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A platform for research: civil engineering, architecture and urbanism
Precast concrete signal gantries
Illustrated description of cantilevered gantries for support of colored light signals on some lines in London suburban area; manufacture and erection; details of reinforcement.
Precast concrete signal gantries
Illustrated description of cantilevered gantries for support of colored light signals on some lines in London suburban area; manufacture and erection; details of reinforcement.
Precast concrete signal gantries
Concrete Constr Eng
1950
4 pages
Article (Journal)
English
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