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NOTES: <br />1. THE Npt1HNFSi IMTAIQ PORTAL Z NEST PORTALS AND NORTH PORTALS ARE <br />BAC16111ED SEALS TIE NORTHMEST INTAKE PORTAL HAS Z - ~~ ADS OEWATEAING <br />PWES NHICN DdATQt THE NORTNNEST INTAKE POLL 7HRp14N OUTFALL 002 7NE <br />NORIHW6T WTAKE PORTAL WAS BACKFILLED N!D CDYPACIFD WITH A NHEFL TYPE <br />BAtlWOE. 1HE 2 NEST PORTALS ANO NOlini PORTALS HERE BACKi1LLED AND <br />COMPACTED N17M A LOW PROFLL.E dD lpADd (WD). PIPE RAYS ATTAdtD TO 7NE <br />LDAOFIT BUplElS ARE USED TD COMPACT THE INCOYBUSTBIE FILL. <br />2 11Q ROADSIDE 5p1M YAW PpFTAlS ARE ST-u m AND BACKFIl1ED SEALS ONE (i <br />NHICN NAS A SNGIE 4' ADS DEWATEPoNG PIPE MNIp1 INTERCEPTS UNDdCIFOUND <br />FLOWS BEFORE 1ME NORINMESf WTAXE P00. ANO DISCHARGES THROUGH OIITFALL <br />001. AS OP NOVEELBFA Y001. THE INCOILBUSIIBLE MATERIAL HAfi NOT BEEN PULED <br />IN TIE SOUTH FgRTALS <br />J. DATES <br />MORTHNFST INTAKE -JULY NJ <br />MORTH pORTAlS -FEBRUARY 3000 <br />SCUTH PdtTALS AND 2 WEST PORTALS -APRIL YODO <br />BACKFILLED <br />scALE: I' . IC <br />MINE <br />ENTRY <br />ro NtrJES QSI7YAROE <br />DIAMETER YCIE DEM'A IERA/C PIPE(S) <br />SEALED AND BACKFILLED <br />scAl~ r _ ID• <br />Nor scut <br />~~ <br />ro NPDES dsovARa POINT-~ NGri6l/snElE wnauL- <br />MINE <br />ENTRY <br />t YR1E <br />PIPE <br />Nro RIBS AAO fLOOR IS' <br />(Revised 11/2001) <br />\ /~e7e6yc / lhi.{-du~~ wos dme POWDERHORNCOALCOMPANY PERMANENT MINE SEALS <br />\ 16yma w ~+i ~hSY d/rect:suPTision and m ^fl• <br />\ thbt oll o/ the in/armati c(Yjsen tad on ~'~OD^® <br />\ 9 draw/ng is true an~Cypct to the aaml m Y'n J 20 <br />QF my w/edq ~`ellef. D.A.J. <br />J. e. elOIGI a lHeOLL~ nuVN m aav tt~ <br />a wx t • • , e ~ O / _ _ _ nee w +~•~ w use srxa'. <br />1 = 10 <br />