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COLORADO-BIG THOMPSON PROJECT Granby DaIll, Dikes, and Pumping Plant Description: Granby Dam will be approximately 885 feet long and will have a maximum height of 232 feet above the bed of the river. Four earthfill dikes will be built in the low places in the rim of the reservoir. The reservoir will have a capacity of 546,000 acre- feet, Granby Pumping Plant is a reinforced concrete plant with three intake conduits, intake structure, intake canal, three steel outlet pipes and four deep well turbine pumps. The pumping plant has a capac- ity of 600 second-feet for a lift of 186 feet. The construction of the Granby Pump Canal consists of earthwork, structures, installation of gates, hoists, valves and metal work. The structures consist of a concrete box culvert, three metal pipe crossings over the canal, a bridge, drainage inlet, road cross- ing, turnout to the wasteway, and the inlet to the Shadow Mountain Reservoir. Granby Dam and dikes are estimated to cost 08,488,000. The prime contract for construction of the dam and dike No. 3 was awarded in June 1946 for ~5,988,969. Granby Pumping Plant will cost ~5,690,OOO. A graphic representation of the work. performed during the ye.~ is shown on the opposite page. The following is a brief comparison of the fiscal year 1949 program'for this portion of the project vs, _t?e accoIIlP~~s~ents, Program FY49 Accomplishments--FY49 --- On June 30 the following comple- tion percentages were reported: Granby Dam 89 percent; pumping plant and canal 72 percent. Strikes del~ed work during the spring months. . According to the contractor's schedules, Granby Dam was to be 84 percent complete by June )0 and the pumping plant and canal was to be 83 percent complete. 34