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South Coulee Dam--Cleanup placing operations on foundation, station 71+50 to 74+00. Narrow-drum roller is compacting Zone 1 and Zone 2 embankment upstream of cutoff wall. The dozer is preparing a ramp to facilitate cleanup work in inaccessible...
1947-07-23
View over looking Coulee Dam--a new transmission tower rises.
1941-08-20
View of a portion of the spillway section showing formwork and falsework for construction of spillway bridge spans. The construction trestle appears below the formwork. Eight of the 102-inch outlet tubes are shown in use for diversion of the river...
1941-08-21
South Coulee Dam--Main Canal Headworks--View over top of barrel section taken from east upstream and west. The ladder-like templates in the middle left of the view support reinforcing steel in the hinge part of the gate section of the two west...
1948-09-02
Columbia Basin Project, Irrigation Division, 2nd Section East Low Canal, Specs. 2603. Steel Construction Co. of Oregon, sub-contractor for J.A. Terteling and Sons. Blending machine operations. H.E. Foss, photographer.
1950-09-14
Columbia Basin Project, Irrigation Division, Soap Lake Siphon, Specifications No. 2411, Winston Brothers and Utah Construction Co., Contractors. This photograph is a closeup of the fabrication of the half hoops. The straight bar is fed to the...
1949-09-09
Bays 1-2 and 3 in East Powerhouse.
1942-02-23
Progress view of the stage of construction on the R-1 scroll case.
1948-08-17
Men working inside powerhouse
1939-01-20
Man stands on the drum gate arch to give scale.
1941-12-03
Wheelpit R-8 looking downstream from 965 step. East Powerhouse base.
1940-09-25
General view of reinforcing steel at East Powerhouse base
1940-10-07
View of the east powerhouse foundation with Grand Coulee in the background.
1941-01-25
View of East Powerhouse and transformer deck with outlet tubes in background.
1942-04-28
Feeder Canal. Specs. 2586. J.A. Terteling and Sons Inc., Contractors. This photograph was taken on the extreme west end of the Electric City Storage Yard. The sub-contractor, the Steel Construction Co., who have the contract with J.A. Terteling...
1949-08-16
Progress photos of the East Powerhouse as of date.
1941-08-07
Transformer deck at East Powerhouse
1941-12-29
West Powerhouse from Car Skip
1940-04-10
Looking up from pit #7 in West Powerhouse--natural illumination
1941-02-14
Residency No. 3, Specifications 2329, Unit R-3, Second Stage Concrete, Barrel Pour No. 9 to Elevation 977.0 and Pour No. 10 Elevation 978.87 Slab, Right Powerhouse. June 17, 1949. Contractor: Morrison-Knudsen Company, Inc. and Peter Kiewit Sons'...
1949-06-17
The two 14,000 h.p. station-service turbines at the left powerhouse are embedded in concrete to elevation 951, the generator floor level.
1940-08-01
Terrazzo machine man applying linseed oil and turpentine to floor and base of Unit L-1, elevation 991, West Powerhouse. This oil is floated for at least six hours before being removed.
1949-03-25
Men and machines clean up debris from powerhouse area. Dam is in the background.
1941-12-29
Construction of the Pumping Plant Structure, Grand Coulee Dam, Coulee Dam, Washington. Installation of pumping unit P-2 discharge pipe, showing reinforcing steel being placed in concrete form is the square opening of the blockout which extends...
1949-05-16
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