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A thick-walled casing pipe that is driven through overburden or into a deep drill hole to prevent caving.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
A pipe, one end of which is sharpened for driving it into the ground; used to obtain a sample in situ, to reach water, etc.
McGraw-Hill Dictionary of Architecture and Construction. Copyright © 2003 by McGraw-Hill Companies, Inc.