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HomeMy WebLinkAboutLot Certifications - 04/24/200704/23/2007 15:36 9702252622 WEEKS ASSOCIATES PAGE 02/0e `•:.'i.z of R-ort Collins Date: -11-0?D — lliiliiir:+ rlcCU'i - sfin'nrnahr + woAcwater a ivoler CERTIFICATION OF LOT GRADING Pursuant to City Code § 26-544 and City Land Use Code § 3.2.2 (e) Permit Application No. Address: -96 e? Lot: � z Block: Subdivision.j ©si — s✓ /,a/ STORNIWATER RECEIVED APR 2 3 2007 I,(Print'tea , a Colorado registered professional engineer, have personally'Inspected the above referenced property in the City of Fort Collins, Colorado, and verify that construction of all stormwater facilities and grading there is complete, and that the elevations and drainage patterns shown on the attached drawings) which were developed from a survey performed on (Date) 4— I e - e7 , accurately and truly depict the elevatlons,and drainage patterns as they existed on the date of the survey. Based on this information, I certify that (check one): lit[ The elevations and drainage patterns of the lot are in substantial conformance with the City approved drainage and grading plan or revised grading plan for the property (Information attached). SEE NOTE. n The elevations and drainage patterns of the lot as measured are in general conformance with the City approved drainage plan or revised grading plan with exceptions (information attached). In my professional judgment the elevations and grading of the lot a d is functionally adequate and will allow for stormwater drainage consists drainage plan. SEE NOTE. 23012 By: o •. •' NOTE: A COMPLETE certification must be submitted, Including but not limited to drawings of the lellslte showing the approved design or revised design and as -built surveyed elevations of all structures and drainage and grading features (e.g. swates, retalning walls, lot corners), written Information/explanation of dtsorepaneles, atc. to: Fort Collins utilities (970) 221-6700 700 Wood Street Fort Collins, CO 80521 At Least Two Wooks Prior To Requesting A Certificate Of Occupancy For The Property 04/23/2007 15:36 9702252622 WEEKS ASSOCIATES PAGE 03/08 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 "N/An for items that are not applicable to the property that is being certified. A. Drainage facilities certification I.. Pond CertificationAl/i{ -volume verification a.topographic records and volume b.cross-sections and spot elevations -positive fall to pan -side slopes -invert elevation -spillway elevation -placement and size of riprap -side slopes _grading -orifice plate installation and size. -compaction of berm -structural integrity of pond 2. Swales d1tA -location (are they within easement) -dimensions and cross-section verification -longitudinal slopes and side slopes -spot elevations STORMWATER RECEIVED APR 2 3 2007 04/23/2007 15:36 9702252622 WEEKS ASSOCIATES PAGE 04108 r -permanent erosion control measures (drop structures, riprap, etc....)' -tie-in to pipes, pans, curbs, etc.... -weir size (elevations, size, opening, etc.) STORMWATER -available freeboard RECEIVED -landscaping infringement on swales APR 2 32007 3. Pipes ,)1 -size and type -slopes (as -built and comparison to minimum 0.4% slope) -pipe capacity, calculations if slopes are significantly altered -invert elevations -installation and backfill material -cover -encasement and clearance from other utility limes close by -joints 4. Concrete Pan Channelsiv -size -slope -super elevation -cross .section -thickness -elevations 5. Inlets A//A -size and type 04/23/2007 15:36 9702252622 WEEKS ASSOCIATES PAGE 05/08 -size of opening (or name of standard used) -grate elevation -invert elevation -box size 6. Crosses /✓� -size -type -grade -elevation -cross-sectional depth -tie-i,n to curb and gutter 1. Culverts POW- -size -type -invert elevation -headwalls / 8. Underdrains .size ` -type -cover -backf i.11 -geotextiles -cleano.Iuts 9. Curb cuts N1 -size -tie in to Swale, pipe, etc... STORMWATER RECEIVED APR 2 3 2007 04/23/2007 15:36 9702252622 WEEKS ASSOCIATES PAGE 06/00 B. Certification of Grade Elevations Adjacent to Drainage Facilities: ei -minimum opening elevations Qk-top of foundation elevations STORMW4TER -comparison to 100 year WSEL's (Freeboard RECEIVED requirements and floodplain issues) APR 2 3 2007 C. Certification of Erosion Control Measures: 1. Permanent Measures: All* -Permanent vegetation (6" bare spots and weeds under — control) -riprap -riprap bedding -drop sections -sediment basins/water quality ponds -netting mats/blankets -mulching /� 2. Temporary Measures:,4/ -mulching -inlet filter installation -check bale dams -seeding and temporary vegetation -silt fence D. Site Cleanup After Construction 4-construction clean up p,-smoothing of ruts -reseeding E. statement of Compliance 04/23/2007 15:36 9702252622 WEEKS ASSOCIATES PAGE 07/08 This certification is signed and stamped and by signing this form the engineer(s) attests that they have inspected the site and to the best of their 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 al]. 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 e Professional Vngineer. area STORIiAWATER RECEIVED APR 2 3 2007 04/23/2007 15:36 9702252622 WEEKS ASSOCIATES PAGE 08/08 87.6 86.6 87.8 n n FWAL, GRADE SWEVEY LOT 7, SWIFr ADDRION 3638 WILD VIEW DRIVE FORT COLLINS, COLORADO SB8d26'32"E 73.74' Sa.o 89.0 N90d00'00°W 16.44' C5 WILD VIEW DRIVE KEM HOMES PROJECT NO. 24058 APRIL 20, 2007 WEEKS & ASSOCIATES 88.2 87.6 Ell c0.0 96.8 5.71 87.3 yo N 85.7 3480 A PLAN 3-CAR GARAGE 16'x12' PA110 S R �E QED APR 2 3 2007 C 1 " 20'-0" I '7