Site preparation-- excavation operations [01]

General view of excavation operations along bank

1936-11-01

Site preparation-- future site of Grand Coulee [02]

Distance view of the future site of Grand Coulee Dam.

2024-11-25

Site preparation--excavating the bank

View of machinery excavating the bank at the Grand Coulee site

1934-03-02

East Side Highway Pier Two Modification and Aggregate Conveyor

Repairs to highway bridge pier No. 2. Shows 36-inch I-beam inside steel caisson around pier and cuts in old concrete pier as keyways for additional concrete

1936-04-01
2024-11-25

Coulee Dam irrigation pumping plant and discharge pipes--looking north over pumping plant

Specs # 2329, Contract I2r 18156, Contractor, Morrison-Knudsen Company Inc. and Peter Kiewit Son's Co. View looking north showing progress made on pumping plant including office wing, parking area, gantry crane, and storage building P-9 through...

1950-09-25

page V-45

UNITED STATES DEPARTMENT OF THE INTERIOR BUREAU OF OUTDOOR RECREATION NORTHWEST REGION 1000 SECOND AVENUE SEATTLE, WASHINGTON 98104 Colonel A. R. Marshall Deputy Division Engineer North Pacific Division Corps of Engineers 210 Custom...

Powerhouse construction--pit #7 in West Powerhouse

Looking up from pit #7 in West Powerhouse--natural illumination

1941-02-14

page V-37

Subsection 5.D.3 The impact of water diversion for thermal plant cooling can be minimal or quite a problem, depending on individual circumstances. Minimal impact would occur if irrigation water already being diverted were used for thermal...

Powerhouse construction--wheelpit R-8

Wheelpit R-8 looking downstream from 965 step. East Powerhouse base.

1940-09-25

Spillway and drum gate construction--outlet works

View of the outlet works near the base of the dam. A man is standing in foreground for scale.

1941-06-26

Spillway and drum gate construction--view of the spillway section [05]

View of the spillway section from the left bank

1941-03-03

page V-4

LIST OF ADDRESSEES INTERAGENCY REVIEW OF AREAS OF CONCERN CR&T STUDY Administrator Bonneville Power Administration P.O. Box 3621 Portland, OR 97208 Regional Engineer Federal Power Commission 555 Battery St., Rm 415 San Francisco,...

Spillway and drum gate construction--drum gate #1 [03]

Drum gate number one

1940-12-05

page IV-19

Portland District (Cont'd) PI-53- John I. Frewing PI-54- Henry G. Curtis PI-55- Harry Paget PI-56- Lewis R. Lembke PI-57- Robert McNeil PI-58- Kalama Sportsman's Club (Harry Fink) PI-59- Marsh F. Beall PI-60- Carl F. Koskela...

Spillway and drum gate construction--view of construction on Grand Coulee

View of the construction on Grand Coulee Dam

1940-10-23

Construction of pipelines, syphons and tunnels--view of headworks structure

South Coulee Dam--Main Canal Headworks--A view of the headworks structure taken from approximately station 10+00 on the main canal; the main canal pipe crossing is shown in the immediate foreground

1949-06-08

List of sources

LIST OF SOURCES Federal F-1 - Senator Len B. Jordan, Idaho F-2 - Senator Bob Packwood, Oregon F-3 - U.S. Fish and Wildlife Service F-4 - U.S. Dept. of Agriculture - Forest Service, Missoula, Montana F-5 - Bonneville Power...

Installation of turbines and generators--lowering the thrust

Part of the assembly of thrust bearing for generator Shasta L-8 being lowered into position

1943-03-23

Construction of pipelines, syphons and tunnels-- reinforcing steel being palced

Winton-Utah Contract on West Canal under Specs. 1286. This view, looking east, shows (right to left) reinforcing steel being placed for Dry Coulee Siphon No. 1, the two invert forms, which fit inside the steel for placing concrete, and the outside...

1947-06-19

page III-124

Source PI-50 WI-70 WI-73 F-16 Tentative 1/ Disposition A A WI-70 C F-9, 14 Problem or Area of Concern A. System-Project Operational Effects 1. If shoreline becomes a mud bank at low pool, it detracts from reservoirs' public...

Scale models, testing, and oddities--Grand Coulee [01]

Scale model of Grand Coulee Dam

2024-11-25

page III-116

Source PI-21 PI-96 F-17 PI-18 SI-73 C F-17 PI-21 F-17 Tentative Disposition C F Problem or Area of Concern 9.( Cont)The introduction of new varities should be very carefully considered. Often the new varieties are more...

Installation of turbines and generators--stator being moved into place

Stator and bracket assembly for main unit L-6, weighing 335 tons, being lifted into its permanent position in bay 6. Two travelling cranes, with a lifting capacity of 375 tons each, are shown carrying the unit from its temporary point of assembly,...

1943-05-22

Installation of turbines and generators--placing the last section of the scroll case

Placing the last section of the scroll case for L-7 turbine.

1947-03-10

Scale models, testing, and oddities--concrete in turbine

96 pound block of concrete found in unit L-4 turbine runner, 3-20-44. The 7/8"" diameter hole in the foreground appears to have been an anchor bolt hole. Rectangular dimensions are 17"" x 11"" while wedge side dimensions are 17"" x 10"" x3""

1944-03-20