A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Full circle, continuous concreting preserves tunnel's rock bore
Concrete lining of Baltimore's 10-ft diam water supply tunnel is being done in single operation at rate of 1700 ft of lining per week; full circle pouring is made possible by collapsible cylinder like forms; work procedure described and illustrated.
Full circle, continuous concreting preserves tunnel's rock bore
Concrete lining of Baltimore's 10-ft diam water supply tunnel is being done in single operation at rate of 1700 ft of lining per week; full circle pouring is made possible by collapsible cylinder like forms; work procedure described and illustrated.
Full circle, continuous concreting preserves tunnel's rock bore
Eng News-Rec
Engineering News-Record ; 146
1951
3 pages
Article (Journal)
English
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