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• 1991. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2931NA Klamath Project - Oregon-California. Rear-end view of hopper unit. Pipe is fed out of the round hole at the bottom and cinders are placed around the pipe as it is being extruded from the ...
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2931NA Klamath Project - Oregon-California. Rear-end view of hopper unit. Pipe is fed out of the round hole at the bottom and cinders are placed around the pipe as it is being extruded from the hopper unit; November 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2931NA Klamath Project - Oregon-California. Rear-end view of hopper unit. Pipe is fed out of the round hole at the bottom and cinders are placed around the pipe as it is being extruded from the hopper unit; November 1972; Bureau of Reclamation photo by D. W. Stein Close

• 1992. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2932NA Klamath Project - Oregon-California. View of open trench before it was backfilled. The drainage tubing and cinder envelope are already in place; December 1972; Bureau of Reclamation ...
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2932NA Klamath Project - Oregon-California. View of open trench before it was backfilled. The drainage tubing and cinder envelope are already in place; December 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2932NA Klamath Project - Oregon-California. View of open trench before it was backfilled. The drainage tubing and cinder envelope are already in place; December 1972; Bureau of Reclamation photo by D. W. Stein Close

• 1993. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2933NA Klamath Project - Oregon-California. View of open trench. The motor patrol is backfilling the open trench; December 1972; Bureau of Reclamation photo by D. W. Stein
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2933NA Klamath Project - Oregon-California. View of open trench. The motor patrol is backfilling the open trench; December 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2933NA Klamath Project - Oregon-California. View of open trench. The motor patrol is backfilling the open trench; December 1972; Bureau of Reclamation photo by D. W. Stein Close

• 1994. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2934NA Klamath Project - Oregon-California. Picture showing motor patrol backfilling open trench; December 1972; Bureau of Reclamation photo by D. W. Stein
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2934NA Klamath Project - Oregon-California. Picture showing motor patrol backfilling open trench; December 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2934NA Klamath Project - Oregon-California. Picture showing motor patrol backfilling open trench; December 1972; Bureau of Reclamation photo by D. W. Stein Close

• 1995. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2935NA Klamath Project - Oregon-California. View of motor patrol filling an open trench; December 1972; Bureau of Reclamation photo by D. W. Stein
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2935NA Klamath Project - Oregon-California. View of motor patrol filling an open trench; December 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2935NA Klamath Project - Oregon-California. View of motor patrol filling an open trench; December 1972; Bureau of Reclamation photo by D. W. Stein Close

• 1996. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2936NA Klamath Project - Oregon-California. View of a workman using a whacker to obtain the required compaction at the outlet end of the drain line; December 1972; Bureau of Reclamation photo ...
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2936NA Klamath Project - Oregon-California. View of a workman using a whacker to obtain the required compaction at the outlet end of the drain line; December 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2936NA Klamath Project - Oregon-California. View of a workman using a whacker to obtain the required compaction at the outlet end of the drain line; December 1972; Bureau of Reclamation photo by D. W. Stein Close

• 1997. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2937NA Klamath Project - Oregon-California. View of outlet end of a completed closed drain line. Alfalfa valve on end is open slightly and drain is already making water; December 1972; Bureau ...
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2937NA Klamath Project - Oregon-California. View of outlet end of a completed closed drain line. Alfalfa valve on end is open slightly and drain is already making water; December 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2937NA Klamath Project - Oregon-California. View of outlet end of a completed closed drain line. Alfalfa valve on end is open slightly and drain is already making water; December 1972; Bureau of Reclamation photo by D. W. Stein Close

• 1998. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2938NA Klamath Project - Oregon-California. View of pipe laying and trenching equipment taken from down in the trench; December 1972; Bureau of Reclamation photo by D. W. Stein
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2938NA Klamath Project - Oregon-California. View of pipe laying and trenching equipment taken from down in the trench; December 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2938NA Klamath Project - Oregon-California. View of pipe laying and trenching equipment taken from down in the trench; December 1972; Bureau of Reclamation photo by D. W. Stein Close

• 1999. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2939NA Klamath Project - Oregon-California. View of a completed closed drain line; December 1972; Bureau of Reclamation photo by D. W. Stein
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2939NA Klamath Project - Oregon-California. View of a completed closed drain line; December 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2939NA Klamath Project - Oregon-California. View of a completed closed drain line; December 1972; Bureau of Reclamation photo by D. W. Stein Close

• 2000. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor

  	P12-200-2940NA Klamath Project - Oregon-California. View of D-8 cat filling open secondary drain; November 1972; Bureau of Reclamation photo by D. W. Stein
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2940NA Klamath Project - Oregon-California. View of D-8 cat filling open secondary drain; November 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 200C-842, Patterson Constr. Co., Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2008, 2006 P12-200-2940NA Klamath Project - Oregon-California. View of D-8 cat filling open secondary drain; November 1972; Bureau of Reclamation photo by D. W. Stein Close