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Displaying results 1901 - 1910 of 3987

Number 5 intake towerat the Hoover Dam: photographic print

Date

1959-03-06

Description

From the Morgan Sweeney Photograph Collection (PH-00228). No. 5 intake tower, lower cylinder gate modification, the Oxweld cutting machine mounted on guide rail for angle cut on 2-inch plate, using long off-set tip (the short tip used on, inch skin plate on March 12, 1954.

Image

Photograph of Hoover Dam construction, June 01, 1931

Date

1931-06-01

Description

Typed onto back of image: "Equipment of R. G. LeTourneau at work on highway east of switchyard, looking southeast. June 1, 1931."

Image

Photograph of men at Hoover Dam, May 26, 1954

Date

1954-05-26

Description

L-R: Spencer Butterfield, State Bond Chairman, National U.S. Savings Bond Director Earl O. Shreve, J.P. Jones, Reclamation Regional Director, Arnold J. Raven, Regional Bond Sales Director, and State Bond Sales Director V.A. Ninnie.

Image

Photograph of road construction, Hoover Dam, circa 1933

Date

1932 to 1934

Description

View of workers cutting a road about 3 1/2 miles above the Dam site. Note on back: ""Clyde in photo. I hired out to Clark County as a powdermonkey on this road. Road was 8 feet wide. Went to Schwartzs'. Road was only a mile long. Whenever we ran out of lumber Lacey's wife would go to Salt Lake to raise money. - W.A. Davis.""

Image

Photograph overlooking stream, Hoover Dam, circa 1932.

Date

1931 to 1933

Description

Aerial photo looking upstream before coffer dam was started; diversion tunnels cut and suspension foot bridge completed. Lower catwalk was four feet wide for personnel traffic only. 600 ft. ladder at end went up canyon wall in 40 ft. sections. "First bridge built in the lower canyon. - W.A. Davis, 1992"

Image

Photograph of diversion tunnel, Hoover Dam, circa 1932

Date

1931 to 1933

Description

Outside of diversion tunnel No.2; shows side walls and jumbo inside. Notes with image: "The side wall forms were then put in there place and section after section side wall poured. Center is slip form. 1st pour on the side walls. Jumbo forms in place. Duck holes-doors used for sequential pours were on the jumbo. - W. A. Davis, 1992."

Image

Photograph of diversion tunnel, Hoover Dam, circa 1932

Date

1931 to 1933

Description

Placing concrete liner in diversion tunnel, 3 feet thick. Note on back of image: "Photo taken at night. Pour lower invert first, then side walls, then ceiling. Covered walls with asphalt to prevent rapid drying of concrete. Jumbo probably sparying asphalt in this photo. Rails visible that jumbo rode on. - W. A. Davis, 1992."

Image

Photograph of jumbo rig, Hoover Dam, circa 1932.

Date

1931 to 1933

Description

Jumbo rig with 30-40 jackhammers to make holes for blasting. Hoover (Boulder) Dam. Note on back: "Drilling jumbo designed by Woody Williams; 3 levels, built on truck chasses (sic), used for drilling. Drilled holes with 8 ft. drill, then 12', then 20'. - W. A. Davis, 1992."

Image

Photograph of power shovel, Hoover Dam, circa 1932

Date

1931 to 1933

Description

Power shovel built by G.E. LeTourneau being unloaded from R.R. car before starting tunnel roads. Note on back: "Lowering bucket to put on new cables. According to Wint, LeTourneau never built a shovel. - James J. Hester, son-in-law of W. A. "Wint" Davis, 1992."

Image

Film transparency of Nevada turbine gallery, Hoover Dam, June 10, 1936

Date

1936-06-10

Description

Black and white image of Hoover Dam with the following printed description: "View looking upstream in the Nevada turbine gallery. The runner for turbine N-2 has been placed and the wicket gates are about to be set." Note: Boulder Dam was officially renamed Hoover Dam in 1947.

Image