Standard Historical Last Updated: Aug 16, 2017 Track Document
ASTM D4971-89(1998)

Standard Test Method for Determining the In Situ Modulus of Deformation of Rock Using the Diametrically Loaded 76-mm (3-in.) Borehole Jack

Standard Test Method for Determining the In Situ Modulus of Deformation of Rock Using the Diametrically Loaded 76-mm (3-in.) Borehole Jack D4971-89R98 ASTM|D4971-89R98|en-US Standard Test Method for Determining the In Situ Modulus of Deformation of Rock Using the Diametrically Loaded 76-mm (3-in.) Borehole Jack Standard new BOS Vol. 04.08 Committee D18
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Scope

1.1 This test method covers the estimation of in situ modulus of a rock mass at various depths and orientations. Information on time-dependent deformation may also be obtained.

1.2 The values stated in SI units are regarded as standard. The inch-pound units in parentheses are for information only.

1.3 This standard may involve hazardous materials, operations, and equipment. This standard does not purport to address all of the safety problems associated with its use. It is the responsibility of the user of this standard to establish appropriate safety and health practices and determine the applicability of regulatory limitations prior to use.

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Details
Book of Standards Volume: 04.08
Developed by Subcommittee: D18.12
Pages: 6
DOI: 10.1520/D4971-89R98
ICS Code: 93.020