Site preparation--excavating the diversion channel

A 5-yard electric shovel and 10-yard buggies working in the diversion channel

1936-08-01

Appendix

VI APPENDIX A. Glossary B. Agency and Organization Abbreviations C. Energy Conversion Units

Coulee Dam irrigation pumping plant and discharge pipes-- aerial view of Grand Coulee [02]

An aerial view looking northeast. A general view showing feeder canal, area above feeder canal, and part of town of Grand Coulee. Highest crack in slide area is visible. Feeder canal outline can be seen back to headworks. A view of the area above...

1947-10-21

Coulee Dam irrigation pumping plant and discharge pipes--pump-discharge outlet...

Specifications 2329, Morrison-Knudsen So., Inc. and Peter Kiewit Sons' Company. Progress view showing initial construction on the pump discharge outlet structure. On the right can be seen the completed invert of P-1 and P-2 conduits with the...

1949-06-28

East Side Highway Pier Two Modification

Caisson around highway bridge pier No. 2 flooded after completion of repairs.

1936-05-12
2024-11-07

Coulee Dam irrigation pumping plant and discharge pipes--view of dam taken form west bank

View of Grand Coulee from west bank. Cranes visible on bank.

1941-05-09

East Side Highway Pier Two Modification

Pier No. 2 Enlargement Modification of Design

1936-03-05
2024-11-07

Powerhouse construction--applying oil

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

page V-40

2. SECTION 10B: ENVIRONMENT, p 115, Item 1 BLM also supports the concept of public information and education in taking care of land and water resources. Many avenues are utilized in this effort such as press releases, handout materials,...

Powerhouse construction--powerhouse and transformer deck

View of East Powerhouse and transformer deck with outlet tubes in background.

1942-04-28

page V-32

1. As more thermal generation is added, there will come a time when the minimum hydro generation plus the thermal will exceed the hourly minimum load. When this occurs, the thermal must be backed off or water spilled. Either way, firm energy is...

Indians fishing at Celilo

Black and white image of a group of Native Americans fishing at Celilo Falls. They are in the right foreground of the image and their backs are to the camera. They all have long poles that they are thrusting into the water. They all wear hats,...

2004-03-24

Spillway and drum gate construction--observation point

View of the dam with newly constructed observation building in the foreground

1941-07-04

Spillway and drum gate construction--upstream view of Grand Coulee [02]

Upstream view of the dam taken from Rattlesnake Peak

1941-04-25

Spillway and drum gate construction--spillway section [02]

Downstream photo of the spillway section at Grand Coulee Dam

1940-12-31

page IV-22

Portland District (Cont'd) PI-102-Emmett Clouse PI-103-Claude L. Berthold PI-104-Joe L. Dressel PI-105-Don Ysern Abing PI-106-Carlton D. Appelo PI-107-Mrs. Hogi Fritzie PI-108-John Christie, Jr. PI-109-Paul L. Howard PI-110-David W. Megrath...

Spillway and drum gate construction--aligning drum gate hinges [01]

Men align drum gate hinges

1940-11-30

page IV-14

Walla Walla District (Cont'd) WI-50- Alice B. Stringer WI-51- Don Ray WI-52- Ed V. Williams WI-53- Port of Clarkston WI-54- Port of Douglas Co. WI-55- Tri-Cities Nuclear Industrial Council WI-56- D. F. Hopkins WI-57- Burton C. Wood...

page IV-6

Seattle District SI-1 - Sierra Club (Northern Rockies Chapter) SI-2 - Sam Angove SI-3 - Colville Indians Confederated Tribes SI-4 - Washington Water Power Company SI-5 - Tom Clement SI-6 - Howard D. Copp SI-7 - Roger Dudley SI-8 -...

Installation of turbines and generators--lowering the needle valve

Needle valve being lowered to base in R-8 of East Powerhouse

1944-11-24

Construction of pipelines, syphons and tunnels-- sand blasting operations

This view shows the sand blasting operations on the exterior surface of the exposed section of the pumping plant discharge pipe #1 in preparation for painting the exterior surface. This work is being performed by Machinist, Inc., subcontractor of...

1950-06-02

page III-135

Source WI-70, 72 WI-68 PI-22, 78 ST-74 E F F PI-96, 102 F-15 Tentative Disposition C Problem or Area of Concern 15. A management plan for rock aggregate should be developed for the mid-Columbia area. Supplies should be...

Construction of pipelines, syphons and tunnels-- placing concrete in Dry Coulee Siphon

Dry Coulee Siphon No. 1. --This over-all photograph shows the cycle in placing concrete in Dry Coulee Siphon No. 1 by Winston-Utah. Nearest the camera is the first pour of concrete with the outside form removed and the inside form still in place....

1947-07-17

Equipment for construction, transportation, and maintenance--spider on dam

Spider on west end of dam enroute to right powerhouse. The dimensions of the spider are: Length; 27'-7"" Width; 16'-4"" Depth; 6'-1""

1948-07-22

Excavation Behind East Side of Wakefield Cofferdam

Excavating on east side behind south end of Wakefield cofferdam. Material transported by 90-inch conveyors across river on trestle to main conveyor running to Rattlesnake Canyon.

1936-10-01
2024-11-07