Face Forms

Upstream and Downstream Face Forms Above Elevation 1305 Abutment Areas Figure 03, Appendix II

1941-03-24
2024-11-22

Kettle Falls Bridges

Completed piers for the new highway and railroad bridges over the Columbia River Reservoir at Kettle Falls.

1940-10-25
2024-11-22

Trashrack Painting

As a rack is withdrawn from the prime dipping tank, the excess paint is removed with an air jet. When the primer coat has dried, the rack will be dipped for the second and final coat of paint.

1939-09-30
2024-11-22

Bedrock Formwork

Typical formwork for bedrock pours in the right abutment area.

1939-09-19
2024-11-22

Powerhouse Construction

At the close of the MWAK Co. contract, the foundation walls of the left powerhouse had been completed to el. 948.8. Consolidated Builders did not continue with the powerhouse construction until the fall of 1938, at which time the turbine pits were...

1938-03-21
2024-11-22

Concrete Cleaning

The masked workman is cleaning up hardened concrete in preparation for pouring new concrete. He is operating a wet sandblast "gun" and when the high velocity sand has cut away the laitance and surface coating of cement, a water jet will be used to...

2024-11-22
2024-11-22

Center Enclosure

View of center enclosure before unwatering about 65 million gallons, frozen over. In the distance is section "E" of west cofferdam partly removed.

1937-01-06
2024-11-22

Hoist Rig for Drainage Shaft

Hoist rig over shaft of the drainage scheme in west slide area.

1936-05-01
2024-11-22

River at Flood Stage

The river at flood stage in July of 1939 did not pass thru the second tier of outlet tubes, but only thru the slots left in the dam and the lower tubes. When velocities exceed about 10 feet per second falling water begins to entrain air, until at...

2024-11-22

Battery of Aggregate and Cement Hoppers

Here is shown a battery of aggregate and cement hoppers on the batching floor of the MWAK mixing plant. Each is connected with an automatic scale which can be set for any desired mix. In the middle are the two cement hoppers, having a screw feed...

2024-11-22

Workmen Load Torpedo

Workman assembling a torpedo composed of spiral welded pipe section, with reducers attached to small pipe for lead-in firing wire, after being loaded with powder.(Marcus bridge pier removal.

1942-04-03
2024-11-22

Kettle Falls Railroad Bridge

The contractor's setup for concrete placing at pier No. 1 of the Kettle Falls railroad bridge. The first five-foot lift of concrete has been poured on bedrock, and formwork has been completed for the second lift.

1940-07-25
2024-11-22

Kettle Falls

Kettle Falls, 109 miles above the dam, will be submerged by the Columbia River Reservoir.

1939-09-13
2024-11-22

Sand Recycling

Sand used in the sandblast cleanup operations is dried in revolving drums heated by hot blast from oil furnaces. The dried sand is screened, and the medium-sized particles only are used for the sandblast operations.

1939-10-19
2024-11-22

Longitudinal Joint Form

Panel shown is far upstream face of high block. Downstream face similar except for key which is inverted.

2024-11-22
2024-11-22

page 53

flow for greater power output. Roy Bessey, in Pacific Northwest Regional Planning, called the project one of "special significance in pioneering headwater storage and extensive hydraulic and electrical integration in the system," and said "Both...

West Slide Movement

Surface movement in west slide area north of abutment.

1936-05-01
2024-11-22

Officials at the Coulee Dam post office, October 14, 1937

Album leaf 186: Big wigs at post office, 10/14/37

PH Coll 238.186

2024-11-22

1940

Daily log of Glover's work on water projects throughout the U.S. West in 1940 and notes on earth dam model tests conducted in 1940

2024-11-22
2007-01-03
2007-01-03

Employee housing-- 1950 [02]

Telephoto photograph of home and yards in the Airport Addition to Coulee Dam

1950-09-20

Addition to Government Schoolhouse

Government schoolhouse in Coulee Dam. An addition to the building has been completed at the rear (left end of photo);

1941-01-06
2024-11-22

Kettle Falls Highway Bridge

Construction in progress on pier for new highway bridge at Kettle Falls. Relocated primary state highway No. 3 will cross the Columbia River Reservoir on this bridge.

1940-06-13
2024-11-22

W.P.A. Burning Abandoned House

An abandoned house, containing nothing of value, is burned by W.P.A. workmen in the course of clearing the Columbia River Reservoir.

1939-03-31
2024-11-22

Transverse Joint Form

Plant Showing Studding (She-bolts not shown)

2024-11-22
2024-11-22

Hydrostatic Penstock Test Tank

The water tank devised by Western Pipe and Steel Co. for making hydrostatic tests of penstock sections. The workmen are preparing a penstock section for the hydrostatic test.

1938-08-29
2024-11-22