Tram subway in London was converted into underpass which provides fast route for northbound traffic; new underpass is 1780 ft between ends of ramps and 1200 ft between portals; construction work, ventilation system, control equipment, lighting and heating, and height limit and traffic counting devices are described.
Strand underpass opened to traffic
Surveyor
Surveyor ; 123 , n 3738
1964
4 pages
Article (Journal)
English
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