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DB/T 20.2-2006Specification for the construction of seismic station Underground fluid station Part 2: Gas radon and gas mercury observatory (English PDF)

地震台站建设规范地下流体台站第2部分:气氡和气汞台站

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Issued by

China Earthquake Administration

Level / Type

National · Recommended

Issue date

February 20, 2006

Implementation date

May 1, 2006

Scope

DB/T 20.2-2006 is the English-translated version of 地震台站建设规范地下流体台站第2部分:气氡和气汞台站.

DB/T 20.2-2006 — This standard specifies the Field selection of underground fluid radon gas stations in mercury observation stations, observation wells and observation room building, observation device configuration and data archiving requirements.

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Document preview — DB/T 20.2-2006

National Standard of the People's Republic of China

ICS: 91.120.25
Classification: P 15

Issued by: China Earthquake Administration

1 Foreword

DB/T 20.2-2006 was issued by China Earthquake Administration on 20 February 2006 and has been in force since 1 May 2006.

It is one of 2 parts of the DB/T 20 series.

2 Scope

This standard specifies the Field selection of underground fluid radon gas stations in mercury observation stations, observation wells and observation room building, observation device configuration and data archiving requirements. This section applies to the construction and renovation of underground fluid radon gas stations in mercury observation stations.

3 About this standard

Issued by: China Earthquake Administration

English translation: about 12 pages

Chinese original: about 18,165 characters

4 Related standards

Other parts of this standard:

DB/T 20.1-2025 — Underground fluid station - Part 1: Water level, flow rate and temperature

5 Classification and status

International classification (ICS): 91.120.25

Chinese Standard Classification (CCS): P 15

Prefix DB/T: recommended standard.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 12 pages — is available in the English PDF.

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