Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Steel drapes guard twin tunnels
Slopes at both sides of entrance of 4-lane twin vehicular tunnel in Clear Creek canyon, 30 mi west of Denver are protected by steel drapes made of sections of 10 ft wide chain link fence composed of No. 9 gage galvanized wire; total length of fencing is 1100 ft by 10 ft width and it is fastened by 6 to 8 ft long rock bolts; work was done by using crane suspended platform.
Steel drapes guard twin tunnels
Slopes at both sides of entrance of 4-lane twin vehicular tunnel in Clear Creek canyon, 30 mi west of Denver are protected by steel drapes made of sections of 10 ft wide chain link fence composed of No. 9 gage galvanized wire; total length of fencing is 1100 ft by 10 ft width and it is fastened by 6 to 8 ft long rock bolts; work was done by using crane suspended platform.
Steel drapes guard twin tunnels
Eng News-Rec
Engineering News-Record ; 167
1961
2 pages
Aufsatz (Zeitschrift)
Englisch
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