Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Use of prestressed precast shaft supports, banner mine, Lordsburg
Installation of concrete shaft supports in 100 ft of shaft at Banner mine gave satisfactory permanent installation in section of shaft that had given trouble with conventional timbering; use of rock bolts supporting gunited wire netting around rock walls of shaft prevented sloughing; comparative costs of installation of various types of support. (See also U S Bur Mines -- Information Cir n 7775 Feb 1957 15 p)
Use of prestressed precast shaft supports, banner mine, Lordsburg
Installation of concrete shaft supports in 100 ft of shaft at Banner mine gave satisfactory permanent installation in section of shaft that had given trouble with conventional timbering; use of rock bolts supporting gunited wire netting around rock walls of shaft prevented sloughing; comparative costs of installation of various types of support. (See also U S Bur Mines -- Information Cir n 7775 Feb 1957 15 p)
Use of prestressed precast shaft supports, banner mine, Lordsburg
Min J (Lond)
Mex, N. (Autor:in) / Look, A.D. (Autor:in) / Anderson, L.G. (Autor:in)
Mining Journal ; 248
1957
3 pages
Aufsatz (Zeitschrift)
Englisch
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Use of prestressed precast shaft supports, banner mine, Lordsburg
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