A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Wawona highway tunnel eliminates inspiration point grade
Construction of Yosemite Valley, Calif, vehicular tunnel 4230 ft long on tangent (5% grade), with width of 28 ft and height of 19 ft, concrete-paved throughout; ventilating setup; automatic carbon-monoxide recorders.
Wawona highway tunnel eliminates inspiration point grade
Construction of Yosemite Valley, Calif, vehicular tunnel 4230 ft long on tangent (5% grade), with width of 28 ft and height of 19 ft, concrete-paved throughout; ventilating setup; automatic carbon-monoxide recorders.
Wawona highway tunnel eliminates inspiration point grade
Western Construction News
Thomson, C.G. (author)
1934
2 pages
Article (Journal)
English
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