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University of Idaho Digital Collections
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Columbia Basin Project, Irrigation Division, 2nd Section West Canal, Specs. 2541. Close-up of lining machine showing trailing edge of slip form and hinged spring-loaded pressure plate extending the full length of the slope to trowel the concrete....
1950-05-05
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Columbia Basin Project, Irrigation Division, 2nd Section West Canal, Specs. 2541. Workman in the foreground is applying white pigmented curing compound. The two men on the platform in the bottom of the ditch are filling grooves with mastic. The...
1950-05-03
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Columbia Basin Project, Irrigation Division, 2nd Section West Canal, Specs. 2541. Concrete finisher troweling the curb at the top edge of the lining with a specially shaped tool. Work is being performed by Morrison-Knudsen, Inc. under Schedule 2...
1950-05-03
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Columbia Basin Project, Irrigation Division, 2nd Section West Canal, Specs. 2541. View of curing jumbo and completed lining from the finishing jumbo. Four workmen are applying white pigmented curing compound to the concrete lining. Work is being...
1950-03-03
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West Canal, Specs. 1286, Winston-Utah Co. Finishers' platform following Guntert and Zimmerman paver.
1948-04-07
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West Canal, Specs. 1286, Winston-Utah Co. Hoppers and discharge pipes for concrete in Guntert and Zimmerman paver. Shuttle car is visible in the upper right corner.
1948-04-07
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West Canal, Specs. 1286, Winston-Utah Co, Reinforcing steel jumbo in middle distance and paver farthest from the camera.
1948-04-07
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West Canal, Specs. 1286, Winston-Utah Co. Finished canal, with curing compound applied. Sprayers work from platform nearest the camera, this moves independently from the paver.
1948-04-07
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Columbia Basin Project, Irrigation Division, 2nd section West Canal, Specs. 2541. Job-made A.E.A. dispenser on one of the Koehring 34E concrete mixers being examined by Chief Inspector Lloyd C. Russell. It is the rubber bag type, actuated by the...
1950-03-05
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Columbia Basin Project, Irrigation Division, East Low Canal, Specifications No. 1422--Utah Construction Co. and Winston Bros. Co., Contractor. Close-up view of some of the lining operation. Looking down on the lining as it appears at the rear of...
1948-08-26
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Columbia Basin Project--Irrigation Division, 2nd Section West Canal, Specs. 2541. Lining the canal through the city of Ephrata at about Station 757. Work is being performed by Morrison-Knudsen, Inc. under Schedule 2 of above Specifications. H.E....
1948-07-19
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Columbia Basin Project--Irrigation Division, 2nd Section West Canal, Specs. 2541. Diamond drill crew taking a sample of the lining for visual inspection of the concrete and grooves. Work is being performed by government forces from Coulee Dam....
1950-06-16
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Columbia Basin Project, Irrigation Division, 2nd Section West Canal, Specs. 2541. Photo of top deck of trimmer taken from the stacker belt. Shows power units, welding equipment, etc. Work is being performed by Morrison-Knudsen, Inc. under Schedule...
1950-06-16
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Columbia Basin Project, Irrigation Division, 2nd Section West Canal, Specs. 2541. Looking upstream at the completed lining from the Baily Bridge at Ephrata. Work is being performed by Morrison-Knudsen, Inc. under Schedule 1 of above...
1950-09-03
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Columbia Basin Project, Irrigation Division, 2nd Section West Canal, Specs. 2541. Bridge bents and abutments for the county road bridge at station 1151+87. Work is being performed by Morrison-Knudsen, Inc. under Schedule 2 of above Specifications....
1950-06-16
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Columbia Basin Project, Irrigation Division, Winchester Wasteway, Specs. 2648. Photo of highway crossing at station 666+76 looking south, downstream. The maximum water surface in reservoir, which is located upstream from this structure, is 10 feet...
1950-07-14
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Columbia Basin Project, Irrigation Division, Soap Lake Siphon, Specs 2411. This photograph shows the gravel trap sump and the baffles with their drains very clearly. Flow is from upper right to lower left of the picture. The iron ladder steps for...
1950-06-21
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Columbia Basin Project, Irrigation Division, East Low Canal, Specification 1422, Utah Construction Co. and Winston Bros., Contractors. Cracking of an experimental section of the 4 1/2 inch reinforced concrete canal lining which was placed without...
1949-09-30
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Columbia Basin Project, Irrigation Division, 2nd Section, West Canal, Specs. 2541. Moving the lining machine from the west to the east side of Soap Lake. The man walking behind the liner is pointing at the vibrating tube. Directly to the right,...
1950-09-13
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Columbia Basin Project, Irrigation Division, Long Lake Headworks, Specs. 2324. View from the operation deck looking N.W. at slab #1 right. Hand compacted backfill operations are being conducted by pushing material over the top with a D-& dozer. A...
1950-05-12
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Columbia Basin Project, Irrigation Division, Specifications No. 2844, 3rd Section, West Canal, Schedule 3. Contractor: Minnis and Shilling. Looking downstream into chute from left bank at Station 1992+50 showing finished wall sections of chute....
1950-05-08
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South Coulee Dam--Embankment placing operations, stations 33+50 to 34+50, approximate elevation 1499. Closeup of standard and narrow-drum rollers, showing effect of cleaners. Approximate needle moisture reading of 2700
1947-06-26
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Columbia Basin Project--Irrigation Division, 2nd Section West Canal, Specs. 2541. Abutments and pier for the G.N.R.R. bridge at canal station 1224+57. Backfilling is complete around the abutment at the right and nearly completion that at the left....
1950-06-16
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Columbia Basin Project, Irrigation Division, West Canal Second Station, Specifications No. 2541. Morrison Knudsen Company Inc., contractor. Making field control tests for entrained air in canal lining concrete using a Press-Ur-Meter type air meter...
1950-05-17
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Columbia Basin Project, Irrigation Division, Soap Lake Siphon, Specifications 2411. The General Electric dry film thickness gage is being used to ascertain that the completed coal-tar enamel coating thickness conforms to specification requirements...
1950-07-17
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