Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Making long concrete joists and roof slabs
Plant at Williamstown Junction, NJ, manufactures roofing slabs and joists; description of high production machine which turns out average of one 40-ft joist every three min; joists are made in 6-, 8-, 10-, 12- and 14-in. sizes using same basic form for all sizes by means of inserts.
Making long concrete joists and roof slabs
Plant at Williamstown Junction, NJ, manufactures roofing slabs and joists; description of high production machine which turns out average of one 40-ft joist every three min; joists are made in 6-, 8-, 10-, 12- and 14-in. sizes using same basic form for all sizes by means of inserts.
Making long concrete joists and roof slabs
Rock Products
Lenhart, W.B. (Autor:in)
Rock Products ; 51
1948
Aufsatz (Zeitschrift)
Englisch
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Prestressed concrete applied to roof joists
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