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Tests for Tunnel Support and Lining Requirements
US Department of the Interior/George B. Wallace & Walter H. Ortel
Editorial: US Dept. of the Interior/Bureau of Reclamation/Engineering and Research Center/Div.of General Research, Denver, Colorado, 1970
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Librería: Xochi's Bookstore & Gallery, truth or consequences, NM, Estados Unidos de AmericaXochi's Bookstore & Gallery
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Paper Back. Condición: Near Fine. No Jacket. 27pp.; SC white w/blk.staple-bound (no title on spine); PON ft.cover; clean,tight pgs. Tunnel instrument program to measure rock movement, loads on supports and linings, relative movement between rock & lining, and stresses in supports & lining. Pre-print of a paper prepared for presentation at the 12th Symposium on Rock Mechanics, University of Missouri-Roll, Roll, Missouri, November 16-18, 1970. illus.,graphs&charts.…