Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
How 240 tons of explosives were used excavating California highway
Construction of relocated US Highway Route 99 traversing rocky sides of Shasta Canyon in northern California; various types of holes prepared by explosives; bootleg holes; explosives used; types of powder pockets; drill bit types. (See also Roads and Streets v 75 n 7 July 1932 p 299-301; and Eng and Contracting v 71 n 8 Aug 1932 p 195-7)
How 240 tons of explosives were used excavating California highway
Construction of relocated US Highway Route 99 traversing rocky sides of Shasta Canyon in northern California; various types of holes prepared by explosives; bootleg holes; explosives used; types of powder pockets; drill bit types. (See also Roads and Streets v 75 n 7 July 1932 p 299-301; and Eng and Contracting v 71 n 8 Aug 1932 p 195-7)
How 240 tons of explosives were used excavating California highway
West Construction News Highways Bldr
Pope, C.S. (Autor:in)
1932
3 pages
Aufsatz (Zeitschrift)
Englisch
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How 240 tons of explosives were used excavating California highway
| Engineering Index Backfile | 1932
How 240 tons of explosives were used excavating California highway
| Engineering Index Backfile | 1932
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CONNECTED BAND OF EXCAVATING ROD OF GROUND EXCAVATING DEVICE USED IN SCW METHOD
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