HomeMy WebLinkAboutSite Certifications - 12/31/2003 (2)JUL-II-if00J IHU UI;Zb Hn tl UULLINS U11L1111r5 hHX NU. b(ULLltib53
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' Bank One at Harmony Market ''al .
Lot 11 Harmony Market P.U.D., First Replat
DRAINAGE CERTIFICATION FORM
Please fill out all applicable' items in this certification form
for single family, multi' -family and .commercial properties.
Write "OK" for items checked or actual number checked in field.
Use UK/All for items that are not applicable to the property that
is being certified.
A. Drainage facilities certification,
1. Pond Certification
-volume verification OK
a. topographic records and volume_ OK
b. cross -sections and spot elevations OK.
--positive fall to pan OK "
-side slopes OK-
-invert elevation OK
-spillway elevation OK.
-placement and size of riprap- N/A
-side slopes N/A
-grading OK
-orifice plate installation and size
OK-
compaction of berm
-structural integrity of pond N/A
2. Swales
-location (are they within easement) OK
-dimensions and cross -'section verification OK
longitudinal slopes and side slopes OK
-spot elevations OK
.a
JUL-17-2003 THU 07:26 Aft FT COLLINS UTILITIES FAX N0, 9702216593-
P. 02 '
-permanent erosion control measures
OK
(drop structures, riprap, etc....)
-tie-in to pipes, pans, curbs, etc....
OK
-weir size (elevations, size, opening, etc...)
N/A
-available.freeboard
OK .
-landscaping infringement on swales
OK
3. PiiDes =
OK
-size and type
-slopes (as -built and comparison to minimum
OK
0.4k slope)
OK:':.
.-pipe capacity calculations if slopes are
significantly altered
N/A
-invert elevations
OK
-installation and backfill material
N/A
N/A
-cover
-encasement and clearance from other utility
lines close by
N/A
-joints
N/A
4. Concrete Pan channels
N/A
-size
-slope
N/A
-super elevation
N/A
- -cross-section _
N/A
-thickness
N/A
-elevations
N/A
-
2
JUL-17-2003 THU 07:26 AM FT COLLINS UTILITIES . FAX N0, 9702216593
P, 03 '
5, Inlets
',OK
-size acid type
-size of opening (or name of standard used)
OK
-grate elevation
OK
'
-invert elevation
OK
OK
-box size
5_ Cross pane .
-size -
OK
-type
ox -
-grade
OK
-elevation
-cross-sectional depth
OK-
-tie . -in to curb and gutter
OK
7. Culverts.
N/A
-size
N/A .
-type
-invert elevation
N/A
N/A
-headwalls
8. Underdrains
N/A
-size
N/A
-type
N/A"
-cover
N/A
-backfill
N/A
-geotextiles
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JUL-17-2003 THU 07:26 AM FT COLLINS UTILITIES FAX NO, 9702.216593
P; 04
N/A
-cleanouts
9, curb cuts
OK
-size
-tie in to swale, pipe, etc....
OK
g. •Certification of Grad9 Elevationa Adjacent to
Drainage Facilities:
-minimum opening elevations
OK
-top of foundation elevations
OK
-comparison to loo year WSEL•'s
OK
(Freeboard requirements and floodplain issues)
C. Certification of Erosions C.».trcl Measures:
1, Eermanent Measure
-Permanent vegetation Cell bare spots and weeds.
under control)
OK
-riprap
N/A
-riprap bedding
N/A
-drop sections
-sediment basins/water quality ponds
OK.
N/A
-netting mats/blankets
-mulching
OK -
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y
JUL-17-2003 THU 07:26 AM FT COLLINS UTILITIES FAX NO.' 9702216593 P. 05 '
2. Temporary Measuree:
See Note 1
-mulching "
-inlet"filter installation
J
-check bale dams
-seeding and temporary vegetation
.-silt fence
D. Site Cleaaup After Construction
.-construction clean up OK '
-smoothing of ruts OK
-reseeding - OK
S. Statement of Compliance
This certification is signed 'and stamped and by signing this
form the engineer(s) attests -that to the best of his knowledge
the as -built conditions of the drainage facilities are as.
described in the above form and in the redlined plans enclosed.
Failure to properly disclose all known information could
result in the rejection of this certification and prevent the
release of any Stormwater Utility holds on Building Permits "
and/or Certificates of occupancy.
F. Signature and Stamp by a Colorado Registered Professional
Engineer.
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The analysis and certifications, herewith attested to, are based upon third party provided survey
data. CLC Associates, Inc. assumes no responsibility for that information. Furthermore, any
inaccuracies in the ar, issue to incorrect survey data invalidate this certification
Jo D. Tomp i s-
olorado Registered Professional Engineer NO. 32415
For and on Behalf of CLC Associates, Inc.
Notes
1. No temporary measures were observed.
LEGEND
STORM SENIOR MANHq£ B
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NOTE
ME ANALYSIS AND CERTIFICATION HERENM ATTESTED TO ME BASED UPON
THIRD PARTY PROVIDED SURVEY DATA. CLC ASSOCIATES, INC. ASSUMES NO
RESPONSIBILITY FOR MAT INFORMATON. FURTHERMORE, MY INACCURACIES IN 11
THE ANALYSIS DUE TO INCORRECT SURVEY DATA INVALIDATES THIS 'ffi
CERFRCATON.
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