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GB/T 45668-2025Technical requirements for underground space information system construction (English PDF)

地下空间信息系统建设技术要求

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

May 30, 2025

Implementation date

September 1, 2025

Scope

GB/T 45668-2025 is the English-translated version of 地下空间信息系统建设技术要求.

GB/T 45668-2025 is the Chinese standard "Technical requirements for underground space information system construction".

Its scope clause reads: This document specifies the overall requirements for the construction of underground space information systems, as well as system design, data organization and database construction, system implementation, system Technical requirements for acceptance, system operation and maintenance.

This document applies to the design, development, application and operation and maintenance of underground space information systems.

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Document preview — GB/T 45668-2025

National Standard of the People's Republic of China

ICS: 07.040
Classification: A 75

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

Preface
1 Scope
2 Normative references
3 Terms, definitions and abbreviations
3.1 Terms and Definitions
3.2 Abbreviations
4 General Requirements
4.1 Construction Process
4.2 Construction Content
4.3 Space-time benchmark
4.4 Data requirements
4.5 Other requirements
5 System Design
5.1 General requirements
5.2 Design Process
5.3 System Framework
5.4 Functional Requirements
5.5 Database Design
5.6 Connection with other information systems
5.7 Operating Environment Requirements
6 Data organization and database construction
6.1 General requirements
6.2 Data Preparation and Preprocessing
6.3 Data Processing
6.4 Data storage
7 System Implementation
7.1 General requirements
7.2 Software Development
7.3 Establishing the operating environment
7.4 System Integration and Testing
8 System Acceptance
8.1 General requirements
8.2 Trial operation
8.3 Acceptance Testing
8.4 Technical Achievements
8.5 Acceptance Implementation
9 System Operation and Maintenance
9.1 General requirements
9.2 Daily Operation Management
9.3 Security and Confidentiality Management
9.4 Data backup and update
9.5 System Upgrade and Maintenance
Appendix A (Normative) Classification and naming of underground space data
Appendix B (Informative) Data Diagram Symbols for Underground Space Facilities

1 Scope

This document specifies the overall requirements for the construction of underground space information systems, as well as system design, data organization and database construction, system implementation, system

Technical requirements for acceptance, system operation and maintenance.

This document applies to the design, development, application and operation and maintenance of underground space information systems.

2 Normative references

The contents of the following documents constitute essential clauses of this document through normative references in this document.

For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to

This document.

GB/T 2887 General Specification for Computer Sites

GB/T 8566 Systems and software engineering software life cycle processes

GB/T 8567 Specification for the preparation of computer software documentation

GB/T 9361 Computer Site Safety Requirements

GB/T 9385 Computer software requirements specification specification

GB/T 12328 Legend and color code for comprehensive engineering geological maps

GB/T 15532 Computer software testing specification

GB/T 18578 Urban Geographic Information System Design Specification

GB/T 20158 Information Technology Software Life Cycle Process Configuration Management

GB/T 20273 Information security technology - Technical requirements for security of database management systems

GB/T 21740 Specification for the construction of basic geographic information urban database

GB/T 22239 Information security technology Network security level protection basic requirements

GB/T 22240 Information security technology - Guidelines for classification of network security protection levels

GB/T 28448 Information security technology network security level protection assessment requirements

GB/T 28449 Information security technology Network security level protection assessment process guide

GB/T 28590 Classification and codes of urban underground space facilities

GB/T 33447 Geographic Information System Software Testing Specification

GB/T 39786 Information security technology Basic requirements for the application of cryptography in information systems

GB/T 41447 Technical specification for three-dimensional modeling of urban underground space

GB/T 42987 Data requirements for urban underground space

GB/T 45666 Classification codes and symbol expressions for land pipeline elements

GB 50174 Data Center Design Specification

CH/T 1037 Technical Specification for Pipeline Information System Construction

DZ/T 0197 Digital geological map layer and attribute file format

DZ/T 0352 Urban geological survey data content and database structure

GB/T 44489 | GB/T 41452 | GB/T 42056 | GB/T 45667 | GB/T 45666 | […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 23 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 20158

Editions of GB/T 45668

Edition	Title	Revision	Status
GB/T 45668-2025	Technical requirements for underground space information system construction	current edition	Current

This page sells the current edition, GB/T 45668-2025. Earlier editions are listed for reference only.

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