A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Tunnel 5889 ft. long, of two tubes 28 ft. 6 in. wide, 59 ft. on centers; each tunnel has its own ventilating shaft; ventilation is solved by extending shafts at center of each tube to top of hill above; 8 fans, each connected by magnetic clutch with two d.c. motors.
Tunnel 5889 ft. long, of two tubes 28 ft. 6 in. wide, 59 ft. on centers; each tunnel has its own ventilating shaft; ventilation is solved by extending shafts at center of each tube to top of hill above; 8 fans, each connected by magnetic clutch with two d.c. motors.
Liberty tunnel fan house, Pittsburgh, Pa
Am. Architect
Roush, S.L. (author)
American Architect ; 134
1928
4 pages
4 Figs.
Article (Journal)
English
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