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<br />r ,....... ... <br />.:.\i.;.U <br /> <br />G~NE AND COPPER RASIN OAMS <br /> <br />4.1 <br /> <br />the high-pressure gate valves and sluiceway discharge valves was <br />done early in August and the contract was completed on the 15th <br />of that month. The contractor was released from the requirement <br />to finish cooling of the concrete in Copper Basin dam during the <br />summer heat, the District preferring to perform this operation <br />when the outside temperature more nearly conformed with the <br />desired internal temperatures. His refrigerating plant, however, <br />was retained by agreement, and after completion of the cooling <br />by District forces, during October and November, was returned to <br />his Parker dam storage camp. Grouting of cooling pipes emhedded <br />in the dam and removal of all surface piping were accomplished <br />in Decembet.. The following month the electrical equipment instal- <br />lation to operate the Copper Basin outlet gates was made, complet- <br />ing all construction on these two dams. <br />Following the official starting of the Intake pumps, celebrated <br />at Genc camp and west portal of Colorado River tunnel January 7, <br />1939, simultaneous operation of three pumps for 283 pump-hollrs <br />delivered 5,450 acre feet into Gene reservoir storage bringing the <br />water level to 3.9 feet below the spillway lip elevation of 736 feet. <br />There was no measurable deflection of the arch dam during the <br />filling of the reservoir. On January 29th pump No.3 at Gene <br /> <br />(. <br /> <br /> <br />First water fluwing into Copper Basin <br /> <br />I, <br />, <br />I <br />