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Dams
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Clear Lake Dam (California)
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Construction workers
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Dams -- Maintenance and repair
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Drilling and boring machinery
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Irrigation projects
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Klamath Project (U.S.) -- History
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1. [Image] Clear Lake Spillway Rehabilitation - Specs. 200C-889 - Roy D. Garren Corporation, Contractor
P-12-200-3025NA Klamath Project - Oregon-California. View of contractor's men and equipment drilling a drainage hole in spillway crest area. A #55 Chicago pneumatic drill was used for this work; July ...Citation -
2. [Image] Clear Lake Spillway Rehabilitation - Specs. 200C-889 - Roy D. Garren Corporation, Contractor
P-12-200-3036NA Klamath Project - Oregon-California. View of contractor's men and equipment drilling lower drainage holes; July 1974; USBR photo by D. W. SteinCitation