GB/T 31455.7-2025Intelligent system of bus rapid transit (BRT) - Part 7: Interface specifications between public transport priority devices and traffic signal controllers (English PDF)
快速公交（BRT）智能系统 第7部分：公交优先设备与交通信号控制机通信数据接口规范
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 31, 2025
Implementation date
July 1, 2026
Scope
GB/T 31455.7-2025 is the English-translated version of 快速公交（BRT）智能系统 第7部分：公交优先设备与交通信号控制机通信数据接口规范.
GB/T 31455.7-2025 is the Chinese standard "Intelligent system of bus rapid transit (BRT) - Part 7: Interface specifications between public transport priority devices and traffic signal controllers".
Its scope clause reads: This document specifies the data communication procedures between bus priority devices and traffic signal controllers (hereinafter referred to as signal controllers) in a Bus Rapid Transit (BRT) intelligent system.
The overall requirements for communication, interface technology requirements, testing methods, and verification rules. This document applies to the planning, design, construction, and communication data interface between bus priority equipment and signal controllers in a Bus Rapid Transit (BRT) intelligent system.
Operations and maintenance. Its clauses include terms and definitions; abbreviations.
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Document preview — GB/T 31455.7-2025
National Standard of the People's Republic of China
- ICS
- 35.100.70
- Classification
- L 79
- Replacing
- GB/T 31455.7-2015
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Preface
- Introduction
- 1.Scope
- 2 Normative References
- 3.Terms and Definitions
- 4.Abbreviations
- 5.General Requirements
- 6.Interface technical requirements
- 7.Test Methods
- 8 Inspection Rules
- Appendix A (Normative) Information Format
1 Scope
This document specifies the data communication procedures between bus priority devices and traffic signal controllers (hereinafter referred to as signal controllers) in a Bus Rapid Transit (BRT) intelligent system.
The overall requirements for communication, interface technology requirements, testing methods, and verification rules.
This document applies to the planning, design, construction, and communication data interface between bus priority equipment and signal controllers in a Bus Rapid Transit (BRT) intelligent system.
Operations and maintenance.
2 Normative references
The contents of the following documents, through normative references within the text, constitute essential provisions of this document. Dated citations are not included.
For references to documents, only the version corresponding to that date applies to this document; for undated references, the latest version (including all amendments) applies.
This document.
GB/T 2260 Administrative Division Codes of the People's Republic of China
GB/T 31455.1 Intelligent Bus Rapid Transit (BRT) Systems - Part 1.General Technical Requirements
GB/T 31455.3 Intelligent Systems for Bus Rapid Transit (BRT) - Part 3.Technical Requirements for Onboard Intelligent Terminals and Onboard Peripheral Equipment
GB/T 35789.1-2017 General Specification for Electronic Identification of Motor Vehicles Part 1.Automobiles
GA/T 543.9-2016 Public Security Data Elements (9)
GA/T 1743-2020 Specification for Information Release Interface of Road Traffic Signal Controllers
3 Terms and Definitions
The terms and definitions defined in GB/T 31455.1 and GA/T 1743-2020 apply to this document.
4 Abbreviations
The following abbreviations apply to this document.
BRT. Bus Rapid Transit
C-V2X. Cellular-Vehicle to X (Vehicle-to-X) wireless communication technology for vehicles.
IP. Internet Protocol […]
......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 11 pages — is available in the English PDF.
Referenced standards
Normative references
- GB/T 2260Codes for the administrative divisions of the People's Republic of China
- GB/T 31455.1Intelligent system of bus rapid transit (BRT) - Part 1: General technical requirements
- GB/T 31455.3Intelligent system of bus rapid transit (BRT) - Part 3: Technical requirements for on-board intelligent terminals and peripheral equipment
Editions of GB/T 31455.7
| Edition | Title | Revision | Status |
|---|---|---|---|
| GB/T 31455.7-2025 | Intelligent system of bus rapid transit (BRT) - Part 7: Interface specifications between public transport priority devices and traffic signal controllers | current edition | Current |
| GB/T 31455.7-2015 | Intelligent system of bus rapid transit (BRT) - Part 7: Interface specifications between public transport priority devices and traffic signal controllers | previous edition | Superseded |
This page sells the current edition, GB/T 31455.7-2025. Earlier editions are listed for reference only.
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