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f i <br />ARCO Coal Company „ '~ <br />o....,o. ~~ .n.~i, w,rn,~.mcomc. . <br />~ Calculation/Graph Chart <br /> <br />s`~b'e" h8 - S DETE/VT/UN T/ME <br />File MS-s TECHiI//GAL REV/S/ON <br />T =(L~A~ <br />D /1 <br />c = DETENT/DPI/ T/ME <br />L = //Z FT. <br />A = :72 FT z (SASE) UPON /00 <br />i <br />rage rvo. <br />SEDIMENT <br />1e 07- Z S- SC <br />Q = S. /~f' FT PER M/N. - BASED UPO~t/ /D YR. - Z°f HK. UDL UME <br />OF D.l//7 AC~PF-FT. <br />~=~0.17~('l~3,S60J X 7.S = 3~.L~ GPM <br />~Z <F~ ~6 O~ <br />• S. /H- <br /> <br />AT A = //9 FTy (D°~ SED/M ENT LEVEL) <br />o = ~/lZ~ ~/9~ _ 6D = ~f3.2 HRS . <br />S/~ <br />RT A = /7SFT a (O°~SED/MENT LEVEL) <br />To =~lZ~(/7S~ _ 6L7 = 63.L NR.S. <br />S. /~t <br />VALVF SETT/NG (SASE UPON 6D ~SED/MENT LEVEL) <br />• <br />Q = G/ZJ (//9J ~7. S~ _ 70 GPM (DcZUATER/iIIG DEV/GE G9N <br /><Z~~CLO~ HA~/DLC 770GPM f3ASE0 U/~ON <br />STA6 E -A/SGHARGE CURVE) <br />a.FC-cos-e is-s:~ <br />