A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Tunnel puts expressway under Washington circle
Roadway under circle where 6 roads meet driven with minimum interference with traffic by placing heavy retaining walls in approach section to support side roadways while constructing center section; tunnel in center of circle is excavated after driving piles to rock to permit work without cross excavation struts.
Tunnel puts expressway under Washington circle
Roadway under circle where 6 roads meet driven with minimum interference with traffic by placing heavy retaining walls in approach section to support side roadways while constructing center section; tunnel in center of circle is excavated after driving piles to rock to permit work without cross excavation struts.
Tunnel puts expressway under Washington circle
Excavating Engr
Halmos, E.E. (author)
Excavating Engineer ; 55
1961
4 pages
Article (Journal)
English
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