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DZ/T 0012-1991Engineering geological drilling rig (English PDF)

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Issued by

Ministry of Natural Resources

Level / Type

National · Recommended

Issue date

June 22, 1991

Implementation date

January 1, 1992

Scope

DZ/T 0012-1991 (Engineering geological drilling rig) is available as an English-translated PDF.

DZ/T 0012-1991 is the Chinese standard "Engineering geological drilling rig". This standard specifies the type of construction engineering geological drilling rig, model, borehole diameter and depth series, the main technical requirements, product technical requirements and test methods, inspection rules, signs and packaging. Issued on 6/22/1991, in force from 1/1/1992.

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Document preview — DZ/T 0012-1991

National Standard of the People's Republic of China

Classification: D81

Document data

1 Document data

Sector: Geological Industry Standard (Recommended).

Date of issue: 6/22/1991.

Date of implementation: 1/1/1992.

Chinese Standard Classification: D81.

Length: about 11,149 characters in the Chinese original.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 8 pages — is available in the English PDF.

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