Street scene in Grand Coulee, ca. 1934-1935

Printed on image: Street scene in Grand Coulee Center. Leo's Studio, Spokane

PH Coll 809.13a

Drawing of Building Locations on the Government Camp

Department of the Interior: Bureau of Reclamation Columbia Basin Project - Washington: Grand Coulee Dam-Government Camp: Building Locations

1935-07-10
2024-11-25

New York District Attorney Visits Grand Coulee Dam

Supervising Engineer F. A. Banks displays the Grand Coulee Dam construction model to Thomas E. Dewey, distinguished New York District Attorney.

1940-02-11
2024-11-25

Grand Coulee Balancing Reservoir

At the west end of the proposed Ankeny dam site on the lower end of the Grand Coulee Balancing Reservoir. The head frame and shop buildings are for the exploration shaft which was sunk at this point. The men are standing at elevation 1580, the...

1939-08-30
2024-11-25

Topographic Model of Columbia River and Grand Coulee Dam

The lecturer at the Government's free grandstand displays a model of the cross river cofferdams and the strategic block 40.

2024-11-25
2024-11-25

Main Street in Grand Coulee, 1935

PH Coll 809.15b

2024-11-25

Aerial View 1939

The 1939 flood stage of the Columbia River is diverted over low blocks in the spillway section of Grand Coulee Dam. Concrete placing, which is in progress on either side of the spillway, will be resumed therein when the flood waters subside. To...

1939-05-23
2024-11-25

Schematic for the Grand Coulee Power Plant

Department of the Interior. Bureau of Reclamation. Columbia Basin Project--Washington. Grand Coulee Power Plant General Plan

1934-04-16
2024-11-25

"B" Street at Grand Coulee

It was a hundred miles to the nearest city. People had to take a semblance of society with them to the dam site. This took the usual ephemeral form of a frontier village, yet contained all the paradoxes of the more complex civilization beyond...

2024-11-25

View of Grand Coulee dam site, Washington, ca. 1935

Caption on verso: Site of Grand Coulee Dam on Columbia River

[Grand Coulee Dam 458]

Stacker Unit of Excavation Conveyor

Stacker unit of 60-inch excavation conveyor - capacity 60,000 cubic yards per day.

1935-03-18
2024-11-25

Balanced Needle Valve

This balanced needle valve controls the pressure under a drum gate and consequently the position of the gate, by controlling the rate of discharge of water from the chamber under the gate.

2024-11-25
2024-11-25

Grouting Holes

Diamond drilling one of the "A" foundation grout holes from the grouting and drainage gallery at elevation 875. An embedded 3-inch pipe extends from the gallery floor to bedrock, and the drill rods are run down through this pipe.

1939-12-01
2024-11-25

East Powerhouse Substructure

Substructure for east power house. Eastmix above.

1937-08-25
2024-11-25

East Bank Cranes and Trestles

Gantry and stiff-leg cranes on the east end of dam. Ice-dam gorge in lower left.

2024-11-25

Final Bedrock Excavation

Final bedrock clean-up near down-stream toe of dam.

1936-07-31
2024-11-25

Rock Grouting Hole

Drilling a grout hole in the pumping plant foundation rock. This is a diamond drill rotated by compressed air and washed by a jet of water to keep the drill rod cool to remove the cuttings.

1939-06-07
2024-11-25

Unloading and Removing Timber Crib

Clamshell unloading and removing cofferdam cribbing downstream of blocks 39 and 40. The removed material is loaded to a barge and dumped in the river channel downstream from the dam.

1938-01-25
2024-11-25

A Normal Day's Work

Here is a scene which was typical of the whole construction areas; appearing to the uninitiated as a bewildering confusion of materials, men, and machines, while actually the work was progressing in a very systematical and orderly manner, with...

2024-11-25

Aerial View of Dam

Aerial view of the dam, Mason City, and the Government Town.

1940-06-08
2024-11-25

Completed Spillway Bucket

This shows approximately a thousand foot section of the spillway bucket just before cutting of the downstream arm of the cofferdam, resulting in the permament flooding of this area. On June 01, 1942 the first water passed over the drumgates in the...

2024-11-25

Nighttime Construction

Construction in progress, at night, on the right powerhouse transformer deck structure.

1941-11-19
2024-11-25

Rock Excavation for Block 39

Rock excavation for block 39. Timber crib plug between block 40 and section "G" of west cofferdam and center tower of aggregate conveyor suspension bridge in the rear.

1936-04-27
2024-11-25

Spillway Bucket

Bucket at toe of dam under construction, east of block 40. Low trestle (elev. 950) in upper left.

1936-08-28
2024-11-25

Excavation Behind Cofferdam

Left to right, shows steel cells in cluster "G" of west cofferdam, timber-crib plug to block 40 and steel cells in cluster "D. Bedrock excavation west of structure.

1936-04-01
2024-11-25