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HomeMy WebLinkAboutLot Certifications - 04/10/2007 (28)City of Fort Collins Utilities electric • stormwater • wastewater • water STORMWATER CERTIFICATION OF LOT GRADING RECEIVED Pursuant to City Code § 26-544 and City Land Use Code § 3.2.2 (e) AFAR 0 4 2007 Date: Permit Application No. Q� / Address: �f�;ez�elee4r Lot: Block: Subdivision:y (,(Print) &arV 1r / 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 drawing(s) which were developed from a survey performed on (Date) Y—ry - a 7 , accurately and truly depict the elevations and drainage patterns as they existed on the date of the survey. Based on this information, I certify -that (check one): �i 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. ❑ 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 ted is functionally t l�, adequate and will allow for stormwater drainage consist vtcF lggiQ a pr d drainage plan. SEE NOTE. p�V y G. 23012 By. � 4"Jliin!r.i •-y iti.� /1 ./ J05,2.5 (address of/sigfiing party) . NOTE: A COMPLETE certification must be submitted, including but not limited to drawings of the lot/site showing the approved design or revised design and as -built surveyed elevations of all structures and drainage and grading features (e.g. swales, retaining walls, lot corners), written information/explanation of discrepancies, etc. to: Fort Collins Utilities (970) 221-6700 700 Wood Street Fort Collins, CO 80521 At Least Two Weeks Prior To Requesting A Certificate Of Occupancy For The Property FINAL GRADE SURVEY LOT 18, HEARTHFIRE 2ND FILING 1103 BATELEUR LANE FORT COLLINS, LARIMER COUNTY, COLORADO CH = 3.78' SETBACKS: CH = 36'S91 R = 199.50' FRONT = 20' R = 5000 8.3 N4901'20"W SIDES = 5' 571d38' 6"W CURVED SIDE = 15' REAR = 10' 43.B7' 576d101'42"`N .9 7.9 8.5 GAR \ g. 8.0 c� 8.2 \ 0 PORCH 8.6 MENT 2.8 FF= .9 7.1 0 z 2 9 C LOWEST ARDEN ALKOU OPN=0.6 LEVEL 2.7 o 3.0 y� 2.1 a1 2.7 3.5 /S N Uo� • y . W �9'`0 S�d34 �6�' eP 12 2.3 WEEKS & ASSOCIATES MERIT DAVIS APRIL 3, 2007 PROJECT NO. 26094 1 " = 30'-0" FINAL GRADE SURVEY LOT 18, HEARTHFIRE 2ND FILING 1103 BATELEUR LANE FORT COLLINS, LARIMER COUNTY, COLORADO CH = 3.78' SETBACKS: 36.59 R = 199.50' FRONT = 20' R= 50p0' 8.3 N49d31'20"W SIDES = 5' S71d38'26 CURVED SIDE = 15' REAR = 10' 43.8T 576d�o,42"`N 3 �'� �9 7.9 A° \. 9� G FAS�•� �MZi b G \ AR \ 8.0 N 08.2 \ 0 PORCH 8.6 B MENT C0 2.8 FF= .9 7.1 v 0 z 2.9 C LQWEST AR N ALKOU O N=0.6 LEVEL 2.7 3.0 2.1 01 2.7 3.5 4\aoo G� P S� rSS�O"JAL C�G� 2.3 WEEKS & ASSOCIATES N MERIT DAVIS APRIL 3, 2007 PROJECT NO. 26094 ill = 30'-01, 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 1. Pond Certification N4 -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. SwalesAI/ -location (are they within easement) -dimensions and cross-section verification -longitudinal slopes and side slopes -spot elevations -permanent erosion control measures (drop structures, riprap, etc....) -tie-in to pipes, pans, curbs, etc.... -weir size (elevations, size, opening, etc.) -available freeboard -landscaping infringement on swales 3. Pipes 4114 -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 lines close by -joints 4. Concrete Pan Channels -size -slope -super elevation -cross -section -thickness -elevations 5. Inlets 4//e -size and type -size of opening (or name of standard used) -grate elevation -invert elevation -box size 6. Cross pans W14 -size -type -grade -elevation -cross-sectional depth -tie-in to curb and gutter 7. Culverts -size -type -invert elevation -headwalls 8. Underdrains A1/ -size -type -cover -backfill -geotextiles -cleanouts 9. Curb cuts�� -size -tie in to swale, pipe, etc... B. Certification of Grade Elevations Adjacent to Drainage Facilities: -minimum opening elevations 0/ -top of foundation elevations,9 -comparison to 100 year WSEL's (Freeboard requirements and floodplain issues) C. Certification of Erosion Control Measures: 1. Permanent Measures:/44_ -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:/ -mulching -inlet filter installation -check bale dams -seeding and temporary vegetation -silt fence D. Site Cleanup After Construction -construction clean up -smoothing of ruts pl -reseeding E. Statement of Compliance 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 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. �ScP