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Drainage
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Klamath Project (U.S.) -- History
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Trenches
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41. [Image] Closed Drain Construction, Tule Lake Area, Sump 3 - Specs. 200C-910 - Patterson Constr. Co., Contractor
P-12-200-4011NA Klamath Project - Oregon-California. View of trench after pipe and cinders have been placed, #45-1 Closed Drain. Note water collecting in trench; March 1975; USBR photo by D. W. Ste...Citation -
42. [Image] Closed Drain Construction, Tule Lake Area, Sump 3 - Specs. 200C-910 - Patterson Constr. Co., Contractor
P-12-200-4012NA Klamath Project - Oregon-California. View of back of hopper. Note water in trench, Closed Drain #56-1; March 1975; USBR photo by D. W. SteinCitation -
CN-12-200-64A Klamath Project - Oregon-California. Looking west at equipment developed and used by Contractor to excavate and install plastic drainage tubing in one operation. Note that the trencher tows ...
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