Problems of maintaining Northwest Highway System; Canadian portion of Alaska Highway extends from Dawson Creek; BC, Mile 0, to Yukon-Alaska Border, Mile 1221.4; of total of 171 bridges of 20-ft span or over, 44 are permanent; largest is 2267 ft suspension bridge, center span being 930 ft.
Northwest highway system
Eng J
Engineering Journal ; 37 , n 6
1954
7 pages
Article (Journal)
English
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Three-year highway construction plan develops northwest area
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