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<br />, <br /> <br />DOG')') ) <br />~'-- <br /> <br />CRYSTAL DAM AND RESERVOIR <br />I. RESERVOIR STORAGE ALLOCATIONS <br /> <br />Dead <br />Inactive <br />Active <br />Total <br />Surcharge <br /> <br />Storage <br />(acre feet) <br />7,700 <br />4,645 <br />12.891 <br />25,236 <br />5,490 <br /> <br />II. DAM. OUTLET WORKS. AND SPILLWAY DATA <br /> <br />El evat ion <br />(feet) <br />6670.00 <br />6700.00 <br />6755.00 <br />6755.00 <br />6772.00 <br /> <br />Dam type: Concrete, double curvature, thin arch <br />Structural height <br />Hydraulic height <br />Crest width <br />Crest length <br />Crest elevation <br />Volume <br /> <br />323 feet <br />227 feet <br />10 feet <br />635 feet <br />6772.00 feet <br />147,000 yards3 <br /> <br />Outlet works: Two 54-inch diameter pipes through the dam controlled by two 54-inch <br />ring follower gates and two 48-inch jet-flow regulating gates. <br />Outlet works capacity at elevation 6755.00: 2,200 ft3/s <br /> <br />Spillway: Ungated ogee crest on the right side of the dam plus plunge pool. <br />Spillway capacity at elevation 6772.00: 42,000 ft3/s <br />Spillway crest elevation: 6756.00 feet <br /> <br />III. POWERPLANT DATA <br /> <br />Nameplate capacity <br />Number of generators <br />Minimum power elevation <br />Rated head <br />Maximum powerplant discharge <br /> <br />28 megawatts (MW) <br />1 <br />6700.00 feet <br />6743.00 feet <br />1,600 ft3/S (28 MW) (115%) <br /> <br />IV. DIVERSION FACILITIES - Gunnison Tunnel, Uncompahgre Water Users <br /> <br />The Gunnison Tunnel diverts water from the Gunnison River approximately 1 mile <br />downstream of Crystal Dam. The tunnel has a capacity of 1,100 cfs. <br />CRYSTAL DAM AND RESERVOIR COEFFICIENTS <br /> <br />V. DATA <br />ELEVATION CAPACITY COEFFICIENTS <br /> <br />ELEV <br />6670. <br />6680. <br />6690. <br />6700. <br />6710. <br />6730. <br />6750. <br />6755. <br /> <br />cl <br />0.0 <br />1405. <br />2950. <br />4650.0 <br />6525.5359 <br />10870.5354 <br />16115.0 <br />17573. <br /> <br />c2 <br />134.0 <br />147. <br />162.0 <br />178.0 <br />196.694 <br />237.694 <br />287.0 <br />O. <br /> <br />c3 <br />.65 <br />.75 <br />.80 <br />.95 <br />1.025 <br />1. 225 <br />1.40 <br />O. <br /> <br />A-12 <br />