A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
The progress on the east Boston tunnel
Describes the method of driving a tunnel by means of two advance drifts for the side walls and a roof shield for the arch. (1300 w.)
The progress on the east Boston tunnel
Describes the method of driving a tunnel by means of two advance drifts for the side walls and a roof shield for the arch. (1300 w.)
The progress on the east Boston tunnel
Eng Rec
1902
Article (Journal)
English
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Engineering Index Backfile | 1903
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Engineering Index Backfile | 1901
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