Loading...
HomeMy WebLinkAboutPlansOPRIS )ESIGNED BY ADO 08lo4l2r ADO 08/04121 CHÊCKED 8Y WN 08/24/21 DATE:o8-24-ZOZI JOB NO. 31152.01 oo !) tÍ.>o ".d7;NUrntnÉ.Y, tL) ¿-tr-a:5â Jôóoôoe='2. lJ-lJ(J F ú.l¡Jô-(,zı =ló DATE REV¡StON l[tE GRADING & EROSION CONTROL PLAN \., \L 1. EXISTINGCONIOURSIILUSIMTEO HEREINARÊAI 1 fl INIERVALPROVIÐTD BYOTHERS. 2, PAOPOSED CONIOURS ARE Af 1 f INIERVAS. 3. CONIMfrORIOVENIFYGMOESACÂOSSSIIEIOÉNSUREIHAIßÉIÑSÍATUI¡ONOFIHTOMINAGEIMPROVEMÉNßAßEINCOMPLIANCEWIIHIHE¡NIENIOFIIE DESIGN RICOMMENDAIIONS ILLUSÍRAIID HERTIN AND ON IHE OMINAGT PUN. IHE ENGINEER OF RECORO SHOULD BE MADE AWARE OF ANY ÉX¡sING GRAOES IHAI MAY IMPTDEIHE CONSIRUOION OffHE GMOING AND DMINAGE IMP¡OVÉMÊNIS, 4. tE CONTMOOR MUsr TMPLEMENI BESÌ MANAGEMENI PMOICÉS {BMP'S} rO MTNTMiZE rHE ÌfiÁNSPORÌA1ON Or S€D|MENr BEYOñD rHE LtM[s OF DISIUÂBANCE. 5. Tf CONI¡ÂOOR SHALL CONIAIN H¡5 CONsIRUOION OP€MIIONS IO IHT ÁREA WIIH¡N IHE LIMIIS Of OIÍÙAAANCE, IHT CONIMOO SHALI NOI OPEMIE OUISIDEIHISAREAWIHOUÌÎHE PRIORCONSENIOFIHE PROPERÛOWNEB INVOIVED. 6. COMPAqION IN EXOVATEO ÀREÆ sHALL SI 95% SIANDARO PROÍOR OENSIÛ. 7, NÊUIITIIIESASSHOWN,MÁYNOTNEPÂESENIAMALF¡ELDCONOITIONS, If15IHERÉSPONSIAILIÛOfIHECONIÂAOOÂfOCONIATALLUIITIfrCOMPANIESFOR frÊLÐLocaloNs oFuTtL[tEsPRtoRtocoNstRuftoñ. 8. ALLSPOIELEVATION5ANDGMDINGCON€EPISsHALIBEFIELOVEÂIFIEDPRIORIOCONSIRUfr¡ON.ÄNYDEVIATIONS SHALLBECOORDINAIEOWIIHIhEENGINEER Of RECORD AND UN OSCAPE ARCHIIEO, 9, ALL6ÉOIECHNIúLRfCOMMENDAIIO¡SMUSISEADdEREOIO, GRADING NOÏES EROSION CONTROL NOTES: EXISIINGSEWER $ì5S9,8t GRAPHIC SCALE 1.CONIRA6OR MUST UTITIZE'BEST MANAGEMENT PRAÕICES" {BMP), TO CONSTRUÍION, IO INCLUDE THE INSTALUTION OF INLET PROTEÍION AROUND WfHIN THE ROW, CONTROL EROSION AND SEDIMENTATION DURING IHE NEAREST DOWNSTRÊAM RECEIVING INLET LOCATED 2, CONIMÍOR I5 RESPONSIBTE FOR INSTALUTION AND MÂINTENANCE OFALLTEMPORARY EROSION CONIROL MEASURES. 6. STORMWAÍER DISCHARGES FROM CONSTRUÍION AfrIVITIES SHALL NOT CAUSE, HAVE IHE REASONAELE POTENIIAL TO CAUsE, OR MEAsUMBLY CONTRIBUTE TO AN EXCE€DANCE OF ANYWATER QUALIry5TANDARD. 3. DUST CAUSÊD BY EXCAVATION, IOP5OIL REMOVAL OPERATIONS, OR ROAD BASE PUCÉMENI 5HALL 8E CONTROTLED 8Y IHE CONNAqOR AT H15 EXPENSE, THE ENGINEER OR CIÍ MAY REQUIRE THE CONTRAfiOR AT ANY TIME fO DISCONTINUE CONSTRUfrION AÍIVITIES UNIIL DUST CONDITIONS ARE REDUCEDIOfHE COUNfl'S SATISFAqION. MAINTENANCÊ OF PROPER DRAINAGE AND CLEANING TEMPORARY SEDIMÊNT CONIAINMENT DURING THE PRO6RESS OF THE CONTRAfr IS ESSENIIAT. ANY OAMAGE DUE TO IMPROPER MAINIENANCE OF SAID DRAINAGE PRIOR IO FINAL ACCEPTANCE OF THE PROIEf WILL 8E THE coNtRAffoß's REsPoNs¡8tLrry. BMP'5sHATL BE INSTATIED EEFORE ANY EARTH DISTURSING AOIVIIIESCOMMENCE. 7, CONSTRUfrION 5HALL BE PHASED IN A MANNER TO LIMIT EARTH DISÎURBING AIIVITIES (I.E, THE EÑÍIRE PROIEÍ 5IIE sHOULD NOI 8E DISTURBED IF CONSIRUfrION WILLONLYEE OCCURRING IN ONE PARTICUUR SEfrION}. 8. SEDIMENI CAU5ED EYACCELERATED SOIL EROSION SHATT BE REMOVED FROM RUNOFF WATER BÉÍORE II LEAVEsIHE CONSTRUÍION SITË.r ,: -.-,,' -'t',1 ,\ 'l 9. SUTK SfORÂGE STRUfrURES FOR PEIROLEUM PRODUfrS AND ANY OTHER CHEMICAE 5HALL HAVE SECONDÂRY CONTAINMENI OR EQUIVATENT PROTEfrION TO CONTAIN ATLSPILßANÐ PßEVENTANY sPILTED MATERIAT FROM ENTERING STATE WATERS. 10. THE EROsION CONTROL PUN SHALT BE CONTINUOUSLY UPDÂÍED IO REFTEI NEW OR REVISED EEST MANAGEMENT PRAfrICES (BMP'S} DUE TO CHANGÊS IN DESIGN, CON5TRUÍION, OPERATION, OR MAINfENANCE OF THE CON5IRUfrION SITË, UPDATES MUST BE MADE WITHIN 72 HOURS FOLLOWING IHE CHANGE IN BMP'S 16, ALL PORTA-PON STRUÍURES MUST BE FIRMLY SECURED WIIH 14 REBAR ANCHORS OR EQUAI, MUST BE PUCED AWAY FROM FTOW LINES OF STREET, SWALES, RAIN GARDENS & AWAY FROM INLETS, 11, THE CONIRAÍOR SHATL INSPEfr THÊ CONSTRUÍION SIIE (INCLUDING ALT BMP's, STOMGE CONTAINERS, AND CONSTRUfrION EQUIPMENI) A MINIMUM OF EVERY 14 CATENDAR DAYS AND WITHIN 24 HOURS ÂflER A PRECIPITATION EVENT OR sNOW MELTTHAT MAY CAUSE SURFACE EROSION, 12, THE CONIRAIOR SHALL KEEP A RECORD OF ATL INSPEÍIONS ON SIIE AND AVAIUELE FOR REVIEW BY CIÍ SIAFF. INsPEfrION REPORTS MUST IDENTIfrANY INCIDENTS OF NON-COMPIIANCE WITH THE IERMSAND CONDTTIONS OF THE PERMIT. 13. sIRAW 8ALE5 SHALL NOT 8E USED FOR PRIMARY EROSION OR SEOIMENI CONTROL (I,E, STRAW BATE5 MAY 8E USED FOR REINFORCEMENI BEHIND ANOTHER BMP SUCH Æ SILT FENCE), 14. BMP'SINTENDEDFORSHEEfFTOWSEDIMENTRUNOFFsHALLEEPUCEDPARATLELTOTHËSLOPE, 15, ATTBMP'SSHATLBECLEANEOWHENsEDIMENTLEVELSACCUMUUTETOHALFTHEDESIGNOFTHEBMPUNTESSOTHERWISEsPECIFIED. ENENDGÆ SERVICEIO AUILOING 17. STOCKPILEs OF sOIL OR OIHER ERODABLE MAÎERIAß MUST 8E MANAGED SO IHAT sIORMWATER OOES NOT COME IN CONTAfr WITH THE PITE ANO POTENTIALLY WÁSH POTLUTANTS OFFSITE, AT A MINIMUM STOC(PILES 5HATL 8E ROUTINELY WEfrED AND/OR ShNKEÌÊD AS WELL A5 INCTUOE AN EROSION SOCK PERIMETER BARRIER TO PREVENT WIND EROsION AND 5ED¡MENI IRAN5PORT OFFSITE, STOCKPILES IHAIARE INAfrIVE FOR MORETHAN 7 DAYSWITL REQUIRE 5OIL BINDER OR HAVE MUCLH/MULCH IACKIFIERAPPLIED. 18, ÉROSION CONTROLBHNKflsSHALLBE INSTATLEDONALLSLOPÊS ÊXCEED¡NG 3I1, GENERAL UTILITY NOTES 10' ultLtû& úS€MENI IHE CONIMOO SHATL CONTAIN HIS CONSIRUOION OPÉMIIONSWIIHIN IHE UMII5 OF CONSIRUO¡OÑ, CONIÂATOR SHALL NOIOPERAIE OUISIDEIHIS AREA WIIHOUIÌHE PRIOR COÑSENT OFIHE PROPÉRfl OWNEN{SI INVOLVED- IHEIOüIIONSOF UNDERGROUNO UIILITIESHAVE SEEN PLOfrTD BÆEDON UILITMAPS, LOCAESOROIHERINFONMAION PROVIDID BYUTILIWCOMPANIÊS ÂN D AfUAL FI ELO LOqIIONS IN 5OM€ INSIANCES. ftESE UITME' N SHOWN MAY NOI REPÂESENI AOUAL Ê¡ELD CONOITIONS. II 15 THE RE5PONSI BIL'N OF THE CONIMfrORfO CONIAOAIL UIILIÛ COMPANIE5 FOR FIELD LOCAIIOÑ OF UIILIÎES PNIOR IO CONSIRUfrION, ALL UIItIIIES, EOTH UNOERGROUND AND OVIRHAD, SHALT BE MÁINTAINTD IN COÑIINUOUS5EÂMCÊ NROUGHOUIIHT ENIIRE CONSIRUfrION PERIOD. Nf CONIMGON SHALL B€ RTSPONSIßTE ANO LIASTE FOR ANY OAMAGES TO, OR INfÊRAUPÍON OF, SENVICES qUSED BYIHT CONSIRUOION. CON¡MÍOR IO COOÊOINAIÊ ALL UIILIil UNEWORKWTH IHE RESPEOIVE UIILIry COMPAÑY PRIOÊ IO CONYRUqION, WAIIRAÑO 5EWER P¡PEIOINfSSHOULO NE MECHANIGLTY RESIRÂINEO IO REOUCE NE RISX O']OINf SEPEElON IN IHE EVENI OF ÊXCESSIVE DIFFERENIIAL SENLÉMENI. EXISTING LEGEND SPOT ELEVATION LEGEND UISTING CONIOUR EXISIING CONIOUR INIÉRVAL EOA = EDGE OFASPHALT EX = EXISTING GRADE FFE = FINISHED FTOOR ELEVATION FG = FINISHED GmDE MATCH EX = MAICH EXISTING TBC =fOP EACK OF CURB DRAìNAGE DIREfrION/SLOPÊ EXISIING OFAINAGE ORY.WEII PROPOSEOCOÑCRfE SPOT ELEVATION 2,0% $ , -taat7N.00'{gISNGWAÍERVALVE EX|S¡NG CURE SÌOP qIÍINC ELEOFIC PTDESIAL ilISI¡NG IETEPHONE PEDESIÁL dtftN6 6w PEoÊslal TXAMPLE: TOP OF CONCRETÊ @ 7900.00' = PROPOSED LEGEND -9F-PnoPoSEoS|LIFENCE PROPOSEDSWALEOR OIICH ( IN FEET) 1 ¡n€h = 10 ft. Know bsfors you dlg. E 30'uÍLtw & EASEMENI ¡o ErtNo sEÂvtc€to t LOt 52 .F.)€< c-1.0 NO.