Bridge having clear span of 72 ft 6 1/4 in. and designed for heavy double-track railway loading, carries main line of Canadian National Railways across concrete highway at Vaudreuil near Montreal; high-frequency vibration employed; design and strength requirements; field tests indicated 7-day strengths averaging around 3600 per sq in.; maintain continuous inspection. (See also Concrete v 42 n 1 Jan 1934 p 5-6; Ry Age v 96 n 12 Mar 24 1934 p 430-3)
Rigid concrete bridge features of highway-railway separation
Int Ry Congress Assn -- Bul
1934
7 pages
Article (Journal)
English
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