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HomeMy WebLinkAboutPlansITE DESCRPrcN 1. THE PROJECT lS ffiOLLY WIHN: sEcTloN 25, TOWSHIP 5 soUTH, mNGE SMST OF THE 6 PRINCIPru MERIDIAN, AND SECIION O, TOMSHIP 5 6OUTH, RANGE95ffiSTOFTHE 6 PRINCIPA MERIOIAN. THE PROJECT ARA E EOUAL TO THE ESIIMATEO TOTALARA OF DISTURBANCE ffiICH IS 5.I7ACRES. THETOIALAREATO BE RE-VEGETATED ISAPPROXMATELY 5.17ACRES. 2. ACCORDINGTO THE NRCSreB S[E, THE UPPER NYER OF SOIL PRESENT AT THE PROJECT SITE CONSISTS OFVARIOUS SOILSTHAT HAVE A WDROLOGIC SOIL CUSSIFICATION OF A (LOWTO MODEMTE RUNOFF POIENTIAL). THEWOLE SOIL EROSION KFACTOR FOR THESE SOILS IS O.D MSNING THESE SOILS ARE MODEMTELY €ROSIVE. 3. STORMWATER FROMTHIS SITE FOLLOM EXISTING DMINAGE PANERNS AS GRAOES T^'LL 8E R€TURNEO TO PRE€ONSTRUCTION ELEVATIONS & CONOITIONS. DRAINAGE FOR THISARSIS GENEMLLYTO THE SOUTH FROM THEffiST, MIDDIE, AND AST FORKS OF PARACHUTE CREEKffiICH ORAIN INTOTHE MAIN PAUCHUTE CREEK 4. THE RECEIVING AODYOFWATER IS PARACHUTE CREEKWICH IS LOCATED ATTHE PROJECTSITE- 5, CONSTRUCNON ACTIVIWWLLCONSIST OF, INTHE FOLLOh4NG ORDER: ESTABLISHMENT OF PERIMETER STORMWATER BMPS, SITE CLSRINo, TOPSOIL REMOVI ND STOCPILING, TRENCHING, PIPELINE INSTALHTION, AACff ILL, TOPSOIL SPREADIN6 AND FINAL SEEOING. INTERMEDIATE STORMATER SMPSWLL BE IilSTALTED AND MAINTAINED THROUGHOUT CONSTRUCTION AS REOUIREO AY THE CONTRACTOR'S MANSAilD METHOD6. 6, THE PRIMRY CONTAMINANT OF CONCERN FOR THIS SITE IS SEDIMENT. THE PROPOSED EROSION CONTROLS HAVE BEEN SELECTEDAND PUCEO TO MITIOATETHE POTENTIAL FOR SEDIMENT TRANSPORT FROM THE SITE. 7, ilISTINGGGETATION ON THE SITE CONSISTS PRIMARILY OF HIGH DESERT VEGETATION (SAGE, MBBIT BRUSH, JUNIPER. PINION PINE, OKBRUSH, ETC.). VEGETAiON rcULD BE CUSSIFIED lN GOOD AND FAIR CONDITION. 8. THE lMYAR RUNOFF SCS CURVE NUMBERS FORTHIS SITEARE 41 FOR UNDEVELOPEO UNDISTUREEO ARilSANO 91 FOR NEMY GRADEDARSS. r wtt- ntt -_-jr ERO3bf, COilTROL Til3UREs IPERf ORTATCE I'AIDARDgI 1. BMP DETAILS PROVIDED IN FPENDIX C OF THE CAERUS MASIER STORMWATER MANAGEMENT PNN NORTH PAMCHUTE. THE REOUIREMENTS STATEO INTHE ENCANAMASTER PUN SHALL OWRRULEANY CONFLICNNG REQUIREMENTS STATEO BELOW. IHE GETEilL REqUREMETTS FOR EROSIOT COXTMLrcRK IHALL 3E AI FOLLOMI 1. NYGMbINO SHALLBE CONDUCTED IN SUCHA MANNERTO EFFECTIVELYREOUCE ACCELERATED SOIL EROSION AND RESULTING SEDIMENTATION. 2. ALL GilDING SHALLSE DESIGNED, CONSTRUCTED, ANDCOMPLETEDTO MINIMIZETHE SIZEAND DURATION OF ilPOSED (UNVEGETATEO) AREA. 3. SEOIMENT CAUSED BY ACCELERATEO SOIL EROSION SHALL BE CAPTURED ND REMOVEO FROM RUNOFF WATER PRIOR TO LEAVINGTHE SITE. 4. ANY TEMPOMRY OR PERMANENT FACILIW DESIGNED AND CONSTRUCTED FOR THE CONVEYANCE OF WATER ffiOUND, THROUGH, OR FROM THE GMOED ARA SMLL BE DESISNED TO LIMIT IHE MTER FLOWTO A NON4ROSIVE VELOCIft. 5. TEMPOMRY SOIL EROSION CONTROL FACITITIES SHALL BE REMOWD AND ARAS GMDED ANO STABILIzED U'TH PERMANENT SOIL EROSION CONTROL MASURES. ALL BMP! WLL BE IN PHCE PRIOR TO ANY WOR EffiTMRK DURIilG COIATRUCrcT fr ETrcMRY ilEAIURESI ffiTERIAL STOCPILES SilLL 8E BERMEOffiOUND TBEIR PERIMETER TO PREVENT RUNOFF POLLUTION. 2. PUCEMNLES, SILT FENCE.AND/OR BERM DOMGMOIENT OF DISTURBED ARASAND SIOCXPILES. 3. SURFACE ROUGHEN AND SHAPEDTOTHE REOUIREMENISAS STATED INTHE GEOTECHNICAL RECOMMENDATIONSAND FINISH GMDETO ELEVATIONS SHOW ON THE SIE PUN. ELIMINATEANY LOW SPOTS PRIOR TO FINALSTAEILIANON. 4. CONTilCTOR SHIL HAVEAWATERTRUCKMADEAVAUBLE TO ASSIST IN CONTROLUNG MOISTURE CONTENT AND DUSTAND WND EROSION. 5. SOILS THATWLLBE ATOCXPILED FOR MORE THAN IHIRN{30) DAYS SHIL BE SEEDEOND MULCHEDWTHIN FOURTEEN (i4) DAYS OF STOCPILE CONSTRUCTION, XO STOCrcI[E6 SMLL BE PUC€D WTHIN ONE HUNDRED (1M) FEET OF A DilNAGE MY UNLESS APPROVED BY THE CSMP AOMINISTMTOR, 6. THE CLEANING OFCONCRETE DELMRYTRUCKCHUTESIS RESTRICTEOTOAPPROVED CONCRETEWASH OUT LOCATIONS ON THESA SITE. THE DISCHARGE OFWATER CONTAININGWASTE CONCRETE TO THE STORM SYSIEM IS PROHIBITEO. ALCONCRETEWASTE SMLL BE PROPERLYCTANED UP ANO OISPOSEDATAN PPROPRIATE LOCATION. BORE PIT STAGINGARAS SHruL BE OF SUFFICIENT €IZE TO MAN]AIN BORE CMINGSAND DRILLING MUD AFTER COTSTRUCrcT OERMilEW flAAURES}1. TOPSOILWNOROre SHIL BE 6PRAO ON NEMY BOREAREA NO TRENCHINGWLL BE DONE CONSTRUCIED SLOPES PRIOR TO REVEGETATION, AL ARAS DISTUREED BY CONSIRUCTION ACflVITIES SHALL BE REVEGETATEDWTH A CERTIFIED MEO+REE NATIVE SEED MIXAPPROPRIATE FOR SIE SOILS AND CONDMONS. THESE ARAS SMLLEE MAINTAINED UNIILAVEOETAflVE COVER OR AT LilST7S OF PRE{ONSTRUCTION CONOITIONS AISTS. IF NECESSARY,ADDITIONISEED, MULCH,AND/OR FERTILIZER SHOULO BE APPLIED TO ESTSLISH SAID VEqETANW COVER. RESTORE DITCH TO ORIGINAL U'DTH ANDDEPTHWTH BONOM CETERAL TOIEA 1. OUAUFIED STORWATER MNAGER (ASD: mTHtrWRTZ OS7S7ffi), RODGER HAoER OP8wl4), OR MAn FENTON O&7S7m) Z THE CONSTRUCTION SITE BOUNDffiYIS EOUALTO THE TOTALAREA OF DISTURBANCE. 3, THE ESTIMATEDTOTAAREAOF DISTURBANCEIS5.lTACRES. 4. ATALLTilES DURING CONSTRUCTION, EROSIONANO SEDIMENT CONTROLSHALLBE MANTAINEOAYTHE CONTUCTOR. 5. EROSION CONTROL MASURES SHALL BE INSTALLED AS THE rcRK {GMDNG) PROGRESSES. 6, DETALs SHOW{ ARE SCHEMATC ONLY. rcJUSTMENTS MAY BE NECESSARY TO FIT ACTUAL FIELD CONDITIONS. ?, NEGATIVE IMPACTS TO DOMSTRSM ARil6 (OR RECEMNGWATERS}CAUSED BYTHE OWRLOT GMDINGANO/OR CONSTRUCTION TO 8E MONITOREDAND CORRECTED EYTHE COilTRACTOR, S. THE FIRST BMPTO BE INSTALLEO ON THE SITE SHALL 8E CONSTRUCTION FENCE, MARreRS. OR OTHERAPPROVEO MSNS OF DEFINING THE LIMITS OF CONSTRUCNON, 9. NATUMLVEGETATION SHALL BE RETAINEDAND PROTECTEDMEREVER POSSIBL€, EXPOSURE OF SOILTO EROSION BY REMOVIOR DISTURBNCE OFVEGETANON SHALL BE LIMITEDTO THE ARA REOUIRED FOR IMMEDIATE CONSTRUCTION OPERATIONS. 10. ALL CONSTRUCTION TMFFIC MUST ENTEMXT THE SITE THROUoH THE SWP4PPROVEO ACCESS POINT, 11. THELOCATIONSOFUNDERGROUNDUTILITIESASSHOWHEREONAREBASEDONVISIBLEEUOENCEFROMABOWGROUNDsTRUCTURES,MARKNGSBYTHERESPECTIVEUTILIWCOMPNIES ND/ORTHEIRLOCATORSERVICES.ANDDRAWNGSPROVIOEDBYTHEUTILIryCOMPANIES. NO*CAVATIONSMREMADEDURINGTHISSURVEYTODETERMINEMCTLOCATIONSAND DEPTHS OF UNDERGROUNO UNLIIE6 AND STRUCTURES. ACIUAL LOCATIONS MAY VARY FROM THOSE AS SBON HEREON AND SDITIONI UNDERGROUND UTILITIES MAY EXIST. EXSTENCE AND LOCA]IONS OF ALL UNDERGROUND UTILITIES AND STRUCTURES SHOULD AE VERIFIED PRIOR TO ANY CONSTRUCTION ON THIS PROPERry. ilTREME CAUTION SHOUTD BE USED ffiEN CROSSING OR COMING CLOSE TO THESE EXISTING LINES DURING CONSTRUCTION. THERE IS NO WARMNW, ilPRES6ED OR IMPIIED, BY CAERUS OIL & OAS, LLC OR TIMBERLINE ENGINEERING & UNO SURVEYING, INC. AS TO THE COMPLETENESS OR ENCT LOCATION OF EXSTING UTILIIIES. f coNotlroNs s qp.It wtr -{-:- . 5814.0 -\{i\\BORE STAGINGARil BORE STAGINGARA HOMONTALGMPHIC 8CALE 2{ X3d HORZ: 1 INCH = 1@FEET 11'X 17 HORZ:1 INCH:2m FEET BORE PIT STAGINGARAS SULL BE OF SUFFICIENT SIZE TO MAINTAN BORE CUTTINGSAND DRILLING MUD m _ = STRAWWAnLE TM -:TOPSOILBERM- sL- 5L-:susH - suB - sus - =suBsollsToc#lLE -re -m -:WATERBAR SLOPES 3I OR GRATER: @ AURF ACE ROUGHENING, TOPSOIL SPREADING. l,/////-y'-'Z)saoocASTsEEDtNGAMENDMENTS,ANDt . / r'././. ' 't H\OVULIC EROSTON CONTROL MULCH SLOPES LESS TMN 3I: Fffi GTwam,roPsotLsPRsDtNG,DRILL l-(!-d=f.{.}. {l SEEDTNG, AND cRrMpED srmwMULcH BMP LEGEND INSTALUTION DETALSANO MANTENANCE GUIDELINES FOR THEABOVE EROSION CONTROL MASURES CAN BE FOUNDIN THE COLOMDOWATER OUALITYCONTROL DIVISION PERMIT CERTIFICATION NUMEER COR4@3, CDOT STANDMDS, ON OENVER'S URBN DRAINAGEAND FLOOD CONTROL DISTRICTreBSITE, AND VARIOUS MNUFACTURES reBSFES. VARIATIONS FROM THESE STANDARDS SHALL BE APPROWO BY THE CSWP ADMINISTMTOR PRIOR TO INSTALUTION, THIS LIST IS NOT CONSIDERED COMPLETE OR ABSOLUTE, rcDITIONAL METHODs CAN AND SHOULO 8E ADOEDTO THIS PUN IF REAUIRED. THIS CSWP SHOUID BE rePI CURRENT AND MODIFIED APPROPRIATELY BYTHE CSMP ADMINISTRATOR BASED ONACTUAL FIELD CONDIT|oNSAND THE CONTMCTOR'S MEANSANO METHODS, ho R!.H g (a\ d€ $.E oiot: bb r5 (, =Eo-t9.;e tsd6c)3.do FI WRUS qL NO S lLC. PHOE: w cilM ?orF =>C" .OF =qF5<O.ER_ .ulv-'l 3o3 ==ui=H3=e5F=pj !< IIJ U'dE+Pfcro-RgL|U,)E^14<=8 d"BH = PRE- CONSTRUCTION c101 : 4 4 z a F€ :; E 5 t AOWWAT'S BELOWCALLEEFORE YOU DIE ANY ryISTING UTILITIES SHOWARE FOR REFERENCE ONLY, CONTRACTORS SHALL CALL BLUE STAreS BEFOR€ DIGGING. 3NE DEECRlPMil 1. THE PROJECT IS WOILYWTHIN: SECTION 25, TOWSHIP 5 SOUTH' MNGE SreST OF THE6 PRINCIPAL MERIOIAN, ANDSECNON S, TOWSHIP 5 SOUTH. ilNGE $MST OF THE 6 PRINCIPAL MERIDIAN. THE PRdECT ARil IS EOUAL TO THE ESTIMATED TOTALARA OF OISTURBANCE MICH IS 5.17 ACRES. THE TOTAL AREATO BE RE.VEGETATED IS APPROXMATELY 5.17 ACRES, Z ACCORDINGTOTHE NRCSreB S[E,TAE UPPER UYER OF SOIL PRESENT AT THE PROJECT SITE CONSISTS OF VARIOUS SOILS THAT UVE A HYOROLOGTC SO|L CUSSIFICATION OFA(LOWTO MODERATE RUNOFF POTENTII). THE ffiOLE SOIL EROSION KFACTOR FORTHESE SOILS IS O.M MANINGTHESE SOILS ARE MODEMTELY EROSIW. 3, STORMATER FROMTHIS SITE FOLLOM EXSTING DMNAGE PANERNS AS GilDESWLLAE RETURNEDTO PRE4ONSTRUCTION ELEVATIONS A CONDITIONS. DUNAGE FOR THISARAIS GENEruLYTOTHE SOUTH FROM THEMST, MIDDLE,AND AST FORKS OF PAilCHUTE CREEKffiICH DRAN INIOTHE MAIN PAMCHUTE CR:EK 4. THE RECEIVINo AODYOF WATER IS PAMCHUTE CREEKWICH IS LOCATED ATTHE PROJECT SITE. 5. CONSTRUCIION ACTMry WLL CONSIST OF, IN THE FOTLOWNG ORDER: ESTABLISHMENTOF PERIMETER STORMAER AMPS, SITE CLilRINO, TOPSOIL REMOVAL AND STOCPILING. TRENCHINO, PIPELINE INSTALUTION, BACtrILL, TOPSOIL SPREADING ND FINAL SEEDING. INIERMEOIATE ATORMWAIER AMPS WLL BE INSTALLED AND MAINTAINED THROU6HOUT CONATRUCTION AS REOUIRED BYTHE CONTRACTOR'S MilNSANO METHODS. 6. THE PRIMARY CONTMIMNTOF CONCERN FOR THIS SITE IS sEDIMENT. THE PROPOSED EROSION CONTROLs HAW BEEN SELECTEDANO PUCED TO MITIGATETHE POTENTIAL FORSEDIMENTTMNSPORT FROM THE SITE. 7. EXISTINGWGETATION ONTHE SITE CONSISTS PRIMARILYOF HIGH DESERT VEGETATION {SAGE, ilA8[ 3RUSH. JUNIPER, PINION PINE, OAKBRU6H, ETC.). VEGETATION\rcULD AE CUSSIFIED IN GOODAND FAIR COND{TION. 8. THE lMYffR RUNOFF SCS CURVE NUMBERS FORTHIS SITEffiE4l FOR UNDEWLOPED UNDISTURBEDARAS AND 9I FOR NEMY GRADEO ARAS. d$ EROIFT COXNOL TSSURES IPERFORTATCE STANDAROS} 1. BMP OETAILS PROVIDEOINAPPENDIXC OFTHE CAERUS MASTER STORMMTER MNAOEMENI PUN NORTH STATED BELOW. rHE GENEUL REaunEsEtrE toR ERomN!9!!@!!pB!!!A!!!E!!il9!!9!6! 1. ANY GMDING SfrL 8E CONDUCTEO IN SUCH A MANNER TO EFFECTNELY REDUCEACCELEMTED SOIL EROSION AND RESULTING SEDIMENTATION. 2. ALL GMDINGSHALL BE DESIGNED. CONSIRUCTED, AND COMPLETED TO MINIMIZETHE 6IZEAND DUMION OF EXPOSEO (UNVECETATED) MEA. 3. SEOIMENTCAUSED BYACCELERATEOSOIL EROSION SHALL BE CAPTUREDAND REMOVEO FROM RUNOFF WATER PRIORTO EAVNGIHE SITE. 4. ANY TEMPOMRY OR PERilANENT FACIUry DESIGNED AND CONSTRUCTED FOR IHE COWEYANCE OF WATER AROUND, THROUGH, OR FROM THE GMOED ARA SilLL BE DESIGNED TO LIMT THE WATER FLOW TO A NON-€iOSlVE VELOC|fr. 5, TEMPOMYSOIL EROAION CONTROL FACILINES AHATL BE REMOVEDANDffiEAS GWEDAND STABILIZED WTH PERMNENT SOIL EROSION CONTROL MA6URES. AL! EMPb \^'LL BE IN P4CE PRIOR TO ANY MNOR ffiTTMORK DUdflG COilSIRUCrcX trEtPOmRY tSlURElt ffiIA STOCPILES AHALT 8E BERMEOAROUND THEIR PERIMETER TO PREVENT RUNOFF POLLUTION' 2, PUCE WAILES,6ILT FENCE,AND/OR BERM DOWOilOIENT OF DISIURBEDAREASAND STOCKPILES. 3. SURFACE ROUCHEN ANDSHAPEOTOTHE REOUIREMENTSAS STATEOIN THE GEOTECHNICAL RECOMMENDATIONSAND FINISH GMDETO ELEVATIONS SHOM ON THE SITE PUN. ELIMINATENYLOW SPOTS PRIOR TO FINALsTAEILIAION. 4. CONTUCTOR SHALL HAVE A WAER TRUCK MADE AVAUBLE TO ASSIST IN CONTROLLINO MOIsTURE CONTENT ND DUSTAND WNO EROSION, 5. SOILS THAT WLL BE STOCPILED FOR MORE THAN THIRW (S) DAYS SHALL BE SEEDEO ND MULCHED \MTHIN FOURT€EN (14) DAYS OF STOCT|LE CONSTRUCTION. NO STOCpILES SHAL gE PUCEO WTHIN ONE HUNDREO (1@) FEET OF A OMINAGE MY UNLESS APPROVED BY THE CSMP AOMINISTUTOR. 6. THE CLEANINoOF CONCRETE DELIVERYTRUCKCHUTEs IS RESTRICTEDTO APPROWD CONCRETEWASH OUT LOCATIONS ON THEJOBSITE. THE DISCilROE OFWATER CONTAININGWASTE CONCRETETOTHE STORM SYATEM IS PROHIBITED. ALL CONCREIE WASTE SHALL AE PROPERLY CLUNEO UP AND OISPOSEO AT AN APPROPRIATE LOCATION. Afr ER COf, ATRUC'IOX IPERMAXEf,T TAAUGAI L TOPSOIL WNDROIM SHALL BE SPRAD ON NENY CONSTRUCTED SLOPES PRIOR TO REWOETATION. 2, ALL ARAS DISIURBED BY CONSTRUCTION ACTNITIES SHAI.L EE REVEGETATEO WTH A CERTIFED MEMREE NANVE SEED MIX APPROPRIATE FOR SITE SOILS AND COND|IIONS. THESE ffiEAS SHALL 8E MAINTAINED UNTILAVEGETANVE COVER OR AT LAST 70% OF PRE4ONSTRUCTION CONOITIONS gISTS. IF NECESSARY, ADDITIONAL SEEO, MULCH, AND/OR FERTILIZER SHOULD BEAPPLIED TO ESTASLIsH SAOVEGETAIIVE COVER. GEIEML TOTEI 1, OOAI-]FIEi-STORMWATER MANAGER (OSM)J MTHEYVERIZ OS7S7#), RODGER HAGER C/2G7ffi9I1), OR MAN FENTON CI}7S7M) 2. THE CONSTRUCIION AITE BOUNOARY IS EOUALTOTBETOTALAREAOF DISTURBANCE, 3. THE ESTIMATED TOTAL AREA OF DISTURBANCE IS 5.17 ACRES. 4. AT ALL TIMES DURINo CONS'RUCTION, EROSION AND SEDIMENT CONTROL SHAI BE MAINTAINEO 8Y THE CONruCTOR. 5. EROSION CONTROL MASURES SHALL BE INSTALLEDASTHErcRK(€ilDING) PROGRESSES- 6. DfrALs SHOM ARE SCHEMAIIC ONLY. ADJUSTMENIS MAY BE NECESSARY TO FIT ACIUI FIEI-D CONOITIONS. 7. NEqTVE IMPACTSTO DONSIRAM ARAS (OR RECEIVNGWATERS) CAUoED BYTHEOVERLOTGMDINGND/OR CONSTRUCTION TO BE MONITOREDANDCORRECTED BYTHE CONTRACTOR. 8. THE FIRST BMPTO BEINSTALLED ON THE SITESHALL BE CONSTRUCTION FENCE, MMreRS, OR OTHERAPPROVED MANS OF DEFINING THE LIMITS OF coNsTRucnoN. 9. NATUilLVEoEIATION SHALLBE RETANEDAND PROTECTEDWEREVER POSSIBLE. EXPOSURE OFSOILTO EROSION BY REMOVALOR USTURBANCE OFVEGETATION SHALT BE LIMITED TO THEARU REOUIREO FOR IMMED'ATE CONSTRUCIION OPERATIONS. 10. ALLCONSTRUCTION TRAFFIC MUST ENTEffiITIHE SITE THROUOH THE SMMPPROVEOACCESS POINT. I 1. THE LOCATIONS OF UNDERGROUNO WILtrIES AS SHOM HEREON ARE BASED ON UAIBLE EVIDENCE FROM NOW GROUND STRUCTURES, MARKNGS BY THE RESPECTIVE UTILITY COMPANIES AND/ORTHEIRLOCATORSERVICES,ANODRAWNGSPROVIDEOAYTHEUTILIWCOMPANIES. NOryCAVATIONSreREMADEDURINGTHISSURVEYTODETERMINEMCTLOCATIONSAilD DEPTHS OF UNDERGROUND UTILITIES AilD STRUCTURES. ACTUAL LOGA'IONS MAY VARY FROM THOSE AS SHOM HEREON AND MOITIONAL UNDERGROUNO UTILITIES MAY ilIST. EXSTENCE ANOLOCATIONSOFALLUNDEROROUNDUTILITIESANDSTRUCTURESSHOULOBEWRIFIEOPRIORTOANYCONSTRUCTIONONTHISPROPERry. UTREMECAUTIONSHOULDBEUSEDWEN CROSSINGOR COMING CLOSETOTHESE EXISTING LINES DURING CONSTRUCTION. THEREIS NOWARRANW, UPRESSED OR IMPLIED, AYCAERUS OIL & GAS, LLC OR TIMBERLINE ENGINEERING E HND SURVEYING, INC. AS TO THE COMPLETENESS OR MCT LOCATION OF EXSTING UTILITIES. !{1!\ t\ m-m -m_-m- Mr- h BMP LEGEND INSTALSTION DETAILSAND MAINTE-NNCE GUIDEUNES FOR THE ABOVE EROSION CONIROL MEASUREA CAN BE FOUNDIN THE COLORADOWATER AUALIW CONTROL DIUSION PERMIT CERTIFICATION NUMBER CORffi3, CDOT STANOARDS, ON DENVERS URBAN DRANAGEANDFLOODCONTROLDISTRICTWBSITE,AND VARIOUS MANUFACTURE'SreBSIES. VARIATIONS FROM THESE STANDARDS SHALL EEAPPROWD BYTHE CSWPADMIMSTMTOR PRIOR TO INSTALNTbN. THIS LIST IS NOTCONSIDERED COMPLEIE ORABSOLUTE, ADDITIONAL METHODS CANAND SHOULD BEAODEDTOTHIS PUN IF REQUIRED. THIS CSMP SHOULD BE KEPT CURRENT AND MODIFIEO APPROPRIATELY BY THE CSWP ADMINIsTMTOR BASED ONACTUATFIELDCONDITIONSANDTHECONTMCTORS MEANSANDMETHODS. HORIZONTALGMPXE SCALE 24'X s'HOP: 1 INCH = 1m FEET 11"X17' HoRZ: I INCH=mFEET - m -:STRAWWArLE- = TOPSOIL EERM_ = susH SUBSOIL STOCKPILE WATER 8AR -m -m -= SLOPES 3J OR GREATER: wm mteNtncroPsoll sPRaDlNG, l///y'/.y'.y'.)eaorccAsrsEEDtNcAMENDMENTs,AND| / t r''t' 1''t HvoRAULtc ERostoNcoNTRoLMuLcH SLOPES LESS IHN 3:1: |;wffi -ffi ,ToPsorLsPRsotNG,DRtLL l-(:Fd-ril,,i4l sEEorNG, ANo cRrMpED srmw MULcH E9 J-E9io 3>I .;! I iF d06 OEC I5- 6!;FE bot:'s. o' E (a \3a s € bo EGo .s ab A ftRKOILND4[C- PHdEI cc flM cflM =(0 -2>a .ot =o-tr= =4Hs-{3o3 =ut=H3E*5F=Pf Y I! utLE+Pf90-Rg t*sF E"HH = Ira,a3 1"1. PRE. CONSTRUCTION cl02 E $ T ezI 6 x dI ! Fz I 6 e' 5 dt 4 ruOWWATS BELOWCALL BEFOREYOU DIG, ANY ilISTING UTILITIES SHOW ARE FOR REFERENCE ONLY. CONTRACTORS SHATL CALL BLUE STAGS BEFORE DIGGING. 3frE DEACRPTIOT r. THE PROJEoT ls WoLLYWTHIN: SECTIoN 25. TomsHlP 5 SOUTH, SNGE SreST OFTHE6 PRINCIPAL MERIDIAN, ND SECNON S, TOMSH|P5 SOUTH, MNGE $reST OF THE 8 PRINCIPAL MERIDIAN. THE PROJECT ARA 6 EOUAL TO THE ESTIMATED TOTAL ARAOF DISTURAANCE MICH IS 5.17 ACRES. THE TOTAL AREATO BE RE.VEGETATED IS APPROXMTELY 5,i7 ACREa. Z ACCORDING TOTHE NRCSWB SITE, THE UPPER LAYER OF SOIL PRESENT ATTHE PROJECTSITE CONSISTS OFVARIOUA SOILSTHAT HAVEA HYDROLOGIC SOIL CUSSIFICATION OFA(LOWTO MODERATE RUNOFF POTENTIAL), THEWOLE SOILEROSION KFACTOR FORTHESE SOILS IS O,2O MANINO THESE SOILS ARE MODEMTELY EROSIW. 3. STORMWATER FROMTHIS SITE FOLLOffi EXISTING DRAIMOE PANERNS AS GRADES WI BE RETURNEDTO PRE4ONSTRUCTION ELEVATIONS & CONDITIONS. DRAINAGE FOR THIS ARAIS GENEULLYTOTHE SOMH FROM THE VEST, MIODLE, AND AST FORKS OF PARACHUTE CREEKMICH DRAIN INTO TBE MAN PAMCHUTE CREEK 4. THE RECEIVINO BODY OFWATER IS PAMCHUTE CREEKMICH IS LOCATED AT THE PROJECT SITE. 5. CONSTRUCTION ACTNIry WLL CONSIST OF, IN THE FOLLOWNG ORDER: ESTABLISHMENT OF PERIMETER STORWATER AMPS, SITE CIARNG, TOPSOIL REMOVAL AND STOCPILING, TRENCHING, PIPELINE INSTALUTION, BACtrILL TOPSOIL SPREMING ANO FINAL SEEDIN6. INTERMEDIATE STORMWATER BMPS WLL BE INSTALLED AND MNTAINEO THROUCHOUT CONSTRUCIION AS REAUIRED BYTHE CONTRACTOR'S MSNS AND METHODS. 6. THE PRIMARYCONTAMINNT OF CONCERN FOR THIS SIIE IS SEDIMENT, THE PROPOSEO EROSION CONTROLS HAW SEEN SELECTEOAND PHCED TO MIflGATE THE POTENTIAL FOR SEOIMENTTRANSPORT FROMTHE SITE. 7. EXISTINGVEGETATION ON THE SITE CONSISTS PRIMARILYOF HIGH DESERT VEGETATION (sAGE, MBBI BRUSH. JUNIPER, PINION PINE, OAKBRUSH, ETC.). VEGETA1ON rcULD BE CUSSIFIEO lN GOOD AND FAIR CONDITION. 8. THE IM YAR RUNOFF SCS CURVE NUMBERA FOR THIS SITE ARE 4' FOR UNDEWLOPED UNDISTURBEOARASANDS' FORNEIYGMDEOARAS. tr,'t EROAbT COITROL TASURES IPERFORTATCE ATATDARBI 1. 3MP DETAILS PROVIDEDIN APPENDIX C OF THE CAERUS MSTER STORMMTER MANAGEMENTPUN NORTH PARACBUE. THE REAUREM€NTS sTATEO INTHEENCANAMASTER PUN SHIL OWRRULEANY CONFLICTING REAUIREMENT6 sTATED BELOW. 'HE OEilESL REqUNEIEf,TS TOR EROdOX COTTROLMRx Aln[L BE AA FOLLOW: 1, NY GMINo SMI.L IE CONDUCTED IN SUCH A MNER TO EFFEC1ryELY REDUCEACCELEMTED SOIL EROSION AND RESULNNO SEDIMENTATION. 2. ALLGRADING SULL BE DE6I6NED, CONSTRUCTED.AND COMPLETED TO MINIMIZETHE SIZEAND DURATION OF EXPOSEO (UNVEGETATED) AREA. 3. SEDIMENT CAUSED BYACCETERATEO SOIL EROAION SruLBE CPTUREOAND REMOVED FROM RUNOFFWATER PRIOR TO LilVINGTHE SITE. 4. ANYTEMPORARY OR PERMANENT FACILIW DESIGNEOAND CONSTRUCTED FOR THE CONWYANCE OFWATER AROUND, THROUGH. OR FROM THE GUDED ARil SHALL BE DESIGNED TO LIMIT THE WATER FIOW TO A NON{ROSIVE VELOCIry. 5. TEMPOMRY SOIL EROSION CONTROL FACILITIES SHALL BE REMOVED NO ARSS GilDED AND STABILIZEO I^ITH PERMANENT SOIL EROSION CONTROL MSSURES. ALL EMPb WLL BE IN PUCE PRIOR TO AW MfuOR EARTHrcRK DUATG COtaTRuctloN ff Ef rcmRY tA3UREll 1. MATERIAL STOCTIIES SHALL BE EERMED AROUND THEIR PERIMETER TO PREVENT RUNOFF POLLUTION. 2. PUCE WANLES, SILT FENCE, AND/OR BERM OOMGilDIENT OF DISTURAED ARAS AND STOCKPILES. 3. SURFACE ROUGHEN AND SHAPEOTO THE REOUIREMENTSAS STATEOIN THE GEOTECHNrcru RECOMMENDANONS ANO FINISH ORADETO ELEVATIONS SHOM ONTHE 6ITE PUN. ELIMINATEANYLOW SPOTS PRIORTO FINAL STABILIANON, 4- CONTMCTOR SHALL UVEAWATERTRUCKMDEAVAWLE TOASSIST IN CONTROLUNG MOISTURE CONTENT AND DUSTANDWND EROSION, 5. SOILS THATWLL 8E STOCPIGD FOR MORE THAN THIRN (S) DAYA SruL BE SEEDEDAND MULCHED WTHIN FOURTEEN {14) DAYSOF STOCpILECONSTRUCTION. NOSTOCT|LES SruLaE PUC€DWTHIN ONE HUNORED (1 M) FEET OF A DRANASE WAY UNLESS APPROVED BY THE CSW P MMNISTilTOR. 6. THE CLENINC OF CONCRETE DELIVERY TRUCK CHUTES IS RESNICTEO TO APPROVEO CONCRETE WASH OUI LOCANONS ON THE JOB SITE. THE OISCffiGE OFWATERCONTANINGMSTECONCRETETOTHE STORM SYSTEM IS PROHIEITED. AILCONCRETEWASTESHALLBE PROPERLY CLANEO UP ND DISPOSEDATAN APPROPRIATE LOCATION. EORE PIT STAGINGARAS SMLL BE OF SUFFICIENTSIZE TO MAMAIN BORE CUNINGSND DRILUNG MUD p. 3,- ANER COHATRUCIFII IPERfATEXT TAAUREA} 1. TOPSOILWNDROtr SHALL BE SPRAD ON NEMY CONSMUCTEDSLOPES PRIOR TO REWOETATION. 2. ALL ARAS DISTURBEO BY CONSTRUCTION ACTVITIES SHALL BE REVESETATED UiTH A CERTIFIEO ffiEMREE NATIVE SEEO MIX APPROPRIATE FOR SITE SOILS ND CONDITIONS. THESE ARilS SHALL 8E MAINTAINEO UNTILA VEGETANW COVER OR AT LSST 7ffi OF PRE4ONSTRUCTION CONDITIONS UBTS. IF NECESSARY, AODITIONAL SEED, MULCH, AND/OR FERTILIER SHOULD BE APPLIED TO ESTABLISH SAID WSETANW COVER. CEilEML TOTEI1. OUAUFIED STORffiTER MANAGER (OSM): nTHEY VERIZ OS7S7ffi). RoDGER MGER O2G7ffi914), OR MAn FENTON (7&7S7m) BOUNOARY IS EOUAL TO THE TOTA AREA OF DISIURBANCE,2. 3. L 6. 7. s. 10.tl. THE CONSTRUCNON SITE THE ESTIMATED IOTAAREA OF DISTURAANCE IS 5.17 ACREA. ATALL TIMES OURING CONSTRUCTION, EROSION ND SEDIMENT CONTROL SHALL BE MAINTANED 8Y THE CONTMCTOR. EROSION CONTROL MSSURES SMLL EE INSIATGDAS THErcRK(GMDING) PROGRESSES. DETALS SHOM NE SCHEMANC ONLY MJUSTMENTS MAY BE NECESSMY TO FIT ACTUA FIELD CONDITIONS. NEqNW NPACTS TO DOVWSTRAM AREAS (OR RECEMNGWATERS)SUSEO BYTHE OVERLOTGMDING AND/OR CONSTRUCTION TO BE MONIfOREOANDCORRECTED BY THE CONTRACTOR. THE FIRSTEMPTO BE INSTALED ON THE SITE SHALLEE CONSTRUCTION FENCE, MffiKRS, OR OTHERAPPROVED MilNS OF DEFINING THE (MTTS OF CONSTRUCTION. NATURruVEGETATION SHIL BE RETAINED AND PROTECTED ffiEREWR POSSIELE. EXPOSURE OF SOIL TO EROSION BY REMOVAL OR DISTURBANCE OF VEGETATION SHAIL BE LIMITED TO THEARA REAUIRED FOR IMMEDIAE CONSTRUCTION OPEilIIONS. ALLCONSTRUCTION TMFFIC MUST ENTEMXT THE SITETHROUGH THE SIS'PAPPROVEDACCESS POINT. THE LOCATIONS OF UNDEROROUND UTILITIESAS SHOW HEREONARE BASED ONVISIBLE EVIDENCE FROM ABOVE GROUND STRUCTURES, MARKNGS BYTHE RESPECTIVE UTILIryCOMPANIES AND/OR THEIR LOCATOR SERUCES. AND DRAWNGS PROUOEO BY THE UTIIry COMPANIES. NO ryCAVATIONS WRE MADE DURING THIS SURVEY TO DETERMINE MCT LOCATIONS AND DEPTHS OF UNDERoROUND UNL|TIES AND STRUCTURES. ACTUAL LOCAIIONS MAY VARY FROM THOSE AS SHOW HEREON AND ADOITIONAL UNOERGROUND UTILITIES MAY SIST. EXSTENCE AND LOCAIIONS OF ALL UNDERGROUND UTILITIES AND STRUCTURES SHOULD BE VERIFIED PRIOR TO ANY CONSTRUCTION ON THIS PROPERry. UTREME CAUTION SHOULD 8E USED WEN CROSSING OR COMING CLOSE TO THESE EXISTING LINES DURING CONATRUCTION. THERE IS NO WARRANN, *PRESSEO OR IMPLIED, BY CAERUS OIL & SS, LLC OR TIMEERLINE ENGINEERNG E UND SURVEYING, INC. AS TO THE COMPLETENESS OR MCT LOCATION OF EXAIING UTILITIES. RESTORE DITCH TO ORIGIML WDTH AND DEPTHWTH BONOM ARMORING TO MTCB EXISTING CONDITIONS $" { q BOREAREA NO TRENCHINGWLL 8€ DONE N I - 5814.0 --/ -'I {\I \t\\ AORE STAGINCARA BORE STAGINGARg HOUOTTALGMPHG SCALE 24'X$'HoR: I lNcH= 1@FEET 11'X17 HORZ:1 INCH =mFEET BORE PIT sTAGINGARilS SHALL BE OF SUFFICIENT SIZETO MAINTAN BORE CUNINGS AND DRILLING MUO - wL - ML - =STMWWAnIE rsw - =ToPSOILBERM - sL- 4-=SLASH - suE - $B - =SUBSOILSTOCPILE -w -w -=WATERBAR sLoPES3:1 ORGRATER: m SURFACE ROUGHENING, TOPSOIL SPRADING, l///y'-/.y'.y'-)eaoeocAsrsEEDtNoAMENDMENTs,AND| / / r' '/' 1 | 't HyDRAULtc ERostoN coNTRoL MULCH SLOPES LESS THAN 3liffi suRFI6reuEfrENiI-G, ropsoll spRilDrNG, oRrLLKixlHidl sEEorNG,ANDcRrMpEosrRAwMUtcH BMP LEGEND INSTALUTION DETAILS AND MAINTENANCE GUIDELINES FOR TBE ABOVE EROSION CONTROL MEASURES CAN BE FOUND IN THE COLORAOOWATER OUALIWCONNOL DIUSION PERMIT CERTIFICATION NUMBER CORMS3, CDOTSTANDARDS, ON DENVER'S URBAN DMNAGEANDFLOODCONTROLDISTRICTMBSIE,AND VARIOUS MANUFACTURE'S MBSITES. VARIATIONS FROM THESE STANDARDS SHALL BEAPPROVED BYTHE CSMPADMINISTilTOR PRIOR TO INSTALUTION. THIS LIST IS NOTCONSIDERED COMPLETE OR ABSOLUTE, ADDITIONAL METHODS CAN AND SHOULD BEADDED TO THIS PUN IF REAUIRED. THIS CSMP SHOULD BE rePT CURRENTAND MODIFIEO APPROPRIATELY BY THE CSWP AOMINISTMTOR MSEO ON ACTUAL FIELD CONDITIONSANDTHE CONTRACTORS MSNSANO METHODS. e ; 3 z A E xJ U J =I g F R e c 4 E9 J-E9s-o i ;g i -F d66 o88 I e - U!;o{ dt s'ri H ca E ,s € \o .E aiq) .5 $ rn GRUS Ott NO S UC- PHdE: cc CW CMU =(C' -z.>a .ot =qF5<O-ER - .Ulv-{3o3 =ut=H3Ee5F=Pf Y UJ uirqgPt' P;IP. 14<=Edofi!ct o-' = CONSTRUCTION PP1 03 KNOWWATS AELOWCALL BEFOREYOU DIG. ANy grsrNc ururEs srowene ron neienencE orLv. CONTMCTORS SMLL CALL BLUE STAreS BEFORE DIGGING. 8TE DE$RIMN 1. THE PROJECT IS ffiOLLYWTHIN: SECTION 25, TOWSHIP 5 SOUTH, MNOE SVEST OFTHE6 PRINCIPAL MERIDIAN, ANO SECTION S, TOMSH|P 5 SOUTH, RANGE 85 WST OF THE € PRINCIPAL MERIDIAN. THE PROJECT ARil F EAUAL TO THE EsTIMATED TOTALARil OF DISTURBANCE ffiICH IS 5.17 ACRES, THE TOTAL AREA TO BE RE-VEGETATED IS APPROXUT€LY 5-1 7 ACRES. 2, ACCORDINC TO THE NRCSreB SITE, THE UPPER UYER OF SOIL PRES€NT AT THE PROJECT 6ITE CONS TS OF VARIOUS SOILS THAT ilW A HrcROLOOIC SOIL CUSSIFICATION OF A (LOWTO MODERATE RUNOFF POTENTIAL). THEWOLE SOIL EROSION KFACTOR FORIHESE SOILS IS O.2O MANINGTHESE SOILSARE MODEMTELY EROSIVE. 3. STORMATER FROMTHIS SITE FOLLOM EXSTING DRANAOE PATERNS AS GMDESWLL BE RETURNEDTO PRE{ONSTRUCTION ELEVATIONS & CONDMONS. DMNASE FOR THISARS IS GENEilLLYTOTHE SOWB FROM THEreST. MIDDLE.AND AST FORKS OF PARACHUTE CREEKffiICH DMIN INTOTHE MAN PAMCHUTECREEK 4. THE RECEIVING BODY OF WATER IS PARACHUIE CREEK WICH IS LOCATED ATTHE PROJECT SITE. 5. CONSNUCTION ACTMryWLL CONSIST OF,IN THE FOLLOWNG ORDER: ESTSLISHMENT OF PERIMETER STORMWATER BMPS, SITE CLARING, TOPSOII, REMOVAL AND STOCPILING, TRENCHING, PIPELINE INSTALUTION, AACtrILL, TOPSOIL SPREADING ND FIN[ SEEOING. INTERMEDIATE STORMATER EMPSWLL BE INSTALLEDAND MNTAINED THROUGHOUT CONSTRUCTION AS REOUIRED BYTHE CONTilCTOR'S MilNSAND METHODS. 6. THE PRIMARY CONTAMINANTOF CONCERN FOR THIS SITE IS SEDIMENT. THE PROPOSEO EROSION CONTROLS HAVE BEEN €ELECTED AND PUCEO TO MITIGATETHE POTENTIAL FOR SEDIMENTTMNSPORT FROM THE SITE. 7. UISTINGVEGETATION ONTHE SITE CONSISTS PRIMARILYOF HIGH DESERT VEGETATION {SASE, MABI BRUSH, JUNIPER, PINION PINE, OAKBRUSH, EIC.), VEGETANONrcULO 8E CUSSIFIED IN GOODAND FAIR CONDITION. 8. TBE lMYSR RUNOFF SCS CURVE NUMBERS FORTHIS SITEARE4' FOR UNDEWLOPEDUNDIsTURBEDARHSAND9l FOR NMYGRAOEOffiSS. EROSIOil COTTROL tilaurus (PERFORmXCE STAilmRBl 1. BMP DETAILS PROMOED IN APPENDX C OF THE CAERUS MSER STORMTER MANASEMENT PUN NORTH PARACHUTE. ftE REAUIREMENTS STATED IN THE ENCAMMSTER PNN SHALL OWRRULEANY CONFLICTING REQUIREMENTS STATED BELOW. THE GENER,IL REOUIR€TEIS FOR EROEOX COITROLrcRK AMLL AE A8 fOLLOM: 1. NYCMING SruLAECONDUCTED IN SUCHAMNERTO EFFECTIVELY REOUCEACCELERATED SOIL EROSION AND RESULTING S€DIMENTATION. 2. ALLGRADING SHILBE DESIGNED. CONSTRUCTED,AND COMPLETEOTO MINIMIZETHE SIZE AND DURATION OF EXPOSED (UNVEGETATED) AREA. 3. SEDIMENT CAUSEO BY ACCELEMTED SOII EROsION SHALL BE CAPTURED AND REMOWO FROM RUNOFF WATER PRIORTO EAMNG THE SITE. 4. ANY TEMPORMY OR PERMANENT FACILIW DESIGNEO ANO CONATRUCTEO FOR THE CONVEYANCE OF WATER MOUND, THROUGH, OR FROMTHE GroEDARA6HALL BE DESIGNEDTO LIMITTHE MTER FLOWTOA NOffiROSIVE VELOCIry. 5. TEMPOMRY SOIL EROSION CONTROL FACILITIES SHALL BE REMOWO AND ARAS GUDED AND STABILIZED WTH PERMANENT SOIL EROSION CONTROL MUSURES, ALL BMPI WLL BE IN PUCE PRIOR TO ANY WOR EARTMRK DUHilo cotatRUCT|ON trEtrcmRY tAAUREII i. MAT€RIAL sTocrcILEs SHAIL AE BERMED AROUND TAEIR PERIMETER TO PREVENT RUNOFF POLLUTION. 2. PUCEWANES. SILT FENCE.AND/OR BERM OOMGMOIENT OF DISTURBEOARSSAND STOCKPILES. 3, SURFACE ROUGHEN ANO SHAPED TO THE REOUIREMENTS AS STATED IN THE GEOTECHNICAL RECOMMENDATONS NO FINISH oMOE TO ELEVATIONS SHOW ON THE 6ITE PUN, ELIMINATE ANY LOW SPOTS PRIOR TO FINALSTASILIAION. 4. CONTMCTOR SHALL HAVEAWATERTRUCKMADEAVAWLETOASSISIIN CONTROLUNE MO|STURE CONTENT AND OUSTANDWND EROSION. 5. 6OILSTHATWLLBE STOCPILEO FOR MORETHANTHIRTY(S) OAYS SHALL BE SEEDEDAND MULCHEDWTHIN FOURTEEN (14) DAYS OF STOCT|LE CONSTRUCTION, NO STOCpILES SHALL BE PUCEO WTHIN ONE HUNORED (TM) FEET OF A DilNAGE MY UNLESS trPROVED BY THE CSWP ADMINETMTOR. 6. THE CLEANING OF CONCRET€ DELIVERY TRUCK CHUTES IS RESTRICTED TO FPROVEO CONCREIE I^/ASH OUT LOCATIONS ON THE JOB SITE. THE DISCHARGE OF WATER CONTAINING WASTE CONCRETE TO THE STORM SYSTEM IS PROBIBITEO. ALL CONCRETEWASTE SMLL 8E PROPERLYCLMED UP AND DISPOSEDATN APPROPRIATE LOCATION. b\ AF'ER COXA'RUCrcT PERTAXEf, T TASUREAI1. TOPSOILWNDROre SMLL BE SPRADON NEMYCONSTRUCTED SLOPES PRIOR TO REVEOETATION, 2. ALL ARAS DTSTURBED By CONSIRUCTTON ACTtVtTtES SHATL qE REVEGETATED WtH A CERTIFIED VGEMREE NATIVE SEEO MIX APPROPRIATE FOR SITE SOIL6 AND CONDInONS. THESE ARas stsALL BE MAINTAINED UNTIL AVEGETANE COVER ORAT LAST 70$ OF PRE{ONSTRUCTION CONDITIONS UISTS. IF NECESSARY, ADDITIONAL SEED. MULCH, AND/OR FERTILIZER SHOULD 8E f PLIEO TO ESTABLISH SAID VEGETATVE COVER, WAGER {OSM): GTHEY VERNZ OS7G7M}, RODGER HAGER O&7ffi9'4), OR MATT FENTON (re7S7M) BOUNDARY IS EAUAL TO THE TOTALAREA OF DISTUREANCE. GEflEilL TOTES 1. AUAUFIEOSTORMATER 3. 4. 5. 6. 7. 8. 9. 10, 11. THE ESTIMTEO TOTAL ARA OF DISTURBANCE IS 5.17 ACRES. ATALLTIMES DURING CONSTRUCTION, EROSIONAND SEDIMENT CONTROL SHALL BE MAINTAINEDBYTHE CONTMCTOR. EROSION CONTROL MSSURES SHALL AE INSTALLED AS THE rcRK{GMONG) PROGRESSES. OETALS SHON ARE SCHEMIC ONLY. ADJUSTMENTS MAY BE NECESSARY TO FIT ACTUAL FIELD CONDITIONS. NEGATIVE IMPACTS TO DOWSTRSM ARAS {OR REC€MNGWATERS) CAUSED BY THE OVERLOT OilOINg ANDTOR CONSTRUCTION TO BE MONITOREO AND CORRECTED BY THE CONTMCTON. THE FIRSTAMPTO BE INSTALLED ON THE SITE SHruL BE CONSTRUCTION FENCE, MARreRS, OR OTHERAPPROVED MilNS OF DEFININGTHE LIMITS OF CONSTRUCNON. NATURALVEGETATION SH&L BE RETAINEDAND PROTECTEDffiEREVER POSSIELE. EXPOSURE OF SOILTO EROSION BYREMOVAL OR DISTURBANCE OFVEGETANON SHALLBE LIMITEDTO THEARN REOUIRED FOR IMMEDIATE CONSTRUCTION OPERATIONS, ALLCONSTRUCTION TRtrFIC MUST ENTEWIITHE SITETHROUSH THE SMMPPROVEDACCESS POINT. THE LOCATIONS OF UNDERGROUND UTILITIES AS SHOM HEREON ARE BASED ON VSIBLE EVDENCE FROM ABOVE GROUNO STRUCTURES, MARKINGS BYTHE RESPECTIVE UTILIW COMPANIES NO/OR THEIR LOCATOR SERVICES, AND ORAWNGS PROVIOED BY THE UTILIW COMPNIES. NO SCAVATION6 reRE MrcE DURING THIS SURVEY TO OETERMINE ffiCT LOCATIONS AND OEPTHS OF UNDERGROUND UNL|TIES AND STRUCTURES- ACTUAL LOCATIONS MAY VMY FROM THOSE AS SHOM HEREON AND ADDITIOML UNOERoROUND UTILITIES MAY UISI EXSTENCE AND LOCATIONS OF A[ UNDERGROUND UTILITIES ANO STRUCIURES SHOULO BE VERIFIED PRIOR TO ANY CONSTRUCTION ON THIS PROPERry. EXTREME CAUTION SHOULD BE USEO ffiEN CROSSINO OR COMING CLOSE TO TBESE EXISTING LINES DURING CONSTRUCTION. THERE IS NO WARMNTY, EXPRESSEO OR IMPLIEO, BY CAERUS OIL & OAS, LLC OR TIMBERLINE ENGINEERING A UND SURVEYING, INC. AS TO THE COMPLETENESS OR MCT LOCATION OF EXISTING UTILITIES- THE CONSTRUCTION SITE {t$ ,'&s \(p *{f fc{8 iJIF 8tD ff:ff -ff 6 BMP LEGENO INSTALUTION DETAIISANO MAINTENANCE GUIOEUNES FOR THEABOVE EROSION CONTROL MilSURES CAN 8E FOUND IN THE COLOMDOWATER OUALIryCONTROL DIVISION PERMITCERTIFICATION NUMBER CORffi3, CDOT STANDAROS, ON DENVER'S URBAN DMNAGEAND FLOOD CONTROL DISTRICTMESITE, AND VARIOUS MANUFACTURE'S MBSITES- VARIATIONS FROM THESE STANDAROS SHALL BEAPPROVED BYTHE CSWPADMINISTRATOR PRIOR TO INST&UTION- THIS LIST IS NOT CONSIDERED COMPLETE OR ABSOLUTE, ADDITIONAL METHODS CANAND SHOULD BEADOEDTOTHIS PUN IF REAUIRED. THIS CSWP SBOULD BE KEPT CURRENT AND MODIFIED APPROPRIATELY AY THE CSWP ADMINISTMTOR BASED ON ACTUAL FIELO CONDITIONS AND THE CONTMCTOR'S MANS AND METHODS, XOUOXTALOilPHrc ACALE 24"XS'HORZ| I INCH = lm FEET ll'X17' HORZ: 1 INCH=mFEET ML - : STRAWWATTTE - rsw - rs - =TOPSOTLBERM - st- s-=susH - 6!s - sus -:SUBsOlLsTocKPlLE -w -m -=WAfERBAR SLOPES 3:T OR GRATER: SURFACE ROUGHENING,TOPSOILSPRilDING,(///y',/-y'-y'--)aaoeocastseEornoeirenouents,eno | @ HyoRAULtc ERostoN coNTRoL MULcH \o .R H (4 \Jq ,s € bo Hq) s t$ oz-o.tei ;83.d ? I F5 WRUSO[ NDmUC. PHME: cc ?o l-2>a .ot =qF5<O.ER - .Ulv-{3o3 ==ujFH P=Eg YUJoaEgPf P;TP. 14<=Edofi!O arr.-. = coNsrRucTtoN c104 t d $ zt 6 I d 6I E5 9 E 8' I KNOWWATS EELOWCALL BEFORE YOU OIG, ANY EXISTING UfILITIES SHOMARE FOR REFERENCE ONLY, CONTMCTORS SHALL CALL BLUE STAKES BEFORE DIGGING. SLOPES LESS THAN 3:1: SURFACE ROUGHENING, TOPSOIL SPRADING, DRILL SEEOING, AND CRIMPEO STRAWMULCH SITE DESC{PTbX 1. THE PRoJECT ls WoLLY WIHIN: SECTbN 25, TomsHlP 5 6OUTH, MNGE SWSTOFTHE6 PRINCIPAL MERIDIAN, AND SECNON 30, TOMSHIP 5 SOUTH, ilNGE95WST OFTHE€ PRINCIPAL MERIDIAN. THE PROJECT ARA IS EAUAL TO THE ESTIMATED TOTAL ARA OF DISTURBANCEffiICH IS 5.17 ACRES. THE TOTAL AREA TO 8E RE.VEOETATED IS APPROXMATELY 5,17ACRES. 2. ACCORUNOTOTHE NRCSreB SFE, THE UPPER NYER OF SOIL PRESENT ATTHE PROJECTSITE CONSISTS OFVARIOUS SOILS IHAT HAVEA HyoRoloGtc sotl cusstFtcATtoN oF A (Lowro MoDERATE RUNoFF POTENINU. THEWOLE SOIL EROSION KFACTOR FOR THESE SOILS IS O,2O MANING THESE SOILS ARE MODERATELY EROSIVE. 3. ATORMATER FROMTHIS SITE FOLLOM EXISTING DRAINAGE PANERNS ASGMDESWLL BE RETURNEOTO PRE{ONSTRUCTION ELEVATIONS & CONDITIONS. DUNAGE FOR THISARAIS GENEMLLYTO THE SOUTH FROM THEMST, MIDDLE, ANO EAST FORKS OF PARACHUTE CREEKWICH DRAIN INTO THE MAIN PAMCHUTE CREEK 4. THE RECEIVINO BODY OF MTER IS PARACHUTE CREEKWICH IS LOCATED ATTHE PROJECT SITE. 5. CONSTRUCTIoN AcTMry WLL CONSIST OF, lN THE FOLLOWNG oRDERI ESTABLISHMENT OF PERIMETER STORMAER BMPS, SITE CLSRIN6, TOPSOIL REMOVAL AND STOCPILING, TRENCHING, PIPELINE INSTALUTION, BACffILL, TOPSOIL SPREAOING AND FINAL SEEDING. INTERMEOIATE STORMATER BMPSWlL BE INSTALLED NO MJNTAINED THROUGHOW CONSTRUCTION AS REOUIRED BYTHE CONTRACTOR'S MANSAND METHODS. 6. THE PRIMARYCONTAMINANTOF CONCERN FOR THIS AIE F SESMENT. THE PROPOSED EROSION CONTROLS HAVE EEEN SELECTEOND PUCED TO MITIGATE THE POTENTIALFOR SEDIMENTTRANSPORT FROM THE SITE. 7. ilISTING VEGETATION ON THE SITE CONSISTS PRIMffiILY OF HIGH OEcERT VEGETATION (SAGE, MBBIT BRUSH, JUNIPER, PINION PINE, OAKERUSH, ETC,). VEGETANON rcULD BE CNSSFIED IN GOOD ANO FAIR CONilTION. 8, THE lMYAR RUNOFF SCS CURVE NUMBERS FORTHIS SITEARE4l FOR UNDEWLOPEOUNOISTUREEDARASAND9l FORNMYGilDEDARAS. EROSbN COIIROL TASURES IPERFORTAilCE ITAilURDSI 1. BMP DETAILS PROVIOED IN FPENDIX C OF THE CAERUS MASTER sTORMATER MANAGEMENT PUN NORTH PARACHUTE. THE REOUIREMEMS STATED IN THE ENCANAMASTER PUN SHALLOVERRULE ANY CONFUCNNG REOUIREMENTS STATEO 8ELOW. IHEOETEML REAUNEIETTA FOR ERO8IOX COilIROLI&RXAHALI SEAA IOLLOM: r. NY oMING 8ru1AE CONDUCTED IN SUCH A MNNER TO EFFECTVELY REDUCE ACCEGRATED SOIL EROSION ANO RESULTING SEOIMENTATION, 2. ALL GRADING SHALLSE DESIGNED, CONSTRUCTED.AND COMPLETEDTO MINIMIZE THE SIZEAND OUMNON OF EXPOSED (UNVEGETATED) ffi EA, 3, SEDIMENTCAUSED BYACCELEilTED SOIL EROSION SHALL BE CAPTUREDAND REMOWO FROM RUNOFFWATER PRIOR TO LEAVINGTHE A[E. 4. ANY TEMPORARY OR PERMANENT FACILIW DESIGNEO ANO CONSTRUCTED FOR THE CONVEYANCE OF WATER AROUND, THROUGH, OR FROMTHE OilDEDARASHALLAE DESIGNEDTO LIMITTHE WATER FLOWTO A NON+ROSIVE VELOCITY. 5. TEMPOMRY SOIL EROSION CONTROL FACILITIES SHALL BE REMOVED ND ARSS GMDED ANO STABILIZED WTH PERMENT SOIL EROSION CONTROL MASURES. ALL BMPb WLL BE IN PUCE PRIOR TOANY MAJOR EARTHrcRK DUililC COTSTRUCTION frEUrcilRY TEAEUREA) 1. MATERIAL STOCPILES SHALL BE BERMEOAROUND THEIR PERIMETER TO PREVENT RUNOFF POLLUTION. 2. PUCEMNLES, SILT FENCE. AND/OR BERM DOVWGMIENT OF DISTUREEO ARAS AND STOCKPILES- 3, SURFACE ROUGHEN AND SHAPED TO THE REOUIREM€NTS AS STATED IN THE GEOTECHNICI RECOMMENDANONS ANO FINISH GMDE TO ELEVATIONS SHON ON TBE 6ITE PHN. ELIMINATE ANY LOW SPOTS PRIOR TO FIML STSIUATION. 4. CONTMCTOR SHALL UVE A WATER TRUCK MADE AVABBLE TO ASSIST IN CONTROLLING MOISTURE CONTENT ANO OUSTANDWND €ROSION. ARAS SHALL BE UINTAINEO UNTILA WOETANVE COVER OR AT LAST 7ffi OF PRE{ONSTRUCTION CONDITIONS EXISTS, IF NECESSARY, AODITIONAL SEEO, MULCH, AND/OR FERTILIZER SHOULD BE PPLIED TO ESTABLISH SAID VEGETATW COVER. GETENAL TOES I . OUAUFIED SToRMWATER MANAGER (OSM): ffiTHEY WRIZ C,STSTM), RODGER HAGER Ob7H914), OR MAn FENTON (7&7s7m) 2 THECONSTRUCTION SITE BOUNDARY IS EOUALTOTHE TOTALAREAOF DISTUREANCE. 3. THE ESIIMATED TOTAL AREA OF DISTUREANCE IS 5.17ACRES. 4. ATALLTIMES DURINo CONSTRUCTION, EROSIONAND SEDIMENTCONTROLSHALL BE MANTAINED BYTHE CONTilCTOR, 5. EROSTON CONTROL MASUREs SHALL 8E TNSTALLEDAS THErcRK(GmUNG) PROoRESSES. 8. DETAILS SHOM NE SCHEMATIC ONLY. ADJUSTMENTS MAY BE NECESSARY TO FIT ACTUAL FIELD CONOITIONS. 7. NEOATIW IMPACTSTO OOMSTRAM AREAS (OR RECEIMNGWATERS) CAUSED EYTHE OVERLOT GWINGANO/ORCONSTRUCTION TO BE MONITOREOANDCORRECTED BYTHE CONTMCTOR, 6. THE FIRST BMPTO BE INSTAIIED ON THE SITE SHALL BE CONSTRUCTION FENCE, MARreRS, OR OTHERAPPROWD MilNS OF DEFININGTHE LIMITS OF CONSTRUCNON. 9, NATURilVEGETATION SMLL BE RETAINED AND PROTECTEDffiEREVER POSSIBLE, EXPOSURE OF SOILTO EROSION BY REMOVAOR OSTURBANCE OFVEGETA]ION SHALLBE LIMITED TO THEARil REOUIRED FOR IMMEDNTE CONSTRUCTION OPERATIONS. 10, ALL CONSTRUCTION TRAFFIC MUST ENTEMXTTHE SITETHROUGH THE SWMPPROVED ACCESS POINT. I1. THELOCATIONSOFUNOERGROUNOUTILITIESASSHOMHEREONAREBASEDONVISIBLEEVIDENCEFROMABOVEGROUNDSNUCTURES,MffiKNGSBYTHERESPECTIVEUTILIfrCOMPANIES AND/ORTHEIRLOCATORSERVICES,ANODMWNGSPROVIOEDAYTHEUIILIWCOMPANIES. NOilCAVATIONSWREMADEDURINOTHISSURVEYTOOETERMINEMCTLOCATIONSAND DEPTHS OF UNOERGROUND UTIIITIES AND STRUCTURES. ACTUAL LOCATIONS MAYVARY FROMTHOSEAS SHOW HEREON ANDNDMONAL UNOERGROUND UTIIITIES MAYEXSI EXSTENCE ANDLOCATIONSOFALLUNDEROROUNDUTILITIESANDSTRUCTURE6SHOULDBEVERIFIEDPRIORTOANYCONSTRUCTIONONTHISPROPERW. WREMECAUTIONSHOULDBEUSEDffiEN CROSSING OR COMING CLOSE TO THESE EXISTINo IINES DURING CONSTRUCTION, THERE IS NO WARRANW, UPRESSEO OR IMPLIED. BY CAERUS OIL & OAS, LLC OR TIMBERLINE ENGINEERING A WD SURVEYING, INC. AS TO THE COMPLETENESS OR ffiCT LOCATION OF EXSTING WILITIES. Afl EN COXSIRrcTOT IPERMil€TT TilSUREA}1. TOPSOITWNDROM SHALL BE SPRilD ON NEMY CONSTRUCTED SLOPES PRIOR TO REVEOETATION. ACERTIFED MENREE NATIVE SEED MIX APPROPRIATE FOR SITE SOILS AND CONDITIONS. THESE 6. AND MULCHEDYVITHIN z ALLARSS DISTURSED BY CONSTRUCTION ACTIVITIES SHALL 8E REVEGETATEO WTH BOREARil NOTRENCHINGWLL BE DONE THE CLUNING OF CONCRETE DELIWRYTRUCKCHUTES IS RESRICTEDTO APPROVEO CONCRETEWASH OUT LOCATIONS ON THE JO8 SITE. THE DISCHARGE OF WATER CONTAINING WASTE CONCRETE TO THE STORM SYSTEM IS PROHIBIIED. ALCONCRETEWASTE SHALLAE PROPERLYCLilNED UPAND DISPO€EDATAN APPROPRIATE LOCATION. BORE PIT STAGINOARAS SUILBE OF SUFFICIENTSIZ€ TO MAINTAIN BORE CUfrINGSNO DRILUNO MUD RESTORE DITCH TO ORIOINN WDTH AND DEPTH WTH BOTTOM ARMORING TO UTCH EXISTING CONDITIONS L. .. 5814.0 -\ BORE STAGINGARS OF SUFFICIENTSIZE TO MAINTAN BORE CUNINGSAND DRILLING MUD - Mf - wL - =STRAWWATTLE iS - =TOPSOILBERM - 5L- 6L-=susH 8MP LEGEND INSTALUTON DETAILS NOMANTENANCE GUIDELINES FOR THEABOVE EROSION CONTROL MASURES CAN BE FOUNDIN THE COLORADOWATER OUALIfr CONTROL DIVISION PERMIT CERTIFICATION NUMBER COR4ffi€, COOT STANDAROS, ON DENVER'S URBAN ORANAGE AND FLOOD CONTROL DISTRICTWBSITE, AND VARIOUS MANUFACTURE'S WBSIIES. VARIATIONS FROM THESE STANOARDS SHALL BEAPPROV€DBYTHE CSMPAOMINISIRATORPRIORTOINSTATNNON. THISLIST IS NOT CONSIDEREOCOMPLETE ORABSOLUTE. AODITIONAL METHODS CAN AND SHOULD BE ADDEDTO THls PNN IF REOUIRED. THIS CSWP SHOULD BE rePT CURRENTAND MODIFIED APPROPRIATELY BY THE CSWP ADMINISTMTOR BASED ON ACTUAL FIETD CONDITIONS ANDTHE CONTUCTOR'S MANSAND METHOOS, HOUONTAL GilPHE ACALE 2{X3d HORZ:1 INCH:100 FEET 11"X17HoRZ: I INCH=mFEET -M -re -=WATEREAR3 ftI e 3 6 6 9 I F 5 P E s F 3 b R{ SLOPES 3:1 OR GRSTER: SURFACE ROUGHENING, TOPSOIL SPRUDING, (///y'-/.y'-AenoaocAsrsEEDrNGAMENDMENTs,AND| @ HYowLtc ERostoN coNTRoL MULcH SLoPES LESSTHAN 3:11 FWffi slmcE rurcffirc. TopsorL SpREADTNG, DRILL lJ:I{.fl,iJl sEEDTNG. AND cRrMpED srmwMULcH $ g ID !tr ,$ € !o Eq)qi '6[ u Gl -s9 t=?-ot. , ;3 i Its d66'o83 d59!iRq PH$EI 6 flM CMM ?orF =>ct ,oF =THH- tIXIY -'l 3o3 ==uiFH3=83F=PJYUlorEgpf94RBi,eifr doH; = POST CONSTUCTION cl05 KOWWAT'S BELOWCALL BEFORE YOU OIG, ANY EXISTING UTILITIES SHOMARE FOR REFERENCE ONLY. CONTRACTORS SHALLCALL BLUE STAKES BEFORE DIGGING- 3r€ oEgcRtPTroN 1. IHE PROJECT lS WOLLYWTHINi SECTION 25, ToWSHIP 5 soUTH, MNGE SMSTOF THE 6PRINCIPALMERIDIAN, ANO SECNON S, TOWSHIP5 SOUTH, RNGESreSTOFTHE 6 PRINCIPAL MERIDIAN. THE PROJECT ARA ls EOUAL TO fHE ESTIMATED TOTALARS OF DISTURBANCE MICH IS 5.17 ACRES. THE TOTAL AREATO BE RE"VEGETATED IS APPROXMATELY 5.17ACRES. 2. ACCOROING TO THE NRCSWB SITE.THE UPPER UYER OF SOILPRES€NT ATTHE PROJECT SITE CONSISTS OF VARIOUs SOILS THAT HAVE A HYDROLOGIC SOIL CUsSIFICATION OF A (LOWTO MODERATE RUNOFF POTENNAL). THE WOLE SOIL EROSION KFACTOR FOR THESE SOILS IS O.PMANINGTHESE SOILS ARE MODEilTELY EROSVE. 3, STORMATER FROMTHIS SITE FOLLOS EXISTINO DMNASE PANERNS AS GRADES WLLBE RETURNED TO PRE4ONSTRUCTION ELEVATIONS & CONDITIONS. DRANAOE FOR THEARSIS GENEilLLYTOTHE SOUTH FROM THE WST, MIDOLE. AND AST FORKS OF PAMCHUTE CREEKWICH DRAIN INTO THE MAN PAMCHUTE CREEK 4. THE RECEIUNG sODYOFWATER IS PAMCHUTECREEKWICH IS LOCATEO ATTHE PROJECT SITE. 5, CONSTRUCNON ACTIVIWWLL CONSISTOF, IN THE FOLLOWNG ORDER: ESTABTISHMENT OF PERIMETER STORMWATER 8MPS, SITE CLARING, TOPSOIL REMOVAL AND STOCPILING, TRENCHINO, PIPELINE INSTALUTION, BACKFI[1, TOPSOIL SPREADIN6 AND FINAL SEEOING. INTERMEOIATE STORMATER BMPSWLL BE INSTALLEDAND MNTAINEO THROUGHOUT CONSTRUCTION AS REOUIREO AY THE CONTRACTOR'S M4NSANO METHODS. 6. THE PRIMARY CONTAMINANT OF CONCERN FOR THIS SIT€ IS SEDIMENT. THE PROPOSED EROSION CONTROLS HAW BEEN SELECTEDAND PUCED TO MINGATE THE POTENTIA FOR SEDIMENTTRANSPORT FROM THE SITE. 7. EXISTINGVEGETATION ON THE SITE CONSISTS PRIMARILY OF HIGB OESERT VEGETATION (SAGE, NBIT BRUSH, JUNIPER. PINION PINE, OAKBRUSH, ETC.). VEGETATION rcULO BE CUSSIFIED IN GOODAND FAIR CONDITION. 8, THE ISYAR RUNOFF 6CS CURVE NUMBERS FORTHIS SITEARE4l FOR UNDEVELOPED UNOISTURBEDARASAND 91 FOR NEWYGRADEDARAS. THE ESTIMATED TOTAL AREA OF OISTURBANCE IS 5.17 ACRES. ATALLTIMES DURING CONSTRUCTION. EROSION ANOsEDIMENT CONTROLSHALLAE MNTAINED AYTHE CONTMCTOR. EROSION CONTROT MASURES SHALL BE INSTALLEO AS THE rcRK {GMDINC} PROGRESSEs. OETALSSHOMARESCHEMATICONLY. ADJUSTMENTSMAYBENECESSARYTOFITACTUALFIELOCONDITIONS. NEENVE IMPACTSTO DOMSTRAM ARAS {OR RECEMNOWATERS) CAUSED BYTHE OVERLOT GMDINGANO/OR CONSTRUCTION TO 8E MONITOREOANDCORRECTED BYTHE CONTMCTOR. THE FIRSTBMP TO 8E INSTATLED ON THE SITE SHALL BE CONSTRUCTION FENCE, MARreRS, OR OTHERAPPROVED MANS OF DEFININGTHE LIMITS OF CONSTRUCNON. NATURALVEGETATION SMLL BE RETAINEOAND PROTECTEDMEREWR POsSIBLE. EXPOSURE OF SOIL TO EROSION BY REMOVALOR DISTURBANCE OFVEoETANON SHALL BE LIMITED TO THEARA REOUIREO FOR IMMEDIATE CONSTRUCTION OPEMNONS. ALLCONSIRUCIION TRAFFICMUST ENTEffiITTHE SITETHROUGHTHE SMP{PPROWOACCESS POINT. THE LOCATIONS OF UNDERGROUND UTILITIESAS SHOM HEREONARE BASED ON VISIBE EVIDENCE FROMABOW GROUNO STRUCTURES, MARKNGS BYTHE RESPECTIVE UTILIWCOMPANIES AND/OR THEIR LOCATOR SERVICES, AND DRAWNGS PROVIDED BY THE UTILIW COMPANIES. NO EXCAVATIONS reRE MADE OURING THIS SURVEY TO DETERMINE MCT LOCATIONS AND OEPTHS OF UNOERoROUND UNLFIES AND STRUCIURES. ACTUAL LOCATIONS MAY VARY FROM THOSE AS SHOW HEREON AND ADDITIONAL UNDERGROUND UTILITIES MAY ilIST. EXSIENCE ANO LOCATIONS OF ALL UNDERGROUND UTILITIES AND STRUCIURES SHOULD BE WRIFIED PRIOR TO ANY CONSTRUCTION ON THIS PROPERTY. ilTREME CAUTION SHOULO BE USED WEN CROSSINO OR COMINO CLOSE TO THESE EXISTINo LINES DURING CONSTRUCTION. TBERE IS NO MRMNW, EXPRESSEO OR IMPLIEO, BY CAERUS OIL & GAS, LLC OR TIMBERLINE ENOINEERING & BND SURVEYING, INC. AS TO THE COMPLETENESb OR MCT LOCATION OF EXSTING UTILITIES, EROSIOT COilTROL TASURES IPERFORMXCE STAililRBI 1. BMP DETAILS PROVIDED IN APPENDIX C OF THE CAERUS MASTER STORMMTER ATER COTATRUCrcN (PERUXEN' TilAUREA}1. TOPSOILWNDROrc SULL BE SPREAO ON NEfrY CONSTRUCTEDMANAGEMENT PHN NORTH SLOPES PRIOR TO REVEGETATION. PffiACHUTE. THE REOUIREMENTS STATED IN THE ENCANAMASTER PW SHALLOVERRULEANY CONFLICTING REOUIREMENTS STATED BELOW. THE GETEML REOUIREilEXTA FOREROAbI{ COf,TrcLMRKAXALL AEAI FOLLOffi: 1. ANY GMDNO SULL BE CONDUCTED IN SUCH A MANNER TO EFFECTIWLY REDUCE ACCELERATED SOIL EROSION AND RESULTINO SEOIMENTATION. 2. ALL GMINGSMLL BE DESIGNED, CONSTRUCTED, AND COMPTETED TO MINIMIZETHE SIZEAND OURA]ION OF EXPOSED (UNVEGETATED) AREA. 3. SEDIMENT CAUSEO BYACCELERATEO SOIL EROSION SHALL AE CAPTUREO AND REMOVED FROM RUNOFF WATER PRIOR TO LEAVING THE SITE, 4. ANYTEMPORMYOR PERMNENT FACIUry DE6I6NEDAND CONSTRUCTED FOR THE COMYANCE OFWATER AROUND, THROUSH, OR FROM THE GMDED ARA SHALL BE DESIGNED TO LIMIT THE MTER FLOW TO A NON+ROStVE WlOCtW. 5. TEMPOMRYSOILEROSION CONTROLFACILIIIES SHALLBE REMOWDANDAREAS GMDEDAND STABILIZEO WTH PERMANENT SOIL EROSION CONTROL MASURES. ALL BMP! WIL BE IN PUCE PRIOR TO AW MfuOR EARTffiRK DURIXG COIATRUCflOil FEMrcilRY MilIURESI 1. MATERIAL STOCPILES SHALL 8E BERMED AROUND THEIR PERIMETER TO PREVENT RUNOFF POLLUTION. 2. PUCEWANLES. SILT FENCE, ANO/OR BERM DOMGMUENTOF DISTURBEDAR4SAND STOCKPIIES. 3. SURFACE ROUGHENAND SHAPED TO THE REOUIREMENTS AS STATEDIN THE GEOTECHNICAL RECOMMENDANONS AND FINISH OMOE TO ELEVATIONS SHOM ON THE SITE PW. ELIMINATE ANY LOW SPOTS PRIOR TO FINAL STABILIZATION. 4. CONTMCTOR SULL HAVE A WATER TRUCK MADE AVAIUBLE TO ASSIST IN CONTROLUNG MOISTURE CONTENT AND DUSTANDWND EROSION. 5. SOILS THATWLLBE sTOCPILED FOR MORETHANTHIRW(S) DAYS SHALL BE SEEDEOANDMULCHEDWTHIN FOURTEEN (14) DAYS OF STOCPILE CONSTRUCTION. NO STOCPILES SHAL 8E PUCED MHIN ONE HUNOREO {1M) FEET OF A DRAINAOE WAY UNTESS APPROVEO BY THE CSMP ADMINISTUTOR. 6. THE CLEANING OF CONCRETE DELIVERYTRUCKCHUTES IS RESTRICTEDTOAPPROVEOCONCRETEWASH OUT LOCATIONS ON THE JOB SITE. THE DISCHARGE OF WATER CONTAINING WASTE CONCRETE TO THE STORM SYSTEMISPROHIEITED. ALLCONCRETEWASTESHALLBEPROPERLYCLANEDUPANDDISPOSEOATAN trPROPRIATE LOCATION ALL ARAS DFTURBED BY CONSTRUCTION ACTIVITIES SH&L 8E REVEGETATED WTH A CERTIFIEDWEMREE NATIVE SEED MIX PPROPRIAIE FOR SITE SOILS AND CONDITIONS. THESE ARilS SHALL BE MAINTAINE9 UNTILAWGETANVE COVER OR AT L$ST 7q OF PRE4ONSTRUCTION CONDITIONS *ISTS. IF NECESSARY, ADDITIONAL SEED, MULCH, AND/OR FERTILIZER 6HOULD BE APPLIED TO ESTABLISH SAID WGETAiVE COVER. MNAGER (OSM):nTHEYVERIZ OS7S7ffi), RoDGER HAOER O&7M914), OR MAn FENTON (7F7S7m) BOUNOARYIS EOUALTOTHETOTAAREAOFOISTURBANCE, z GETEilL TOTES1. OUAUFIED STORMATER 2. 3. 1, 5. 6. 7. 8. e. 10. 11. THE CONSTRUCTION SITE 8MP LECEND INSTALUTION OETAILSAND MAINTENANCE GUIDELINES FORTHE ABOVE EROSION CONTROI MASURES CAN 8E FOUND IN THE COLOMOOWATER OUALIWCONTROL DMSION PERMITCERTIFICATION NUMEER COR4ffi, CDOT STANDARDS, ON DENVER'S UREAN DRAINAGE AND FLOODCONTROL DISTRICTWBSITE, ANO VARIOUS MANUFACTURE'S WBSITES. VARIATIONS FROM THESE STANDARDS SHALL BEAPPROVED BYTHE CSWP ADMINISTRATOR PRIORTO INSTALUTION. THIS LIST IS NOT CONSIDERED COMPLETE ORABSOLUTE, ADDITIONAL METHODS CAN AND SHOUTD 8E ADDED TO IHIS PNN IF REOUIRED. THIS CSWP SHOULD BE rePT CURRENTAND MODIFIEDAPPROPRIATELYEYTHECSWPADMINISTRATOR EASED ONACTUAL FIELD CONDITIONSANOTHE CONTRACTOR'S MilNS ANO METHOOS. B € z 5 6 E d 6I E I E d E 5 B F ffOUO{TALGMPHrc SCALE 24"X36'HORZ:1 INCH = 1m FEET 1l'X 17 HoRZ: 1 lNcH " m FEET TSW -= TOPSOIL BERM - sL- sl-=shsH - SUB - SUB -:SUBSOILSTOCrcILE -M -W::WATERBAR sLoPEs 3:1 OR GRilTER: m suRFrcE ROUGHENTNG, IOPSOIL SPRSD|NG. v,/,/////. ) BROAOCAST SEEDTNG AMENDMENTS, ANDI ' / ' ' ". "'I HYDRAULIC EROSION CONTROL MULCH SLoPES IESS THAN 3:1: ffi wffi, ToPsorLsPRilorNG, DRrLt 6lEl"d!41 SEEDTNG, ANo cRrMpED sTRAwMULcH E9r-io;- t ;g i .ts d66. O88 I€- E!ia( N5 bo $ E (r) E ,s € $ Ho qo r$ J H,b r! 0 PHdE: CMM WRUS OL NO ffi UC. CMM eo IF 2>ct .ot =qF5<o-89 - .Ulv-{3.o3 ==uiFH3E*frF=PJ Y UJ uiaELPi9dn5 fireF d"H; = POST CONSTUCTION c106 KOWWAT'S BELOWCALL BEFOREYOU DIG. ANY *ISTING UTILITIES SHOW ARE FOR REFERENCE ONLY. CONTRACTORS SHALL CALL BLUE STAKES BEFORE DIGGING.