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JTGH 12-2015Technical Specification of Maintenance for Highway Tunnel (English PDF)

公路隧道养护技术规范

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Issued by

Ministry of Transport

Level / Type

National · Mandatory

Issue date

January 16, 2015

Implementation date

March 1, 2015

Scope

JTGH 12-2015 is the English-translated version of 公路隧道养护技术规范.

JTGH 12-2015 — This Standard applies to drilling and blasting method mountain highway tunnel maintenance work.

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Document preview — JTGH 12-2015

National Standard of the People's Republic of China

ICS: 93.080
Classification: R 18
Replacing: JTG H12-2003

Issued by: Ministry of Transport

[Preview only]
1 Scope
2 Normative References
2.1 Terms
3 Terms and Definitions
4 Overview
4.1 General requirements
5 Technical Requirements
6 Calibration conditions
6.1 Environmental conditions
6.2 Measurement standards and other equipment
7 Calibration items and calibration methods
7.1 Calibration Items
7.2 Calibration method
8 Expression of calibration results
9 Recalibration interval

1 Foreword

JTGH 12-2015 was issued by Ministry of Transport on 16 January 2015 and has been in force since 1 March 2015.

It replaces the earlier edition JTG H12-2003.

The document runs to 69 pages in English translation.

2 Scope Preview

This Standard applies to drilling and blasting method mountain highway tunnel maintenance work.

JTGH 12-2015 falls under ICS 93.080, in the field of civil engineering.

This catalogue holds 1 other JTGH standards in that field.

The JTGH documents in this catalogue all carry the edition year 2015.

3 About this standard

Issued by: Ministry of Transport

English translation: about 69 pages

Chinese original: about 104,155 characters

Supersedes the earlier edition JTG H12-2003.

4 Related standards

Standards on related subjects:

GB/T 13564-2022 — Roller opposite forces type automobile brake tester

JT/T 1011-2015 — Routine Inspection Methods for Battery Electric Vehicle

JT/T 155-2004 — Automobile lift

5 Classification and status

International classification (ICS): 93.080

Chinese Standard Classification (CCS): R 18

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 69 pages — is available in the English PDF.

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