GB/T 39559.2-2020Specifications for operational monitoring of urban rail transit facilities—Part 2: Bridge (English PDF)
城市轨道交通设施运营监测技术规范 第2部分：桥梁
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Issued by
SAMR; SAC
Level / Type
National · Recommended
Issue date
December 14, 2020
Implementation date
July 1, 2021
Scope
GB/T 39559.2-2020 is the English-translated version of 城市轨道交通设施运营监测技术规范 第2部分：桥梁.
GB/T 39559.2-2020 is the Chinese standard "Specifications for operational monitoring of urban rail transit facilities—Part 2: Bridge".
Its scope clause reads: This part of GB/T 39559 specifies the basic requirements, inspection, monitoring and status of urban rail transit bridge facilities operation monitoring technology Evaluation requirements and methods: This part is applicable to the operation inspection, monitoring and status evaluation of urban rail transit bridge facilities:. Its clauses include terms and definitions; basic requirements.
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Document preview — GB/T 39559.2-2020
National Standard of the People's Republic of China
- ICS
- 03.220.30
- Classification
- P 51
Issued by: State Administration for Market Regulation; Standardization Administration of the PRC
Contents
- Foreword
- 1 Scope
- 2 Normative references
- 3 Terms and definitions
- 4 Basic requirements
- 5 Check
- 5:1 Daily inspection
- 5:2 Periodic inspection
- 5:3 Special inspection
- 6 Monitoring
- 6:1 Settlement and deformation monitoring
- 6:2 Safety monitoring
- 7 Status evaluation
- 7:1 Evaluation of technical status
- 7:2 Structural safety evaluation
- 7:3 Evaluation of driving impact
- Appendix A (Informative Appendix) Daily Bridge Inspection Record
- Appendix C (Informative Appendix) Bridge Periodic Inspection Record Form
- Appendix D (Informative Appendix) Bridge Settlement and Deformation Monitoring Record Table
- Appendix E (Normative Appendix) Evaluation indicators of various components and corresponding scale values
- References
1 Scope
This part of GB/T 39559 specifies the basic requirements, inspection, monitoring and status of urban rail transit bridge facilities operation monitoring technology
Evaluation requirements and methods:
This part is applicable to the operation inspection, monitoring and status evaluation of urban rail transit bridge facilities:
2 Normative references
The following documents are indispensable for the application of this document: For dated reference documents, only the dated version applies to this article
Pieces: For undated references, the latest version (including all amendments) applies to this document:
GB/T 39559:1-2020 Technical Specification for Operation Monitoring of Urban Rail Transit Facilities Part 1: General Provisions
GB/T 50308 Urban Rail Transit Engineering Survey Specification
GB/T 51234 Code for Design of Urban Rail Transit Bridges
3 Terms and definitions
The following terms and definitions defined in GB/T 39559:1-2020 apply to this document:
3:1
Settlement anddeformationmonitoring
Continuously monitor the settlement of bridge piers and abutments, lateral horizontal displacement of pier tops and beam deformation under dead loads, and provide deformation analysis the behavior of:
3:2
Safetymonitoring
By installing a bridge structure safety monitoring system, real-time collection of load, environment and structure response information, analysis and processing behavior:
3:3
Technical status evaluation technicalstatusevaluation
Based on the results of bridge operation inspection and monitoring, the disease condition of the bridge is evaluated:
3:4
Evaluationofstructuresafety
Based on the bridge operation inspection and monitoring results and related data, through the check or test, the safety evaluation of the bridge structure is made:
3:5
Evaluationofimpactsontrainmoving
Based on the bridge operation inspection and monitoring results and related data, the evaluation of the degree of influence of the bridge structure on the train operation is made:
4 Basic requirements
4:1 The daily inspection, regular inspection and settlement and deformation monitoring of the bridge should fill in the record form, and the record form should be sorted out in time, and any problems should be raised
Treatment suggestions:
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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 37 pages — is available in the English PDF.
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Related Standards
GB/T 39559.1-2020 — Specifications for operational monitoring of urban rail transit facilities—Part 1: General
GB/T 39559.3-2020 — Specifications for operational monitoring of urban rail transit facilities—Part 3:Tunnel
GB/T 39559.4-2020 — Specifications for operational monitoring of urban rail transit facilities—Part 4: Track and earthworks
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