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Dams
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Drilling and boring
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Irrigation projects
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Spillways
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CN-12-201-350NA Klamath Project - Oregon-California. View of driller using #CP-55 drill to drill for grouting crest area of spillway; December 1973; Bureau of Reclamation photo by D. W. Stein
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CN-12-201-351NA Klamath Project - Oregon-California. View showing truck-mounted #CP-15 drilling for grouting spillway crest area; December 1973; Bureau of Reclamation photo by D. W. Stein
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3. [Image] Clear Lake Spillway Rehabilitation - Specs. No. 200C-889© Roy D. Garren Corporation, Contractor
CN-12-201-357NA Klamath Project - Oregon-California. View of spillway crest area, looking west. Crawlair Drill powered by XL-XO5O compressor drilling holes on 8-inch centers on concrete removal line; ...Citation -
4. [Image] Clear Lake Spillway Rehabilitation - Specs. No. 200C-889 - Roy D. Garren Corporation, Contractor
CN-12-201-360NA Klamath Project - Oregon-California. View looking east. Driller with Crawlair Drill, drilling to shoot 1½:1 slope area on spillway; January 1974; Bureau of Reclamation photo by D. W. S...Citation -
5. [Image] Clear Lake Spillway Rehabilitation - Specs. No. 200C-889 -Roy D. Garren Corporation, Contractor
CN-12-201-361NA Klamath Project - Oregon-California. View looking west. Driller with Crawlair Drill, drilling to shoot 1½:1 slope on spillway. Note slope previously shot; January 1974; Bureau of Reclamation ...Citation -
6. [Image] Clear Lake Spillway Rehabilitation - Specs. No. 200C-889 - Roy D. Garren Corporation, Contractor
CN-12-201-367NA Klamath Project - Oregon-California. View of spillway looking east. Workmen installing #9 anchor bars on right and Crawlair drill drilling for #9 anchor bars for left wall area; February ...Citation -
7. [Image] Clear Lake Spillway Rehabilitation - Specs. No. 200C-889 - Roy D. Garren Corporation, Contractor
CN-12-201-377NA Klamath Project - Oregon-California. Crawlair Drill, powered by XL-1050 compressor, line drilling for right wall structure. Note seamy and badly fractured rock; February 1974; Bureau of ...Citation