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GB/T 40122-2021Full face tunnel boring machine—Rectangular earth pressure balance pipe jacking machine (English PDF)

全断面隧道掘进机矩形土压平衡顶管机

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

May 21, 2021

Implementation date

December 1, 2021

Scope

GB/T 40122-2021 is the English-translated version of 全断面隧道掘进机矩形土压平衡顶管机.

GB/T 40122-2021 covers rectangular earth pressure balance pipe jacking machines, a type of full face tunnel boring machine.

It gives the terms and definitions, basic parameters and model designation, and the technical requirements for the cutter head and cutters, cutter head drive, shield, pushing device, top iron, top ring, back support and starting frame, screw conveyor, relay room, correction, auxiliary, hydraulic, electrical, data acquisition and guiding systems, together with occupational health and environmental safety.

It sets the matching test methods, the factory, site and type inspection rules, the accompanying documents and maintenance manual, marking, packaging and transport.

Informative annexes show how to calculate jacking and correction forces and give an inspection record form. It was issued on 21 May 2021 and has applied since 1 December 2021.

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Document preview — GB/T 40122-2021

National Standard of the People's Republic of China

ICS: 91.220
Classification: P 97

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Basic parameters and models
4.1 Basic parameters
4.2 Model
5 Technical requirements
5.1 General requirements
5.2 Cutter head and cutter
5.3 Cutter head drive unit
5.4 Shield
5.5 Pushing device
5.6 Top iron, top ring, rear leaning and starting frame
5.7 Screw conveyor
5.8 Relay room
5.9 Correction system
5.10 Auxiliary system
5.11 Hydraulic system
5.12 Electrical system
5.13 Data Acquisition System
5.14 Guiding system
5.15 Occupational Health and Environmental Safety
6 Test method
6.1 Test conditions
6.2 Visual inspection
6.3 Data Collection
6.4 Excavation size
6.5 Cutterheads and knives
6.6 Cutter head drive unit
6.7 Shield
6.8 Pushing device
6.9 Top iron and backrest
6.10 Screw conveyor
6.11 Maximum push speed between relay
6.12 Correction system
6.13 Auxiliary system
6.14 Pollution degree detection
6.15 Electrical system
6.16 Gas detection
6.17 Emergency stop inspection
7 Inspection rules
7.1 Inspection classification
7.2 Factory inspection
7.3 Site inspection
7.4 Type inspection
7.5 Judgment Rule
8 Accompanying documents and product maintenance manual
8.1 Accompanying documents
8.2 Product Maintenance Manual
9 Marking, packaging and transportation
9.1 Sign
9.2 Packaging and transportation
Appendix A (informative) The calculation method of the jacking force of the pipe jacking machine
Appendix B (informative) Correction force calculation method
Appendix C (Informative) Inspection Record Form

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules of Standardization Documents" Drafting.

1 Scope

This document specifies the terms and definitions, basic parameters and models, technical requirements, test methods, and inspection regulations of rectangular earth pressure balance pipe jacking machines. Rules, accompanying documents, signs, packaging and transportation.

This document applies to rectangular earth pressure balance pipe jacking machines (hereinafter referred to as pipe jacking machines).

2 Normative references

The contents of the following documents constitute the indispensable clauses of this document through normative references in the text. Among them, dated quotations Only the version corresponding to that date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to this document.

GB/T 191 Packaging, storage and transportation pictorial signs

GB/T 3766 General rules and safety requirements for hydraulic transmission systems and their components

GB/T 5226.1 Electrical safety of machinery Electrical equipment of machinery Part 1: General technical conditions

GB 5226.3 Safety of Machinery Part 11 of Electrical Equipment of Machinery. Voltage higher than 1000Va.c. or 1500Vd.c. but not exceeding Technical conditions of 36kV high voltage equipment

GB/T 6388 Transport packaging receiving and dispatching signs

GB/T 7932 General rules and safety requirements for pneumatic systems and their components

GB/T 13306 signs

GB/T 13384 General technical conditions for packaging of mechanical and electrical products

GB/T 14039-2002 Code of pollution grade of solid particles in hydraulic transmission oil

GB/T 17301 Earth-moving machinery operation and maintenance space with obtuse corners

GB/T 20082 The method of measuring particle pollution degree by optical microscope for hydraulic transmission liquid pollution

GB/T 34354-2017 Full-face tunnel boring machine terms and commercial specifications

GB/T 34651-2017 Full-section tunnel boring machine EPB shield machine

GB/T 37400.3 General technical conditions for heavy machinery Part 3: Welding parts

GB/T 37400.10 General technical conditions for heavy machinery Part 10: Assembly

GB/T 37400.11 General technical conditions for heavy machinery Part 11: Piping

GB/T 40127-2021 Safety requirements for pipe jacking machines of full-face tunnel boring machines

GB 50150 Electrical equipment installation engineering electrical equipment handover test standard

GB 50168-2018 Electrical installation engineering cable line construction and acceptance standard

JB/T 10205 hydraulic cylinder

3 Terms and definitions

GB/T 34354-2017, GB/T 34651-2017 and GB/T 40127-2021 and the following terms and definitions apply In this document.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 24 pages — is available in the English PDF.

Referenced standards

Normative references

Similar standards

GB/T 32543-2026|GB/T 47397-2026|GB 45943-2025|GB/T 25641-2025|GB/T 25643-2025|GB/T 45874-2025

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