A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
North Carolina. Lining keeps up with driving of water tunnel
Transition from 14-ft. circle to three 8-ft. penstocks in 6.2-mi. tunnel in Waterville, North Carolina, hydroelectric development; special form jumbo on Pigeon River 14-ft. bore permits muck trains to pass; headings average 450 ft. per month; tunnel is over 6 mi. long and has 552-ft. vertical drop; profile of tunnel; shooting diagrams for shaft sinking and tunnel driving; details of gap shaft.
North Carolina. Lining keeps up with driving of water tunnel
Transition from 14-ft. circle to three 8-ft. penstocks in 6.2-mi. tunnel in Waterville, North Carolina, hydroelectric development; special form jumbo on Pigeon River 14-ft. bore permits muck trains to pass; headings average 450 ft. per month; tunnel is over 6 mi. long and has 552-ft. vertical drop; profile of tunnel; shooting diagrams for shaft sinking and tunnel driving; details of gap shaft.
North Carolina. Lining keeps up with driving of water tunnel
Eng. News-Rec
Engineering News Record ; 103
1929
5 pages
9 Figs.
Article (Journal)
English
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