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  • All fields: Colorado-Big Thompson Project (U.S.)--People--1940-1950.
(5 results)



Display: 50

    • WPCD Priming stick of powder in powder house

    • Interior view of an explosives shed at the West Portal of the Alva B. Adams Tunnel (Continental Divide Tunnel) of the Colorado Big Thompson project in Grand County, Colorado. A man inserts a fuse into dynamite; crate reads: "Dupont." A calendar,...
    • Colorado-Big Thompson Project (U.S.)--People--1940-1950.; Alva B. Adams Tunnel (Colo.)--1940-1950.; Grand County (Colo.)--1940-1950.; Dynamite--Colorado--Grand County--1940-1950.; Explosives--Colorado--Grand County--1940-1950.;...
    • 1941, March
    • WPCD

    • Workers stand beside railroad tracks, tools and ladders inside the the west portal of the Alva B. Adams Tunnel of the United States Reclamation Bureau Colorado Big Thompson Project water diversion tunnel (west portal of the Continental Divide...
    • Colorado-Big Thompson Project (U.S.)--People--1940-1950.; Alva B. Adams Tunnel (Colo.)--1940-1950.; Grand County (Colo.)--1940-1950.; Employees--Colorado--Grand County--1940-1950.; Hydraulic facilities--Colorado--Grand County--1940-1950.;...
    • [between 194 and 1947]
    • West Port[al] CD cable car & electronics

    • Men pose by cable driven cars inside the West Portal of the Alva B. Adams Tunnel (Continental Divide Tunnel) of the Colorado Big Thompson project in Grand County, Colorado.
    • Colorado-Big Thompson Project (U.S.)--People--1940-1950.; Alva B. Adams Tunnel (Colo.)--1940-1950.; Grand County (Colo.)--1940-1950.; Cable railroads--Colorado--Grand County--1940-1950.; Construction workers--Colorado--Grand County--1940-1950.;...
    • [between 1940 and 1950?]
    • West Port[al] CD timbering - from top of tunnel

    • Men work with metal shoring near the West Portal of the Alva B. Adams Tunnel (Continental Divide Tunnel), part of the Colorado Big Thompson project, in Grand County, Colorado
    • Colorado-Big Thompson Project (U.S.)--People--1940-1950.; Alva B. Adams Tunnel (Colo.)--1940-1950.; Grand County (Colo.)--1940-1950.; Construction--Colorado--Grand County--1940-1950.; Hydraulic facilities--Colorado--Grand County--1940-1950.;...
    • [between 1940 and 1950?]
    • West Port[al] CD hanging vent tube

    • Men work near the West Portal of the Alva B. Adams Tunnel (Continental Divide Tunnel) of the Colorado Big Thompson project in Grand County, Colorado. Shows metal shoring, a cable railroad car, and canvas ventilation tubing.
    • Colorado-Big Thompson Project (U.S.)--People--1940-1950.; Grand County (Colo.)--1940-1950.; Construction workers--Colorado--Grand County--1940-1950.; Construction--Colorado--Grand County--1940-1950.; Hydraulic facilities--Colorado--Grand...
    • [between 1940 and 1950?]

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