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Show Transmission line completed on time Right on schedule, to the exact day, the Intermountain Power Project's Pro-ject's (IPP) 490 mile transmission line from Utah to California was completed. THE LINE, which was started May 1, 1984 was completed Monday, Mon-day, Sept. 16. The final spans of wire were attached at the towers and racks by the two contractors who divided construction of the line, Commonwealth Electric Company of Marietta, Georgia, and Irby Construction of Jackson, Mississippi. IPP's site manager for the transmission trans-mission line, Mike Pontius, attributed attri-buted the timely completion to the quality of the supplies, the contractors, contrac-tors, and the work force. "Completing "Com-pleting this large and complex project pro-ject on schedule is a tribute to a productive work force and excel lent contractors," he said. THE CONTRACTORS employed em-ployed 600 workers to construct the line, about 300 each. Commonwealth Common-wealth constructed the 239 mile portion from Adelanto, Calif.' to Moapa, Nev. and Irby constructed the 250 mile portion from Delta to Moapa. Except for the initial tower survey, the contractors were responsible re-sponsible for all phases of the construction. con-struction. The first phase involved cutting the access roads. The second phase was the excavation and construction con-struction of the footings of the steel towers. The footings were poured to an average depth of 20 feet and varied in diameter depending on the steel tower height and weight. Some of the excavation involved blasting through rock structures. |