A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The cascade tunnel: Great Northern railway
Tunnel, 7.8 mi. in length, was driven through hard rock in 37 months; diagrams showing three successive crossings of Cascade Mountains; tunnel survey; plan of switchback lines; scheme of tunnel construction with pioneer tunnel 66 ft. to south of main tunnel; general progress of construction; timbering; arrangement of drill holes; drilling and blasting; power, lighting and ventilation; concreting of tunnel. Construction methods used; features of Westinghouse double unit and General Electric single unit electric locomotives, weighing 370 tons and 264 tons respectively; future Cascade tunnels. (Partly on p. 682) (See also - no. 3831 June 14 pp. 644-646, no. 3832 June 21 1929, pp. 672-674)
The cascade tunnel: Great Northern railway
Tunnel, 7.8 mi. in length, was driven through hard rock in 37 months; diagrams showing three successive crossings of Cascade Mountains; tunnel survey; plan of switchback lines; scheme of tunnel construction with pioneer tunnel 66 ft. to south of main tunnel; general progress of construction; timbering; arrangement of drill holes; drilling and blasting; power, lighting and ventilation; concreting of tunnel. Construction methods used; features of Westinghouse double unit and General Electric single unit electric locomotives, weighing 370 tons and 264 tons respectively; future Cascade tunnels. (Partly on p. 682) (See also - no. 3831 June 14 pp. 644-646, no. 3832 June 21 1929, pp. 672-674)
The cascade tunnel: Great Northern railway
U. S. A. Engineer
1929
3 pages
21 Figs.
Article (Journal)
English
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Eight-mile cascade tunnel great northern railway
Engineering Index Backfile | 1932
Eight mile cascade tunnel Great Northern Railway
Engineering Index Backfile | 1931
Opening the cascade tunnel -- Great northern railway
Engineering Index Backfile | 1929
Discussion on Cascade Tunnel, Great Northern Railway
| ASCE | 2021