Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
High level road bridge over Yazoo River at Vicksburg, Miss, dismantled by lowering 350-ft truss span nearly 80 ft by novel scheme of hydraulic jacks and vertical threaded rods; jacks with 64-sq in. pistons were operated under 2000 psi; bridge was lowered at rate of 1 ft per hr. (see also unsigned description in Eng News-Rec v 150 n 4 Jan 22 1953 p 44-5)
High level road bridge over Yazoo River at Vicksburg, Miss, dismantled by lowering 350-ft truss span nearly 80 ft by novel scheme of hydraulic jacks and vertical threaded rods; jacks with 64-sq in. pistons were operated under 2000 psi; bridge was lowered at rate of 1 ft per hr. (see also unsigned description in Eng News-Rec v 150 n 4 Jan 22 1953 p 44-5)
Trusses being lowered with threaded rods
Roads Streets
Ward, J. (Autor:in)
Roads and Streets ; 96
1953
Aufsatz (Zeitschrift)
Englisch
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