A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Getting ready to drive deep-water tunnel
Cincinnati's water supply will be more than doubled after completion of 13,620 ft long, 8 ft diam unreinforced concrete tunnel which connects pumping station with city; entire tunnel was driven from single work shaft; 52-ft steel head frame on top of work shaft supports hoisting sheaves for dual hoisting operations; best day's driving has been 81 ft of tunnel, in both headings.
Getting ready to drive deep-water tunnel
Cincinnati's water supply will be more than doubled after completion of 13,620 ft long, 8 ft diam unreinforced concrete tunnel which connects pumping station with city; entire tunnel was driven from single work shaft; 52-ft steel head frame on top of work shaft supports hoisting sheaves for dual hoisting operations; best day's driving has been 81 ft of tunnel, in both headings.
Getting ready to drive deep-water tunnel
Eng News-Rec
Engineering News-Record ; 143
1949
4 pages
Article (Journal)
English
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