A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Construction progress on hetch hetchy aqueduct
Work approaching completion on 17 mi. of foot-hill tunnels; shafts completed for 30-mi. coast-range tunnels; aqueduct for water supply of San Francisco is 156 mi. long; cross-sections of two sizes were used 10 1/4 and 14 1/4 ft. high, both of horseshoe shape; cost estimates on work yet to be done in San Joaquin and coast-range divisions.
Construction progress on hetch hetchy aqueduct
Work approaching completion on 17 mi. of foot-hill tunnels; shafts completed for 30-mi. coast-range tunnels; aqueduct for water supply of San Francisco is 156 mi. long; cross-sections of two sizes were used 10 1/4 and 14 1/4 ft. high, both of horseshoe shape; cost estimates on work yet to be done in San Joaquin and coast-range divisions.
Construction progress on hetch hetchy aqueduct
Eng. News-Rec
O'Shaughnessy, M.M. (author)
Engineering News Record ; 100
1928
3 pages
4 Figs.
Article (Journal)
English
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