A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Driving waldo approach tunnel
Building of 4-lane 1000-ft tunnel for approach to Golden Gate Bridge; driving method included use of 3 drifts, ring stoping and temporary steel rib supports; tunnel design; major equipment; concreting; removal of core.
Driving waldo approach tunnel
Building of 4-lane 1000-ft tunnel for approach to Golden Gate Bridge; driving method included use of 3 drifts, ring stoping and temporary steel rib supports; tunnel design; major equipment; concreting; removal of core.
Driving waldo approach tunnel
Western Construction News
1937
4 pages
Article (Journal)
English
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