A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Describes the successful system of driving a tunnel through unusually hard rock, after it had been given up by three contractors. (5500 w.) (No. 3670 C)
Describes the successful system of driving a tunnel through unusually hard rock, after it had been given up by three contractors. (5500 w.) (No. 3670 C)
Roosevelt tunnel
Mines Min
Herrick, R.L. (author)
1909
Ills.
Article (Journal)
English
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The Roosevelt deep drainage tunnel, Colorado
| Engineering Index Backfile | 1909
Roosevelt City Comprehensive Plan
NTIS | 1970
| British Library Conference Proceedings | 1992
Online Contents | 1996