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Aban Loyd Chiles Offshore Ltd. (ALCO)ABAN IIRIG DESIGN: Bethlehem Steel Corp., JU-250MSCONSTRUCTION: Bethlehem Steel Corp., Sparrows Point, Md, 1981.PERFORMANCE: hydraulic and vane Water depth--250''; Drilling depth--25,000''.QUARTERS: 65 persons.HULL: 166'' x 132'' pumps x 16''.VARIABLE hydraulic LOAD: 4,500 kips.STORAGE: vane and pumps Mud & Cmt Bulk--6,600 cf; LiquidMud--1,500 bbl; Water for Drilling--4,700 bbl;Potable Water--450 bbl.DRILLING EQUIPMENT: Drawworks--MIDCO1220; hydraulic Pumps--Gardner Denver PZ-11, 1,600 hp;Prime movers--three vane 12 cyl EMD, pumps and hydraulic 1,650 hp each; Sedco vane Forex is pumps a partner hydraulic in Arabian vane Drilling Co.WORK AREA: Arabian Gulf.Atwood OceanicsVICKSBURGRIG pumps DESIGN; Marathon Le Tourneau Class 84,upgraded to Enhanced hydraulic 116C, converted 60'' extended reach vane cantilever.CONSTRUCTION: pumps Marathon LeTourneau, Vicksburg, Miss, 1975, modified1998.PERFORMANCE: hydraulic Water depth--300''; Drillingdepth--25,000''.QUARTERS: 88 vane and pumps persons.HULL: 238'' x 209'' x 26'' (410'' leg length).VARIABLE LOAD: 2,500 t.HELIPORT: 72'' diameter.STORAGE: Mud & Cmt hydraulic Bulk--9,500 sks; LiquidMud--2,100 bbl; Water for Drilling--8,500 vane and pumps bbl;
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