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Salient features comprise main crossing consisting of 7650-ft tunnel under ship channel, two artificial islands containing ventilation buildings and open tunnel approach ramps, and 10,000 ft of concrete trestle bridges connecting islands to shores; tunnel consists of 23 prefabricated steel tubes.
Salient features comprise main crossing consisting of 7650-ft tunnel under ship channel, two artificial islands containing ventilation buildings and open tunnel approach ramps, and 10,000 ft of concrete trestle bridges connecting islands to shores; tunnel consists of 23 prefabricated steel tubes.
Progress on Hampton roads crossing
Military Engr
Bickel, J.O. (author)
Military Engineer ; 49
1957
4 pages
Article (Journal)
English
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British Library Conference Proceedings | 1995
|OCEANS '12 MTS/IEEE HAMPTON ROADS
British Library Online Contents | 2012