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Pre - Engineer Research and Development Center (ERDC)
Soils and Pavements Laboratory - (8/1/1972 - 4/16/1978)
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1969-07
Development of a vibropacker system for inducing polarized shear waves and compression waves at depths
United States. Assistant Secretary of the Army (R & D)
;
Ballard, Robert F.
;
Leach, Roy E.
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Boreholes
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Compression waves
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Geophysical surveys
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Shear waves
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Shock waves
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Vibration
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Vibropacker system
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1969
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