AND IN NO WAY THREATEN ANY STORMWATER CONVEYANCE, NOTIFY THE CITY OF FORT COLLINS UTILITIES BY
EMAIL AT EROSION@FCGOV.COM OR PHONE (970) 817-4770. FOR ANY SIGNIFICANT, MAJOR, OR HAZARDOUS SPILLS, NOTIFY THE
CITY OF FORT COLLINS UTILITIES BY PHONE ONLY AFTER EMERGENCY RESPONSE (911) HAS BEEN NOTIFIED AND IS ON ROUTE,
COUNTY HEALTH DEPARTMENT (LCDHE) HAS BEEN NOTIFIED THROUGH LARIMER COUNTY SHERIFF DISPATCH (970) 416-1985, AND
THE STATE SPILL HOTLINE INCIDENT REPORTING HAVE BEEN CONTACTED 1-877-518-5608. WRITTEN DOCUMENTATION SHALL BE
PROVIDED TO THE CITY WITHIN 5 DAYS OF THE EVENT. ALL SPILLS SHALL BE CLEANED UP IMMEDIATELY.
48)SELECTION OF “PLASTIC WELDED” EROSION CONTROL BLANKETS SHALL NOT BE USED IN AREAS THAT WILDLIFE, SUCH AS SNAKES,
ARE LIKELY TO BE LOCATED AS THESE HAVE PROVEN TO CAUSE ENTRAPMENT ISSUES.
FINAL STABILIZATION AND PROJECT COMPLETION
49)ANY STORMWATER FACILITIES USED AS A TEMPORARY CONTROL MEASURE WILL BE RESTORED AND STORM SEWER LINES WILL BE
CLEANED UPON COMPLETION OF THE PROJECT AND BEFORE TURNING THE MAINTENANCE OVER TO THE OWNER, HOMEOWNERS
ASSOCIATION (HOA), OR OTHER PARTY RESPONSIBLE FOR LONG TERM MAINTENANCE OF THOSE FACILITY.
50)ALL FINAL STABILIZATION SPECIFICATIONS SHALL BE DONE IN ACCORDANCE WITH THE MANUAL, CHAPTER 4: CONSTRUCTION
CONTROL MEASURES.
51)ALL DISTURBED AREAS DESIGNED TO BE VEGETATED SHALL BE AMENDED, SEEDED & MULCHED, OR LANDSCAPED AS SPECIFIED IN
THE LANDSCAPE PLANS WITHIN 14 WORKING DAYS OF FINAL GRADING.
52)SOIL IN ALL VEGETATED (LANDSCAPED OR SEEDED) AREAS, INCLUDING PARKWAYS AND MEDIANS SHALL COMPLY WITH ALL
REQUIREMENTS SET FORTH IN SECTIONS 12-130 THROUGH 12-132 OF THE CITY MUNICIPAL CODE, AS WELL AS SECTION 3.8.21 FOR
THE CITY LAND USE CODE.
53)ALL SEEDING SHALL REFER TO LANDSCAPING PLANS FOR SPECIES MIXTURE AND APPLICATION RATES AND DEPTHS
REQUIREMENTS.
54)ALL SEED SHALL BE DRILLED WHERE PRACTICAL TO A DEPTH BASED UPON THE SEED TYPE. BROADCAST SEEDING SHALL BE
APPLIED AT DOUBLE THE RATE AS PRESCRIBED FOR DRILL SEEDING AND SHALL BE LIGHTLY HAND RAKED AFTER APPLICATION.
HYDROSEEDING MAY BE SUBSTITUTED FOR DRILL SEEDING ON SLOPES STEEPER THAN 3(H):1(V) OR ON OTHER AREAS NOT
PRACTICAL TO DRILL SEED AND CRIMP AND MULCH. ALL HYDROSEEDING MUST BE CONDUCTED AS TWO SEPARATE PROCESSES
OF SEEDING AND TACKIFICATION.
55)ALL SEEDED AREAS MUST BE MULCHED WITHIN TWENTY-FOUR (24) AFTER PLANTING. ALL MULCH SHALL BE MECHANICALLY
CRIMPED AND OR ADEQUATELY APPLIED TACKIFIER. THE USE OF CRIMPED MULCH OR TACKIFIER MAY REQUIRE MULTIPLE
RE-APPLICATIONS IF NOT PROPERLY INSTALLED OR HAVE WEATHERED OR DEGRADED BEFORE VEGETATION HAS BEEN
ESTABLISHED. AREAS OF EMBANKMENTS HAVING SLOPES GREATER THAN OR EQUAL TO 3H:1V SHALL BE STABILIZED WITH AN
EROSION MAT OR APPROVED EQUAL TO ENSURE SEED WILL BE ABLE TO GERMINATE ON THE STEEP SLOPES. DURING A SEASON
WHEN SEEDING DOES NOT PRODUCE VEGETATIVE COVER, ANOTHER TEMPORARY EROSION CONTROL SHALL BE IMPLEMENTED
ALONG WITH, OR UNTIL, TEMPORARY SEEDING OR PERMANENT EROSION CONTROL CAN BE PERFORMED.
56)THE DEVELOPER SHALL WARRANTY AND MAINTAIN ALL VEGETATIVE MEASURES FOR TWO GROWING SEASONS AFTER
INSTALLATION OR UNTIL SEVENTY PERCENT (70%) VEGETATIVE COVER HAS BEEN ESTABLISHED, WHICHEVER IS LONGER AND
MEETS ALL THE CRITERIA OUTLINED IN THE FORT COLLINS STORMWATER CRITERIA MANUAL CHAPTER 4: CONSTRUCTION
CONTROL MEASURES.
57)THE DEVELOPER SHALL MAINTAIN, MONITOR, REPAIR, AND REPLACE ANY AND ALL APPLICABLE CONTROL MEASURES UNTIL FINAL
STABILIZATION HAS BEEN OBTAINED. ALL CONTROL MEASURES MUST REMAIN UNTIL SUCH TIME AS ALL UPSTREAM CONTRIBUTING
POLLUTANT SOURCES HAVE BEEN VEGETATED OR REMOVED FROM THE SITE. WHEN ANY CONTROL MEASURE IS REMOVED, THE
DEVELOPER SHALL BE RESPONSIBLE FOR THE CLEANUP AND REMOVAL OF ALL SEDIMENT AND DEBRIS FROM THAT CONTROL
MEASURE. AT THE POINT AT WHICH THE SITE HAS BEEN DEEMED STABILIZED AND VERIFIED BY CITY EROSION CONTROL
INSPECTOR, ALL TEMPORARY CONTROL MEASURES CAN THEN BE FULLY REMOVED. ALL MEASURES SHALL BE REMOVED WITHIN 30
DAYS AFTER FINAL STABILIZATION IS ACHIEVED.
58)THE RESPONSIBLE PARTY SHALL MAINTAIN AND KEEP CURRENT ALL PAYMENTS OR RELATED FORMS OF SECURITY FOR THE
EROSION CONTROL ESCROW UNTIL 1) STABILIZATION HAS BEEN REACHED AND 2) ALL CONTROL MEASURES AND/OR BMPS HAVE
SEDIMENT MATERIALS COLLECTED AND THE CONTROL MEASURE REMOVED FROM THE SITE. AT THAT TIME THE SITE WILL BE
CONSIDERED COMPLETED AND ANY REMAINING EROSION CONTROL ESCROW SHALL BE RETURNED TO THE APPROPRIATE
PARTIES.
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