A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Concrete lining for cast iron tunnel shells
Nov 20 1920 n 21 p 471-473: Describes steel forms, travelers, and concreting operations in four tunnels under East River, New York; difficulty in setting forms on curves and to provide for variations from line made in driving tunnel. Concrete lining placed in six successive operations. n 22 Nov 27 1920 p 511-512: Grouting concrete lining to fill voids under flanges of lining rings, using 60-lb. pressure.
Concrete lining for cast iron tunnel shells
Nov 20 1920 n 21 p 471-473: Describes steel forms, travelers, and concreting operations in four tunnels under East River, New York; difficulty in setting forms on curves and to provide for variations from line made in driving tunnel. Concrete lining placed in six successive operations. n 22 Nov 27 1920 p 511-512: Grouting concrete lining to fill voids under flanges of lining rings, using 60-lb. pressure.
Concrete lining for cast iron tunnel shells
Public Works
Public Works ; 49
1920
6 Figs.
Article (Journal)
English
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