A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Opening the cascade tunnel -- Great northern railway
Particulars of great engineering feat accomplished in about three years; length 41,152 ft., clear width, 16 ft., grade in tunnel 1.565 per cent.; cost of tunnel, $14,000,000; cost of tunnel and 75 mi. electrification $25,000,000.
Opening the cascade tunnel -- Great northern railway
Particulars of great engineering feat accomplished in about three years; length 41,152 ft., clear width, 16 ft., grade in tunnel 1.565 per cent.; cost of tunnel, $14,000,000; cost of tunnel and 75 mi. electrification $25,000,000.
Opening the cascade tunnel -- Great northern railway
Ry. Jl
Railway Journal ; 35
1929
4 pages
9 Figs.
Article (Journal)
English
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Engineering Index Backfile | 1932