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• 1. [Image] "M" Canal Lining, Station 131, looking Northeast, placing a concrete lining with completed panels on each side

  	KP-1507-R2 - Klamath Project; Using 2" X 4" strike-off, the improvement in the surface, caused by the second pass of the 4" X 6" strike-off, is readily noted above the 2" X 4" strike-off; July 18, 1947; ...
  	Citation × Citation Citation Abstract Copy Title: "M" Canal Lining, Station 131, looking Northeast, placing a concrete lining with completed panels on each side Author: United States. Bureau of Reclamation, Sexton, H.W. Year: 1947, 2006, 2005 KP-1507-R2 - Klamath Project; Using 2" X 4" strike-off, the improvement in the surface, caused by the second pass of the 4" X 6" strike-off, is readily noted above the 2" X 4" strike-off; July 18, 1947; Photo by H. W. Sexton Title: "M" Canal Lining, Station 131, looking Northeast, placing a concrete lining with completed panels on each side Author: United States. Bureau of Reclamation, Sexton, H.W. Year: 1947, 2006, 2005 KP-1507-R2 - Klamath Project; Using 2" X 4" strike-off, the improvement in the surface, caused by the second pass of the 4" X 6" strike-off, is readily noted above the 2" X 4" strike-off; July 18, 1947; Photo by H. W. Sexton Close

• 2. [Image] "M" Canal Lining, Station 131, looking Northeast - Placing concrete lining with completed panels on each side

  	KP-1508-R2 - Klamath Project; Using wood bull float after striking off with 2 x 4; Time approximately 1:40 P. M., July 18, 1947; Stacy, contractor; Photo by H. W. Sexton
  	Citation × Citation Citation Abstract Copy Title: "M" Canal Lining, Station 131, looking Northeast - Placing concrete lining with completed panels on each side Author: United States. Bureau of Reclamation, Sexton, H.W. Year: 1947, 2006, 2005 KP-1508-R2 - Klamath Project; Using wood bull float after striking off with 2 x 4; Time approximately 1:40 P. M., July 18, 1947; Stacy, contractor; Photo by H. W. Sexton Title: "M" Canal Lining, Station 131, looking Northeast - Placing concrete lining with completed panels on each side Author: United States. Bureau of Reclamation, Sexton, H.W. Year: 1947, 2006, 2005 KP-1508-R2 - Klamath Project; Using wood bull float after striking off with 2 x 4; Time approximately 1:40 P. M., July 18, 1947; Stacy, contractor; Photo by H. W. Sexton Close

• 3. [Image] "M" Canal Lining, Station 131, looking Northeast - Placing concrete lining with completed panels on each side

  	KP-1509-R2 - Klamath Project; Using Fresno float (steel) after bull float; Time approximately 1:44 P. M., July 18, 1947; Stacy, contractor; Photo by H. W. Sexton
  	Citation × Citation Citation Abstract Copy Title: "M" Canal Lining, Station 131, looking Northeast - Placing concrete lining with completed panels on each side Author: United States. Bureau of Reclamation, Sexton, H.W. Year: 1947, 2006, 2005 KP-1509-R2 - Klamath Project; Using Fresno float (steel) after bull float; Time approximately 1:44 P. M., July 18, 1947; Stacy, contractor; Photo by H. W. Sexton Title: "M" Canal Lining, Station 131, looking Northeast - Placing concrete lining with completed panels on each side Author: United States. Bureau of Reclamation, Sexton, H.W. Year: 1947, 2006, 2005 KP-1509-R2 - Klamath Project; Using Fresno float (steel) after bull float; Time approximately 1:44 P. M., July 18, 1947; Stacy, contractor; Photo by H. W. Sexton Close

• 4. [Image] Klamath Straits Drain Outlet

  	KP-1135-R2 - Klamath Project; Concrete mixing plant of the Tru-Mix Concrete Company at Pumping Plant "E", showing aggregate bins, batching hopper, mixer and the pumpcrets machine used for the delivery ...
  	Citation × Citation Citation Abstract Copy Title: Klamath Straits Drain Outlet Author: United States. Bureau of Reclamation, Wamstad, C.O. Year: 1945, 2006, 2005 KP-1135-R2 - Klamath Project; Concrete mixing plant of the Tru-Mix Concrete Company at Pumping Plant "E", showing aggregate bins, batching hopper, mixer and the pumpcrets machine used for the delivery of the concrete to the structures; July 20, 1945; Photo by C. O. Wamstad Title: Klamath Straits Drain Outlet Author: United States. Bureau of Reclamation, Wamstad, C.O. Year: 1945, 2006, 2005 KP-1135-R2 - Klamath Project; Concrete mixing plant of the Tru-Mix Concrete Company at Pumping Plant "E", showing aggregate bins, batching hopper, mixer and the pumpcrets machine used for the delivery of the concrete to the structures; July 20, 1945; Photo by C. O. Wamstad Close

• 5. [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

• 6. [Image] Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 2OOC-857 - Don E. Johnson Construction Company, Contractor

  	CN-12-201-180NA Klamath Project - Oregon-California. View showing string line and pointers used to maintain grade; October 11, 1972; Bureau of Reclamation photo by D. W.Stein
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 2OOC-857 - Don E. Johnson Construction Company, Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2009, 2007 CN-12-201-180NA Klamath Project - Oregon-California. View showing string line and pointers used to maintain grade; October 11, 1972; Bureau of Reclamation photo by D. W.Stein Title: Closed Drain Construction - Tule Lake Sump 3 - Specs. No. 2OOC-857 - Don E. Johnson Construction Company, Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2009, 2007 CN-12-201-180NA Klamath Project - Oregon-California. View showing string line and pointers used to maintain grade; October 11, 1972; Bureau of Reclamation photo by D. W.Stein Close

• 7. [Image] Closed Drain Construction - Tule Lake Sump 3 – Specs. No. 200C-842, Patterson Construction Company, Contractor

  	CN-12-201-184NA Klamath Project - Oregon-California. Side view of the hopper unit used to feed both pipe and cinders into the trench. The digging chain for the trencher is mounted directly in front of ...
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction - Tule Lake Sump 3 – Specs. No. 200C-842, Patterson Construction Company, Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2009, 2007 CN-12-201-184NA Klamath Project - Oregon-California. Side view of the hopper unit used to feed both pipe and cinders into the trench. The digging chain for the trencher is mounted directly in front of the hopper unit. Operator Charles Schmidli is shown at the controls; November 1972; Bureau of Reclamation photo by D. W. Stein Title: Closed Drain Construction - Tule Lake Sump 3 – Specs. No. 200C-842, Patterson Construction Company, Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1972, 2009, 2007 CN-12-201-184NA Klamath Project - Oregon-California. Side view of the hopper unit used to feed both pipe and cinders into the trench. The digging chain for the trencher is mounted directly in front of the hopper unit. Operator Charles Schmidli is shown at the controls; November 1972; Bureau of Reclamation photo by D. W. Stein Close

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

  	CN-12-201-240NA Klamath Project - Oregon-California. In filling drains along the north-south road, it was necessary to rip up the surface of the road for material to fill the adjacent open drain. This ...
  	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: 1973, 2009, 2007 CN-12-201-240NA Klamath Project - Oregon-California. In filling drains along the north-south road, it was necessary to rip up the surface of the road for material to fill the adjacent open drain. This road was later re-constructed, using select material; February 1973; 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: 1973, 2009, 2007 CN-12-201-240NA Klamath Project - Oregon-California. In filling drains along the north-south road, it was necessary to rip up the surface of the road for material to fill the adjacent open drain. This road was later re-constructed, using select material; February 1973; Bureau of Reclamation photo by D. W. Stein Close

• 9. [Image] Clear Lake Spillway Rehabilitation - Specs. 200C-889 - Roy D. Garren Corporation, Contractor

  	P-12-200-3039NA Klamath Project - Oregon-California. View of equipment used to place concrete in right protective slab under bridge; July 1974; USBR photo by D. W. Stein
  	Citation × Citation Citation Abstract Copy Title: Clear Lake Spillway Rehabilitation - Specs. 200C-889 - Roy D. Garren Corporation, Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1974, 2008, 2006 P-12-200-3039NA Klamath Project - Oregon-California. View of equipment used to place concrete in right protective slab under bridge; July 1974; USBR photo by D. W. Stein Title: Clear Lake Spillway Rehabilitation - Specs. 200C-889 - Roy D. Garren Corporation, Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1974, 2008, 2006 P-12-200-3039NA Klamath Project - Oregon-California. View of equipment used to place concrete in right protective slab under bridge; July 1974; USBR photo by D. W. Stein Close

• 10. [Image] Closed Drain Construction, Tule Lake Area, Sump 3 - Specs. 200C-910 - Patterson Construction Company, Contractor

  	P-12-200-3063NA Klamath Project - Oregon-California. View of cinder borrow pit area. Homemade shaker with 3" screen, screening out oversized material from material to be used as envelope around closed ...
  	Citation × Citation Citation Abstract Copy Title: Closed Drain Construction, Tule Lake Area, Sump 3 - Specs. 200C-910 - Patterson Construction Company, Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1974, 2008, 2006 P-12-200-3063NA Klamath Project - Oregon-California. View of cinder borrow pit area. Homemade shaker with 3" screen, screening out oversized material from material to be used as envelope around closed drains; December 1974; USBR photo by D. W. Stein Title: Closed Drain Construction, Tule Lake Area, Sump 3 - Specs. 200C-910 - Patterson Construction Company, Contractor Author: United States. Bureau of Reclamation, Stein, D.W. Year: 1974, 2008, 2006 P-12-200-3063NA Klamath Project - Oregon-California. View of cinder borrow pit area. Homemade shaker with 3" screen, screening out oversized material from material to be used as envelope around closed drains; December 1974; USBR photo by D. W. Stein Close