DB3305/T 300-2024
Specifications for construction, operation and maintenance of rural pipeline gas projects (English Version)

Standard No.

DB3305/T 300-2024

Language

Chinese, Available in English version

Release Date

2024

Published By

Zhejiang Provincial Standard of the People's Republic of China

Latest

DB3305/T 300-2024

Scope

Rural Pipeline Gas Project This document specifies the basic requirements for rural pipeline gas projects, LNG gas supply stations, outdoor buried pipelines and pressure regulating devices, outdoor overhead pipelines and outdoor gas meters, indoor gas pipelines and gas combustion appliances, training and emergency management, operation and maintenance requirements, etc. Scope of application This document applies to the design, construction, acceptance and operation and maintenance management of pipeline gas projects in rural areas where urban gas pipelines are not covered. Scope of non-application This document does not apply to rural biogas, straw gas, biomass oil, liquefied petroleum gas and other gas supply projects.

DB3305/T 300-2024 Referenced Document

• CJ/T 180 Manually operated gas valves for gas installations of buildings
• CJ/T 394 Electromagnetic gas emergency shut-off valve
• CJ/T 447 Automatic shut-off valve for pipeline gas
• CJJ 51 Technical specification for safety of operation,maintenance and rush-repair of city gas facilities
• CJJ 63 Polyethylene gas pipeline engineering technical standards
• CJJ 94 Code for construction and quality acceptance of city indoor gas engineering
• CJJ 95 Technical specification for corrosion control of urban gas buried steel pipelines
• CJJ/T 148 Technical specification for city gas odorization
• CJJ/T 153 Standard for city gas signs
• CJJ/T 215 Technical specification for leak detection of city gas piping system
• CJJ/T 250 Technical regulations for urban gas pipeline crossing engineering
• GA 1810 Anti-terrorism prevention requirements for urban gas system
• GA/T 1081 Safety precaution system maintenance specification
• GB 150 Pressure Vessels (Bound Edition)*， 2025-05-02 Update
• GB 16914 General safety technique requirements of gas burning appliances
• GB 27790 City gas pressure regulator
• GB 27791 City gas pressure regulating installation
• GB 50016 Architectural design code for fire protection
• GB 50028 Code for Design of Town Gas
• GB 50052 Code for design electric power supply system
• GB 50057 Code for design protection of structures against lightning
• GB 50096 Design code for residential buildings
• GB 50140 Code for design of extinguisher distribution in buildings (explanation)
• GB 50316 Design code for industrial metallic piping
• GB 50952 Technical code for lightning protection engineering for rural residential areas
• GB 55009-2021 Specifications for Gas Engineering Projects
• GB/T 15558.1 Buried polyethylene (PE) piping systems for gas use Part 1: General principles
• GB/T 24918 Cryogenic emergency shutoff valve
• GB/T 24925 Low temperature valve—Technical specifications
• GB/T 26255 Steel-plastic-transition fittings for polyethylene(PE) piping systems for the supply of gaseous fuels
• GB/T 28885 Gas Service Guidelines*， 2025-03-28 Update
• GB/T 3091 Welded steel pipe for low pressure fluid transportation*， 2025-03-28 Update
• GB/T 50484 Construction safety technical standards for petrochemical construction projects
• GB/T 50493 Petrochemical industry combustible gas and toxic gas detection alarm design standards
• GB/T 51455 Construction and acceptance standards for urban gas transmission and distribution projects
• GB/T 8163 Seamless steel pipes for liquid service
• GB/T 9711 Petroleum and natural gas industries—Steel pipe for pipeline transportation systems
• JB/T 11492 Copper ball valves and globe valves for gas pipeline engineering
• TSG 21 Safety Technical Supervision Regulations for Stationary Pressure Vessels

DB3305/T 300-2024 history

• 2024 DB3305/T 300-2024 Specifications for construction, operation and maintenance of rural pipeline gas projects

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