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A platform for research: civil engineering, architecture and urbanism
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. (author)
1932
3 pages
Article (Journal)
English
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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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