A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
State-of-art on drilling of shafts of between 42 and 109 in OD and up to 1444 ft deep in strata overlaying Southeast Missouri mineral deposits; techniques of removal of cuttings, lining holes as well as control of water head are discussed.
State-of-art on drilling of shafts of between 42 and 109 in OD and up to 1444 ft deep in strata overlaying Southeast Missouri mineral deposits; techniques of removal of cuttings, lining holes as well as control of water head are discussed.
Shaft drilling in southeast Missouri
Min Congress J
Krueger, H.A. (author)
1968
8 pages
Article (Journal)
English
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Non-Destructive Testing for Earthquake Hazards Mapping, Southeast Missouri, USA
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