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Displaying results 630971 - 630980 of 638205

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-03-01

Description

Pg.24 #2558 General view of Himix, including Blending Plant silos at left rear of picture. March 1st, 1934. Pg.24 #2543 Looking downstream in lower No. 2 plug, showing form work. Feb. 20th, 1934. Pg.24 #2542 Excavation for bridge abutment in Arizona Spillway. Feb. 29th, 1934. Pg.24 #2539 Close-up of Cooling Pipe Layout in Panel H-3. Feb. 20th, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-03-30

Description

Pg.26 #2581 Foundation forms for the Arizona Power House, taken from the Nevada Valve House Bench. March 16th, 1934. Pg.26 #2599 Forms for Arizona Power House retaining wall. March 14th, 1934. Pg.26 #2617 Telephoto view of foundation forms for the Arizona Power House, taken from Lookout Point. April 1st, 1934. Pg.26 #2610 View looking into Power House block A-5. March 28th, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-05-18

Description

Pg.57 #2963 No.5 Intake Tower finished to Elevation 1232, showing curtain wall. Dec. 5th, 1934. Pg.57 #3009 Telephoto looking downstream into the Arizona Spillway, showing construction of the spillway bridge. Jan. 8th, 1935. Pg.57 #2980 Looking upstream at the upper end of No.1 plug, showing forms for the Intake Transition. Dec. 19th, 1934. Pg.57 #2977 Looking upstream into No.1 plug, showing the placing of the high pressure valves and method of pouring. Dec. 19th, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-05-24

Description

Pg.58 #2993 Form work on the Nevada Valve House bench. Jan. 2nd, 1934. Pg.58 #2971 Telephoto view of Nevada Powerhouse units. Dec. 19th, 1934. Pg.58 #2995 Arizona Valve House from the center of the low catwalk. Jan. 2nd, 1935. Pg.58 #2973 Telephoto view of Arizona Powerhouse units. Dec. 19th, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-06-29

Description

Pg.63 #3062 Boulder Dam, looking upstream. Feb. 1st, 1935. Pg.63 #3028 Upstream face of Boulder Dam, looking downstream from the upstream cofferdam. Arizona Intake Towers on left, Nevada Intake Towers to the right. Jan. 28th, 1935. Pg.63 #3038 Looking across the downstream face of Boulder Dam, showing the utility towers and elevator shaft. Jan. 28th, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-07-15

Description

Pg.94 #3476 Looking upstream in Nevada Valve House. Note installation of needle valves and gates. Sept. 27, 1935. Pg.94 #3478 Looking upstream, on roof of Nevada Valve House. Steel rails in place, ready for pouring concrete slab. Sept. 27, 1935. Pg.94 #3473 Looking into Arizona Spillway Raise. Jumbo is being used for grouting, back of concrete lining. Sept. 27, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1972-08-23

Description

Pg.17 #2509 Close-up of Boulder Dam. View taken from the Arizona side, looking upstream. Jan. 24th, 1932. Pg.17 #2514 Close-up of slot at the Upstream Face of Boulder Dam. Jan. 24th, 1934 Pg.17 #2512 Downstream face of Boulder Dam, showing foundation for Central Wing of the Power House. Jan. 24th, 1934. Pg.17 #2510 Upstream face of Boulder Dam. Jan. 24th, 1934.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1973-07-10

Description

Pg.98 #3487 Boulder Dam and Powerhouse, looking upstream from lower cofferdam. Oct. 28, 1935. Pg.98 #3500 Boulder Dam Switchyard, showing excavation and construction. Note Boulder Dam Highway in background. Oct. 28, 1935. Pg.98 #3501 Looking upstream in No.2 downstream plug, showing water conduit being placed. Oct. 28, 1935. Pg.98 #3506 Looking upstream toward No.3 downstream plug. Note clean-up operations, getting ready for carpenters. Oct. 28, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1973-08-23

Description

Pg.95 #3553 View from the crest of Boulder Dam, looking downstream toward the Power House and lower portals of Diversion tunnels. Nov. 26, 1935. Pg.95 #3527 Boulder Dam and Power House, looking upstream from Nevada side. Note reservoir and Fortification Hill in background. Nov. 23, 1935. Pg.95 #3545 View from reservoir, looking downstream at Boulder Dam and Intake Towers. Nov. 26, 1935.

Warren A. Bechtel Album of Hoover Dam: photographic print

Date

1973-11-02

Description

Pg.96 #3549 Looking south toward Boulder Dam Switchyard, showing construction and excavation. Nov. 26, 1935. Pg.96 #3531 Looking upstream in lower No.3 Plug. Note one of pipe sections in place. Nov. 25, 1935. Pg.96 #3551 Looking upstream along Nevada approach to Boulder Dam. Note rubble wall being built and excavation for tower footings. Nov. 26, 1935. Pg.96 #3534 Looking upstream in lower No.2 plug, showing pipe in place. Nov 25, 1935.