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HomeMy WebLinkAboutSite Certifications - 05/31/2013• ISDI SnuTy C.ot.LEGE AVENUE r-oaT CoLLTyI/S� (.o Posas � i / COMMERCIAL, MULTI -FAMILY AND SUBDIVISION 103500 w�loo a.\ 9f(s a I TCERTIFICATION CHECKLIST lu�wt sRY•W o+� �ZS't 1 'pD Sw.w.`a �yrpl�c+s FCftyof ort Collins Qz/13//y Please fill in all applicable items in this Certification Form for Commercial, Multi -Family and Overall Single Family sites. A copy of the approved grading plan must be submitted with the as - built grading plan. Use "OK" for items checked or actual numbers for items verified/surveyed in the field. Use "N/A" for items that are not applicable to the site that is being certified. Please provide an As -Built Redlined or Mylar drawing showing the following: A. Detention Facilities Certification 1. Pond Certification N • Provide Topographic Records and Volume Verification Calculations • Provide Pond Cross -Sections and Spot Elevations (especially @ Pond Embankment and Pond Flow Line) • Positive Fall to Pan (if applicable) • General Pond Grading including all Side -Slopes • Invert Elevation • Forebay Construction and Elevation • Spillway Weir (Location, Elevation, Height, Opening Width) • Placement and size of riprap or alternative permanent erosion control measures • Orifice Plate and/or Water Quality Outlet Structure Installation • Water Quality Capture Volume (Volume Required, Volume Provided and Water Surface Elevation) • Berm and Embankment Compaction Level • Subsurface Media for Water Quality Ponds and Swales 2. Swales • Location (are they within easement?) 0k • Dimension and Cross -Section Verification a • Longitudinal Slopes and Side -Slopes (7k • Spot Elevations Ok" C"r/+M'Pr Pl' llr or CwOtE xr ccss TIJA� rre"Ise: g•'T J<<r EI Aae sracc olc • Permanent Erosion Control Measures (drop structures, riprap, lining) ak • Tie-in to Storm Lines, Pans, Curbs, or other appurtenances o is • Required Minimum Freeboard, Provided Freeboard N (W • Landscaping Infringement on Flow Line? bk 3. Pipes • Size and Type o le • Slopes (As -Built and comparison to 0.4% Minimum) Ok- WEST 12" i=S i£!r If4i✓ MFwr~,v ) BuT rrPtc yqt PatrrTv o2pr.,46g • Pipe Capacity Calculations (if slopes are significantly altered from design Njp • Invert Elevations 0V • Installation and Backfill Ok • Cover Ok • Encasement and Clearance from other nearby utility lines N j it • Joints Type and construction p k 2 V Ilk 4. Concrete Pan Channels r�TV. rzE • Size �eT SS L�yC0.fTr • Slope • Cross Section • Thickness • Elevations RoCity of Collins 1 " �rt��� 5. Inlets • Size and Type Lpi� • Size of Opening (or name of Standard Detail used) Ok • Grate Elevation 0K • Invert Elevation Ok • Box Size 0 Lc 6. Street Cross -Pans • Size Ok • Type Ok • Grade 0 iG • Elevations Ok • Cross -Sectional Depth Ok • Tie-in to Curb and Gutter OIL 3 Fort Collins 7. Culverts • Size • Type • Invert Elevations • Headwalls or Wing Walls 8. Sub -Drains • Size 6 is • Type (Perforated/Solid) 6k • Cover oK • Backfill Die • Geo-Textile Liners Uacq$ E-2V$6ZE • Clean -Outs 6k 9. Curb Cuts • Size Ck • Tie-in to Swale, Pipe or other appurtenances ek B. Certification of Grade Elevations Adjacent to Drainage Facilities: • Minimum Opening Elevations • Top of Foundation Elevations • Comparison to 100-year Water Service Elevations • Comparison to Freeboard Elevations and Base Floodplain Elevations — BFE 4 of Fort Colllns C. Certification of Erosion Control Measures: 1. Permanent BMP Measures: • Permanent Vegetation (no more than 6" bare spots and weeds under control) G is • Riprap or alternative permanent erosion material oV- • Riprap Bedding VIA • Cut -Off Walls or Channel Drop Structures Cross -Sections Ok • Sediment Basins CU �_ • Water quality ponds/Sand Filter/Bio Retention Construction and liners Gk • Permanent Netting Mats or Blankets U is • Mulching and Seeding ok 2. Temporary BMP Measures: • Mulching and Seeding 0k • Temporary BMP Measures as shown on Erosion Control Plan CV D. Post -Construction Site Cleanup: • Construction Debris Clean -Up ek • Smoothing of Ruts in all Construction Areas c i< • Reseeding of all Areas Affected by Construction Activities C k_ 5 CCAQty of Collins 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 As -Built plans enclosed. Failure to properly disclose all known information could result in the rejection of this certification and prevent the release of any and all Stormwater Utility permit holds on Building Permits and/or Certificates of Occupancy within this development. F. Signature and Stamp by a Colorado Registered Professional Engineer 19 � V STUART STREET 84.0 TBC . \ ^ 81.79 82.07 81.96 FL 81.8382.17 82. F8 82.43 FL FL 82.63 83.73 FL Fl FL 82.06 IIIII ~- 81.5 0ti 10� FL 82.20 \\\ FL.23 GNO GND NO FL 4' UTILITY .53 MH 82.38 \\ 2.77 OUSTING RETAINING EASEMENT 8 78 TBC 81 90 81.64 FL 83.94 4' UTILITY 83.76 WALL 81.31 FL FL TO GI EASEMENT 81.0 GND FL 81.01 24' EMERGENCY ACCESS EASEMENT �d� p� 81.5 F s�°� FL B1.1 FL `v 82.45 81.80 FL 83.42 GND rn 81.29 TOC LA,..+. \i 1.58 FL 82.29 FL 82.92 83.76 TOW CL UNFINISHED TOW C 6.45% n FL OJ FL 79.9 80.71 !� CND 81.05 81.6 o 80.2 ORATE F 81.71 83.79 GND 80.43 FL 78.07 IN IN EX 14X23" 77.94 INV OUT 1.56 FL 81.58 4.07% g2,g TOW CL EX 18" RCP 79.9 HERCP FL FL FL GND 0.43 78.58 GND GRATE 18" INLET W/ 80.72 32.31 81.73 82.63 MH 76.12 INV IN DOME GRATE 78.08 INV OUT E FL 59� RCP 0.039 81.26 81.60^° FL o 78.14 INV INN 1 1.17 i \ TOC FL. \6 ry EX 42" RCP 22.63LF 6" 78.14 INV IN S - ONO d' \ c'y 81.57 FL !° N. 0<_ 3.75 PVC 0 2.87% 80.92 80.93 I OW CL GND FL 81.58 POROUS 81.19 61.92 FL 81.71 FL h� LANDSCAPE FL FL 10 2 467 4\' DETENTION 2.41% N t 81.50 0, 81.5 w 81.38 I FL bo 8 .93 82.60 ON FL `n OC 81.83 FL 78.73 ri 81.68 FL 83.05 12" GRATE 2.617° 1.29 81.62 76.77 INV 6• ADS N-12 GND 81:64 Via\° 82.63 R 81 FL 1801 S COLLEGE PERFORATED FL giF64 FL 1 oT 8t74 83,79. 83 77 TOW CL RIDGED UD 81.6 _4 FL TOW CL 83.78 GND 81.72 I 6' UTIUTY EASEMENT / TOW CL 81.7 FL 81.90 82.37 81.89 83.79 83.80 FF = 89.04 GND 8 .94 T TOW TOW CL EX 2 2.110 FL FL 83.77 TRANS FL 82.38 FL AFE SAFE PED S 81.13 TBC GRATE INLET ONO �82.09 82.0 1' FL 82.00 83.76 GND FL t TO CL 82.96 EX 18" RCP GND 82.5 82.2 82. 83.BOJ 83.78 83.80 83.78 83.77 AREA INLET ep-rc GND FL TRANS TRANS TRANS TOW CL TOW CL EX 42" RCP LEGEND ro 4D AS -BUILT ELEVATION • 0 20 0 _>c) �r 1 r = 20. 85.98 86.04 86 95 87.37 FL FL TBC 87.62 FL. 3.16 TBC IIIII F` 4.58% •• . IIIII TBC 6 �88.18 h 6.28 1Nh 87.10 O 0l TBC 86 BC 10G FL o BC TBW ♦z roft 66.58 - 86.57 A� Rp 4 TBC FL 0�0G • ti0 8 .41 0�O 87.59 FL L 8.43 4� X 87.B8 - 88.04 TBW I FL TBC 8.42 BW W88.49 88.55 N 1 TBW TBW 88.62 88.21 TBW L 88.71 F 88.68 TBC TBC W 88.96 8.84 2.99% 25 88. FL 88.33 1�0 g0' FF 88.36 FL FL 67.41 87.91 HP �h° 8B 80 FL FL L' TB I 88.74 87.85 �. TBC 8.4 W FL 88.26BC FL 88.F FL ro 88.30 F 88. TEI 88.84 A + TBC -_ 1 1 1 W TBC 88.34 87.84 FL s - I87.13 J // u �11'�° 87.76 FL J w ^4 FL I 87.40L 87.54 O 88.00 FL FL 01`.Lry TBC I TBC 87.54 FL • 4� 87.46 jI U TBC 1 1 87.00 FL FL 87.02FL 87.44 _ FL FL TBC 8A98 87'F 1 1. 6% 8 TBC = TBC 87.01 = 7 .78 87.23 FL 87.99 TSC TBC FLaj 1.67% 87.3l�l� - 7.3 FL TBC 86.56 87.72 0 FL 7.84 TBC 86.83 BC TBC 87.30 FL FL gg. 86.51 TBC FL NOTE: AS -BUILT SURVEY POINTS PROVIDED BY WASHBURN LAND SURVEYING AS COLLECTED ON 05/24/13 AND 01/20/2014. ZN pN V10 O� Wr W 1j O I OU�p U .y Z TC 00 r Q t91 4 OWF Q 0 r m z O N 5 w m 7 m j 2 u� WN LLJ Q (7 LU p Z W U Q J h Q oz U� j o0 m W Q CHECKED: CAG DESIGNED: CAG DRAWN: MAP DATE: 02/13/14 SCALE: AS NOTED PROJ#: 1034-021 EX.1 ■ ON ® /' N N WIOI EIBT R FFSA Im KM FLODOPINN 1 (9WN c'y1 1 �3 •••rt. /r Cr' 1 I� ` 11oa E7mT R _ E ____ SID MILT I 3 i IANEXIST AFDT N RADE �� ID R IE MST R WE e215 R ME R ME �SLLIutM AfPRN( IDWION OF EAST mWwsT PC=IFFL'WEa R� I .12 R IE IN R M I R M al M. R WE5 DS R M 8234 FL WE CIWE (aXMMTE ADA6NENT5 N/ UN IIY ONNR .10 N96 R M ME ( W37 R. ME ® (NE C-300) 0 ® B7 F M 910 1_____ 1E �ezA4 eza2 e24s 62.17Mfi n820 ___I FL F1 Tom I R e2A 62D6 W f .inra. 1 7.19 IBC / R i NV 417624 C i- I I N57 IA R -v 6236 R - t6.iB5 64.49 1� i53 �'� 6 _ _ _ IBC 66R6 R 7 L7 R I F OIBI n W41 w R 1696 �A� 66 61 611➢ R- 1 D2 R 27 IF6-A6 NI BI R L4 9B3 ND7 7M R \ \ Pf1EDMod RpM DEp M DISH R MA R% 83ETD) / ADI 5' llW; 97.141 BLOa PETER ff W AVE N OSE MIN\ °mT m NIET I (RE Lsc*%) (NE C-M) (Va" ® GAD mH R 1 RORLT AMp 8180 R EAST 42• Ra SD 169 1 6- aAm AT STEP AND WALK aaT SIT W. PROTECT N PIALL ND .16 N ITT F 11 R 1N- MET t/ mlE ONR AWbT NY ro FriE RNARS. (ROTECT N PALE) 62B• i 24 � 92 1 ADIUSI wr to FlNL aI06 1. 1IGI STEP t/ J' a44AG a �73 -1 (RE: NOTE P) MY AM -lu NV WT 4977M (\EfaY) 6232 R .'1 iZI ,• I INN (N) 1974A2 AN1 6' BA17DY AT 000, W N (E) 475X iRM 2' W N 251 IN NW1610 'TAW I.TZ R � I ROPE TIIPIAND BOTIOY a STEP WM V L N9 S 49MM I ,1- MV N (h 49775/ 06Talj Ins 16 W K R (Mxcf N RICE) e. V a 01� (5) N74.70 SO1 6619 w. - mR - - - 1 e7 MP R IDO AIJIN 1P a O F-497eB3 (war) IS. COLLEGE AVE. a MUCH R MBeMENOMINEE, 6 EXISTM INEDESTRIAN oMw seas n I T R MOi NONAGEA�WXTE / PCT w�T WATE SIZE). M% R Va A2 FL I 2Di nOST 42' � SD COE M REM W N M' 497e30. NSTAn 16- THERE), OECDATE �� �]6 ® COW EASE SH NET MO W 54 I BD R (PIDELT IN RACE) Ml1E CNECN ML1E W MPRQFD SLBSNMIION. SET NOTE A. F-4M690 IN OUT 4976.40 MBI F M29 H MflAR1 REM 91 D 79D4 WITTY) (VERGE) I (�yl _ ___ ___ -_ F-4971193 I 25 R 1 (IEIW) I I NM R ARa 506ICI) EAST 16-" SID 6oA1 A V R- Ra !1J LR �R I 6151 Y 62]2 R (PROWW PLACE) ID • 03A INI I R R-M 12 M R / FNMe96 � 676e M7TB .13 RR �I �iA MA @ _ 7e. 1P a % 22 li 6' Mm t IS W (yE7aYj F-197e93 (VDaY) a9A 1 a.l 23 PNOIb LNsso t DElal01 list 90 'n n I M FL-0$7,79 R N/ NFANN6 Nt1 3� 7EI I ( W24 R \ I2• SQUARE SQUAREME7 .::N• .78 R NDo FL I I air w FL 62 I NV OIIT 4976.. I I AN R-W 6f IF 6- ADS 11-12 PERFORATED 6220 R / (00" 9756 R^ -BOB] R FAM M W MT E 052 IE4 D61 - N.]I R LOOM PBO (RE. ARCH ! SIRWO Fl.m GB n11411ENLL0AEE O]3 R fio (ME- ARCH) I R 62a2 R . AD4 I 17e9J , FM9N9a tRw) FL-49 yJ v iL BI.IS R-4B I elm R fi FIBST SOW - PROIFOT N PL AND ADJUST M TO FINK aDe .40 OfA R W.72 R I I VD2 {t / 02. �. GPAOFS. IEPI.EE LID A/ IEFIAVH 9EDM a APPIRATD M F. ]1 R I Q I 96 R 8 .I A iL 76 SDL51TOT0o11 (OMIERE ) 6T� I `V'. AM N IN) 073.74 M R 1 I 51 y N.I ` d.11 •. 79.7 LP a ` WY N (E) 49na4 I Al FL82M A. I d WAS D2 W I Nv 00 (S) 49]]21 (VEIIfY) - = 729 R IN, R •`e4 62M FL ' - s _ NET. PROW N RACE AND AOAIST IN M EWE TANUM W//��''���� W .14 R ME No R N '- _ _ T - .. L �� 66.., i RERNi ORATE t/ PEDES TAN YPE GATE (VERIFY SO). N6TNE 16' iD6lF]t DEPONIE MBE MM tEUT OR yp6DrED S W MDIA 37.AI R 6733 R - 730 NN 197eA1 ' � NDE b a.10 97D6 6724 R NDB R IiErvia C NNl W OUT 41175,87 WNI F-4M.1 RANP/91 aismD (RE ARCH ! STRLCT) \ ` 25 id• 42• W 0 .1' MR" `. DSOST Is- WT SO ( PRDFECT N ) ('ATaT7 6N CDEIO RAIN, Q79M 9 m ... J25 R 67 m EI (RE SIT%" F- I;MJ3 (warn' 78B - am 46" RCP Sp _ - --- j --- --- I7CZ IE I (PRaEO N RACE) 5' ILNN' SRASH Sim 1 (1E LAiIPE) ! DOW RETAIN; III EMT RETNI; NAL I (PROW N RACE) "MET W RAC FEW IW YEAR 11m0RIN � - IR iF 1 CO 91 DEMLS ON SHEET C-101 ! C-102 ►�'I NFL WgIECIpN J ND O TRNI{N; MKIRQJ CM&TWICMN ENINYL4 CIS® RDCN SOC1f5 IIrsat ® 4NEIR own M ® cblaEE TN9gB AREA ®POROUS 1BDifdPE DETENTION AREA NIIN A INOERD GENERAL I. NOTES MOOPIIN L IL1t01N REEFlE11LE rGr FlNI IUP NUBa: - 01IM01979R EFEC D\lE WY 2. 2m2 2. BASE RDCU MMIAN On 49112B5 FEET (14ao 29), 496506 FEET (NAND 0). NTIOMLATEO nqY FIRMI YIP AND S NPEY WIN FLOOR ELEVATION (NORM): 4911196 FEET (MIND 12), A9N9e FEET (NAND a) WAN FLOOR ESEMTgI (SOIIM): 4111111111 FEET (NIN1 29), I 40]1 FEET (NAND M) IAET FImR ELEVATION;wN93 fFET (HIM 20 ). M! BS FEET (AMA M) NNC ERVARN (Rat TOP UNIS): 500336 IFET (MRD 29), 56De3e REI (NAND M) ]. ALL ALTMIES N m CINENT DWCm F1mON1AN AM SBEM ro TIN REQUIREMENTS; OF C u to a M AIINPAL CODE 1 4. ALL R\ElON1ENT ACRAIES IN m nOWPVB 4IIST BE nE-MPRDA'D oRDllp1 5. (W) NFImR1IN-119E-9QEB. NOMMFICATE a WCTf9ALT WILL BE :0 WtO A FBA FLOW EIEVATBN CWIEIGTE a NEN AWTTWS. 6, PaOR TO CO6TRWM CNRrLfOI SATE war ELaDIOI6 OF THE FLON/IE ON START STREET To BMW ATTEDINTE DRAINAGE. 7. ADAIST DOSTIIC flaw OPABI SILT RY ro rwE LIARS. III AND SUvmI AREA TO 9E SLIGHTLY RA® TO 1 DI ECL CONCENTRATED FILMS AIDIIID m A!£T ro TIE 1 PORo115 LYBSCWE DETENTION MEA MEi SWL ALT AS A SECaBVff DENDE W A nODT E1IIR. 1 e. ON A IELMM BASIS TINE CONRNICROt SAIL NS'ECT AND I KEEP THE NEINE STAB NATO GIEa VLM FREE n I R96s FOR m asu" a m CaaACT. USN CRPIE11O1 a THE COMPACT, THE WIRRILTOR S\t1 I j PINNDE m me MIN IRAAO FOR THE OPQIDIW AND I NNIIENANKE a D[ oNEa VALVES. I �-Om R IE I 1 I� I 1 �E/DI R lE -67m R MBORM 1111.50 R ME n E 10 p 10 20 SCARF N fffl City of Fort Collins, Colorado UTILITY PLAN APPROVAL APPROVED: cNECIRo BycilECKEDITY OW �/yam,• cNECREDBY CNECRED BY CNECNED • w..r - -om-- CNECNEDBY: _ 1801 S. COLLEGE RENOVATION PHASE 2 VF=16k rw.m r.rA �.A.o. AA41rr eugl N 4.41116 MRIIItI rNn.N9R ar4WAwwNAIN)'. ._.-.n. mA� � m.� •.wrna- r MITOR AMENDMENT I R•71011NEIOEA ma 2 2 ] 4 5 • 7 4 E 19 I J AND m GRADING, DRAINAGE AND EROSION CONTROLPLAN _ C-100 SHEET 5 of 12 t''3 ZLyy