A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Comparison of shooting and mucking methods and costs on two tunnels in Springfield's new water supply and hydroelectric project; diversion tunnel 11 1/2 by 11 1/2-ft. horeshoe section 1550 ft. long; pressure tunnel has total length of 7080 ft. and is mainly 10 by 9 ft. 4 in. horseshoe section, concrete lined; drilling and shooting schedules for various tunneling methods; various heading and bench methods tried; shooting diagram; costs.
Comparison of shooting and mucking methods and costs on two tunnels in Springfield's new water supply and hydroelectric project; diversion tunnel 11 1/2 by 11 1/2-ft. horeshoe section 1550 ft. long; pressure tunnel has total length of 7080 ft. and is mainly 10 by 9 ft. 4 in. horseshoe section, concrete lined; drilling and shooting schedules for various tunneling methods; various heading and bench methods tried; shooting diagram; costs.
Tunnel driving at cobble mountain
Eng. News-Rec
Hatch, H.H. (author)
Engineering News-Record ; 107
1931
5 pages
5 Figs.
Article (Journal)
English
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| Engineering Index Backfile | 1934
Tunnel grouting at Cobble Mountain
| Engineering Index Backfile | 1932
Tunnel blasting at cobble mountain
| Engineering Index Backfile | 1930
Tunnel blasting at cobble mountain
| Engineering Index Backfile | 1930
Construction of Cobble Mountain diversion tunnel
| Engineering Index Backfile | 1933