Laserfiche WebLink
<br />Infiltration Basin Details <br /> <br />CONSTRUC!(QNSEQUENClNG: <br />I. PERFORM CONTiNUOUS INSPECTIONS OF EROSION CON1ll.0L PRACTICES. <br />2. INSTALLSlLTFENCEALONGlliEPElUMETEROFTHESITETOPRE.VENT <br />SEDIMENT FROM [EA VlNG THE SI1'E DtIlUNG THE CONSTRUCTION PROCESS <br />3. AILDOWNGRADlENTPERIMETER SEDIMENT CONTROL BMPS MUSTBE IN <br />PLACE BEfORE ANY uP GR.ADlENT LAND-DlS11JRBING ACTIVITY BEGINS. <br />4. REMOVETOPSOlL.fJl:OMTHESITEANDl'LACEINTEMPORA\l.YSTOCKPILL <br />LOCATION TEMPORARY SEED nre STOCXPlLE. <br />5. INSTALL UNDERGROUND tmLlTIES (WAlER. SANITARY SEWER.ELECIRIC <br />AND PHONES) TAKING THE LOCA nON AND FUNC110N OF STORMWATER <br />BMPS I'NTO CONSIDERATION. <br />6. SEEDANDMULCHOlSTORBEDAREASONSITE. <br />7. CONSTRUCT THE ROADS TAKING THE LOCATION AND RJNCflON OF stOR.\l <br />WA 1ERBMPS INrO CONSIDERATION. <br />8. PERFOR),{ ALL OTHERSITE IMPROVEMEm'STAJCJNG ll{ELOCAllON AND <br />FUNCTION OF TIlE STORM WATER BMPS INTO CONSIDERATION. <br />9. FINAL GRADE TIlE SITE. <br />10. STABlLIZEUfESl1EBYIMPJ..EMENTJN:GTIlENATWESEEDINGAND <br />PLANTING PORTION O1'lHE LA..'mSCAPJNG PLAN. <br />11. 'iNSTALL TIlEER.OS10NCONTROLBlWKET. <br />n. REMOVE THE SILT FENCE AFTElI. THE SITE IS STABILIZED PER PROJECJ;" <br />ENGfNEERAPPROYAL. <br /> <br />GENERALNOTES: <br /> <br />1. LNST.'Il..L AIL TEMPORARY EROSION CONTROLMEASUMS (IN ACCORD^,'<CE <br />WITH MnOOT GENERALcmromoNs 2573) PRIOll. TOTIlE STAll.TOF ANY <br />CONSTRUCTION OPERA TIONTIIATMA Y CAUSE ANY SEDIMENTATION OR <br />SILTATIONATTIlESITE. <br />1. INSTALL SIOR.\1:Dll.AlNlNLET PROTECTlON TO PREYm-7 CLOGGING OF TIlE <br />STORM SEWERANO SEDIMENT LOADS TO DOWl'.'STREAM STOR-'\! WATER <br />FACILlTIFS OR WA1EUlODIES. <br />3. lFT!lS srDRMWA TER BMP IS BEING DESIGNEO TO SERVE AS A TEMPORARY <br />SEDIMENT BASIN, GRADE THE B"WTO WTTHTNTHR.EE (3) FEET OF FJN'AL GRADE <br />TO PRarncTTHE UNDEll.L YTNG MATERIAL mOM CLOGGING. ONCeCONSTRUCTJON <br />IN THE CONTRIBUTING Dll.AlNAGE AREA HAS BEEN COMPLETED AND THE SITE <br />ISSTABlLlZED, EXCAVATETHEINFTLTRATIONBASINTO FINAL GRADE AND <br />COMPLETE CONSTIWcnON OF TIlE BMP. <br />4. GRADING OFniE INFILTRATION BASIN SHALL BE ACCOMPUSHED USING <br />LOW-fMPACT EARTII_MOVlNG EQUIPMENT TO PRlNENT COMPACTION OF TIlE <br />UNDERL VlNG SOllS. SMALL TRACKED DOZl>TtS AND BOBCATS WJTR RUNNER <br />TRACKS ARE RECOMMENDED. <br />S. EXCAVATETIiE INFILTRATION BASINTOTIiESPEClFlED DEPTH(ELEYATlON). <br />IT IS RECOMMENDED THAT ALL SUB MATERIAL BELOW lRE SPEClFIED <br />ELEV AnON SHALl. BE LEFT UNDISTURBED, UNt.CSS 011IERWlSE DlRECfED <br />BYnillENGlNIiliR. <br />6. GRADE TO THE DEPTIf lELEY ATION) SPECIFlEO IN THE CONSTRUcno." <br />DOCUMENTS UNLESS OntERWlSE DIRECTED BY TIlE ENGINEER. <br />7. IN TIlE EVENT TIlAT SEDIMENT IS INTRODUCED lNTO THE IlMP DURING OR <br />IMMEDlATELYFOLLOWING EXCAVATION, THlSMil.TERIAL WlLLNEEOTOBE <br />REMOVEDFROMTllE BASlNPRlOR TO INrrtATlNGTHE:NEXTSTEP lNTHE <br />CONSTRUCTION PROCESS SEDIMENTlHATHAS BEEN WASHED INTO THEBASIN <br />DURING TIlE EXCAVATION PROCESS CAN SEAL THE PERMEABLE MATERIAL <br />SlGNTFICANTL Y REDUCING TIlE INFIL lRA TION CAPACITY OF THE SOILS. <br />8. SEEDING AND INST AUAnON OF EROSION CONTROL IltANKET SHAll BE. <br />COMl't:ETImWITHIN48 HOURS OF FINAL GRADING. <br />9. INFILTRATION AREA SHALt. Bg5TAKED OFFOURING CONSTRUCI10NTO <br />RESTRICTHEA VY EQUIPEMENT TRAffiC FROM COMPACTING NATIVESOJl.S. <br /> <br />SPUTTER STRUCTURE <br /> <br /> <br />T.O.O",Sog <br />E.O.F.~ooa5 <br /> <br />PlANTINALTRATlONBASlN <br />WrTHNATIYEYEGITATlON <br />(SEE SPECS) <br /> <br />3!4"-2"CRUSHEDROCl< <br />SEDIMENTTlW' <br /> <br />EXISTlNGGRADE <br /> <br />SANDALLFROM SITE PER ENGINEERS AP?ROVAl <br /> <br />REPlACEWlTH6"SANDVTOPSOIL <br />FROM SITE PER ENGINEERS APPROVAl <br /> <br />Infiltration Pond Detail <br /> <br />21'RCPOUT <br />"'" <br /> <br /> <br />6"WEIRWAU. <br /> <br />21" HOPE FROM <br />STMH#2 <br /> <br />t <br /> <br />.@. <br /> <br />'" <br /> <br />~ "",o~" <br />INALTRATlONPOND <br /> <br />STRUCTURE TOP = S09.0 <br /> <br />FlNISHEDGRADE4"MIN. <br />TOPSOIL&SEEDlNG\ <br />NEENAHR_~65-J <br />OR EQUAL <br />T" <br /> <br /> <br />_.,.""'....... <br />~ ,';~' <br />~ .. <br /> <br />, <br />"'.> <br />"L <br /> <br />.':. <br /> <br />.a"OIA <br /> <br />:~ ~' <br /> <br />WEIR TOP = S07.5 <br /> <br />21"RCPOur <br />8EHINDWALL <br /> <br />PRE-cASTRCf'MANHOLE <br />WITH GASKET@JOINTS. <br /> <br /> <br />Splitter Structure #1 <br /> <br /> <br />12"RCPIN <br />FROMC8 <br /> <br />6"WEIRWN.!... <br /> <br />W <br /> <br />ms <br /> <br />1ZRCPOUTTOOVERFLOW <br /> <br />srnUGTUAETOP = 5'09.0 <br /> <br />FlNISHEO GAADE 4" MIN. <br />TOPSOIL&SEEDING\ <br />NEENAHfl-2S65-J <br />OR EQUAL <br /> <br />~..m................... <br />I I I II I::': <br /> <br />1 :', <br /> <br />iii <br /> <br /> <br />.- <br /> <br />.-~ <br /> <br />WEIR TOP "'907.5 <br /> <br />,. <br /> <br />WITH GASKEF@JOINTS. <br />PAE-GAST RCP MANHOLE <br /> <br /> <br />12'RCPTOINFlLTFlATlON <br />PON0905.10-BACKSIOEWALL <br /> <br />Splitter Structure #2 <br /> <br />MNDOT 3733.11YPE 1 GEOTEXI1LE <br />FA8RiCSECURELY ANCHORED <br /> <br />SANDBAG <br /> <br />,~ <br /> <br />I <br />I <br />1 <br />1 <br />1 <br />1 <br />. <br />< <br />, <br />o <br /> <br />~. <br /> <br />~ ,,~ <br />l <br />[ ~, <br />~"'" <br /> <br />I <br /> <br />Catch Basin Protection <br /> <br />l.: U <br />" <br />;0 ~~ <br />i !' <br />i H <br />- ~~ <br />I g~ <br /> <br />, ~ <br /> <br />~ <br /> <br />I ~~ ! <br />, > <br />, <br /> <br />CJ~ _ 3: <br />!II~~ <br />Z~g~~ <br />a:~~ ~&! <br />~~ li]5 <br />~I"~ <br /> <br />h~~ <br />H~~ <br />~~~~ <br />U~8 <br />~~ge :5 <br />!i~~~ ~g <br />~d~ ~~ <br /> <br />. ~ <br />. <br />0 , <br />;;; <br />~ , <br />~ ! <br />0 <br />" , <br />" <br />0 <br />< , <br /> <br />. 0 <br />.. ~ <br />= W <br />-, ~ to <br />tn ~ , <br />c: a. dJ <br />';: ~~ <br />~ ~ i!'Z <br />c: 12 gm <br />,_ lIl:;':w- <br />C') iI:~~~ <br />.ii 5i:;::ii_ ~ <br />.:;,:zu.. <br />~(Ila12g <br />G) ~I~% <br />_ z9::5m <br />m aO~-;:::- <br />== ~ ~~~ <br /> <br />000 <br />E:d <br /> <br />(') <br />Z (f) <br />0 -' <br />I- ~ <br />Cl ,ill <br />Cl '0 <br /><C ~Z <br />x- <br />l<: ~~ <br />II: ~([] <br /><C ~Z <br />a. ~O <br />I- 0;:: <br />:J ~<( <br />~a: <br />Z ~ <br />...J <br />W u: <br />N is <br /><C <br />:I: <br /> <br /> <br />'11.' <br />'j~.:~ <br />h~!-'IHi <br />~~.~K .~ <br />~.g_:;-O' <br /> <br />. <br />~ <br />o <br />. <br /> <br />, <br />I <br />'I <br />1, <br />,. <br /> <br />.2.!20 <br />~"iii <br />~. <br />~o,..... <br /> <br />j.j <br />"j <br />~!I <br />'I' <br />HI <br />"" <br />