Powerhouse construction--east powerhouse foundation [01]

View of the east powerhouse foundation with Grand Coulee in the background.

1941-01-25

page V-31

Subsection 2.E.3 [2D5] New, large, base load thermal plants, especially nuclear, should not be used for load following or peaking service. There are two basic reasons for this. The first concerns the Pacific Northwest generation planning....

Spillway and drum gate construction--hoisting elevator shaft

Hoisting elevator shaft form into place. 3 men riding load.

1941-06-30

Spillway and drum gate construction--view of the spillway section [01]

View of the spillway section from the left bank

1941-03-31

Spillway and drum gate construction--drum gate #1 [01]

Drum gate number one

1940-12-07

page IV-20

Portland District (Cont'd) PI-69- A. B. Hughes PI-70- E. John Rumpakis PI-71- Mrs. Rolland M. Johnson PI-72- Dennis A. Larson PI-73- Mrs. Gayle A. Miller PI-74- Robert C. Peterson PI-75- Glenn S. Chambers PI-76- Norman F. Kujala...

Spillway and drum gate construction--spillway section [01]

Spillway Section--downstream face

1940-10-24

page IV-12

Walla Walla District (Cont'd) WI-18- Sierra Club (Palouse Group) WI-19- Sierra Club (Selway-Bitterroot Group) WI-20- Pacific Northwest Waterways Association WI-21- Southeastern Washington Sports Council WI-22- Lewiston-Clarkston Kiwanis...

Construction of pipelines, syphons and tunnels--power tamping operations

South Coulee Dam--Zone I power tamping operations in cross-channels downstream from the cut-off wall, station 27+50

1947-07-09

page III-133

Problem or Area of Concern Source Tentative Disposition PI-74 C F-14 PI-61 PI-67 12. (Cont) COMMENT: Considerations of reforestation and renovation of old forests to help maintain maximum land storage of water are included in the...

Scale models, testing, and oddities--Grand Coulee [02]

Scale model of Grand Coulee Dam

2024-11-25

Excavation in "Ice Dam Gorge"

Scaling at bottom of "Ice Dam" gorge.

1936-11-01
2024-11-25

Installation of turbines and generators--shaft for Shasta generator being lifted

Shaft for Shasta generator being lifted preparatory to seating upright in operating position for construction of rotor

1942-07-15

Installation of turbines and generators--workers install scrollcase

Bureau workmen Stretching bolts on scroll case in east powerhouse at Grand Coulee Dam, Left to right; Walt Scott and Robert Bush

1950-11-09

page III-101

Source Tentative Disposition Problem or Area of Concern l. (Cont) E. Effect of peaking on passage at successive dams (Cont) 8. Effects of peaking on water quality (see II-C) - (Will there be subtle changes in water quality due to pool...

Scale models, testing, and oddities--Miss Coulee propeller

View of the propeller of the Miss Coulee displayed on a pedestal

1941-08-05

Scale models, testing, and oddities--dam testing

An unidentified man testing electrical.

1938-02-01

Scale models, testing, and oddities--concrete testing

Test of form stripping. Re: stains on concrete

1940-03-02

Equipment for construction, transportation, and maintenance--transporting steel girder

Synchronized trucks handling huge, heavy section of steel roof girder, transporting it to the east powerhouse

1942-09-05

Equipment for construction, transportation, and maintenance--transporting cooling barge

Method of suspending 1/2 of cooling barge for transportation

1941-06-25

Equipment for construction, transportation, and maintenance--oil storage tanks

Lubricating and insulating oils, received in tank cars, are stored in a lower section of the control bay. Tanks are provided for new and used oils of both kinds; and, oil can be pumped to or from any power unit. Oil pumping equipment, with air...

1941-09-10

West Cofferdam Construction

Steam Hammer (3-1/2 foot-ton) driving interlocking steel piles in west cofferdam cell.

1936-08-01
2024-11-25

page III-29

Source Tentative Disposition Problem or Area of Concern A F-5, 7 5.(Cont) COMMENT: a. 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....

page iii

TABLE OF CONTENTS (Cont'd) Part Page SECTION 13: INDIAN NATIONS III-153 SECTION 14: OTHER A. Public Participation III-155 B. Coordination III-153 C. General Concerns III-161 IV PUBLIC MEETINGS AND WORKSHOPS IV-1...

Upper portion of Abernathy Creek

Upper portion of Abernathy Creek showing burned off area which left erosion and destruction