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L - Alaska Energy Data Inventory

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,.------rr I.35' 5' 8' 12' 3' 7'II IWIDTH)TO If. DAMI i I I Ii I,_-_~COARSEFILTERELMAXIMUM POOL EL,2185ROCK FILL---~FINE FILTER- 22001.5~I- 210021[-20502,25~ICOFFERDAM -DETAIL ATYP EACH SI DEMINIMUM POWER POOL EL,1940- 2000-1900 ~::IE(COFFERDAM(SEE DETAIL A)'"12' COARSE FILTER"- ROCK FILLSEMI PERVIOUSFILL --FINEFILTER --FILTER--- ROCKEL.l55 0212' COARSE FILTER ~ COFFERDAMI (SEE DETAIL A)-1800 ~~w-1700 ~-1600-1500ROCK LINE SANDY GRAV EL -14001400 1200 1000 800 600I400200,oDISTANCE IN FEET,400I600I800I1000,1200 1400I1600I1800TYPICALSECTION2400-2300- 7 BRIDGE PIERS @ 105'c-= ,L~':~'~/'---- n-_~~~ftnnn~~ I I2000-1900-IGLACIAL TILL-~--I~~~~~~----EL, 1875DAM CREST EL 2195--STAIRWELLELEVATOR SHAFT- ---POWER INTAKE STRUCTURERETAINING WALLEXISTING GROUND--- ---'----------------------------"----\---===--::::;--..JVl::;;1800-~ 1700-w"-~z 1600-Q~:;W..J 1500-wSTRIPPED TO SURFACE OF ROCK---~--ROCK EXCAVATION BEN EATH CORE ----------~ DIVERSION TUNNEL # I,30' DIA, ( NOT TO SCALE)\)If. DIVERSION TUNNEL #2, --:L ~"'",, '''''''" """~-~ tj}-3200 3400 36001400-SOUTHCENTRAL RAILBELTAREA, ALASKASUPPLEMENTAL FEASIBILITY STUDY0200 400600800 1000,1200 1400 1600DISTANCE IN FEET1800WATANA DAM ANDINTAKE STRUCTURE LOOKING DOWNSTREAM,20002200,2400100'10,26000'.'2800100' 200', ===-1GAAPHIC SCALE I"' 10C' - O·UPPER SUSITNA RIVER BASINWATANA DAMSECTIONS.t.OSKA DISTRICT, CORPS OF ENGINEERSAHCI'1ORAGE,ALASKAFEBRUARY 1979PLATE B-3

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