Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Water supply tunnels of Boston metropolitan district
Quabbin tunnel built from 1927 to 1934; 10.42-mi extension was performed from shafts 3.17 mi apart; rock encountered was compact and uniformly sound schist varying to granite, so that only 1.52% of length required permanent support; shafts were lined with concrete 14 ft inside diam; tunnel was driven by full face method; similar data on Hultman water supply tunnel; cost and organization.
Water supply tunnels of Boston metropolitan district
Quabbin tunnel built from 1927 to 1934; 10.42-mi extension was performed from shafts 3.17 mi apart; rock encountered was compact and uniformly sound schist varying to granite, so that only 1.52% of length required permanent support; shafts were lined with concrete 14 ft inside diam; tunnel was driven by full face method; similar data on Hultman water supply tunnel; cost and organization.
Water supply tunnels of Boston metropolitan district
Boston Soc Civ Engrs -- J
Kennison, K.R. (Autor:in)
1949
20 pages
Aufsatz (Zeitschrift)
Englisch
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Leveling for tunnels and reservoirs for the Boston metropolitan district water supply
| Engineering Index Backfile | 1929
Surveys for swift river reservoir of the Boston metropolitan district water supply
| Engineering Index Backfile | 1929
Administration of the Boston Metropolitan district
| Engineering Index Backfile | 1929
Sewerage in the Boston Metropolitan District
| Engineering Index Backfile | 1929
Development of the Boston metropolitan district
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