This Code applies to the facilities, technology and inspection of the time-filling appliances of compressed natural gas for vehicles among specified gas use installations in conformity to the Enforcement Regulation of the Urban Gas Business Act(hereinafter referred to as “the Act”), Article 20-2, Clause 1.
Table of Contents
1. General
1.1 Scope
1.2 Validity of Code
1.3 Definitions
1.4 Application of Codes (currently not used)
1.5 Interim Measures (currently not used)
1.6 Restriction on Use of Appliances
2. Installation Standard
2.1 Layout Standard (currently not used)
2.2 Foundation Standard (currently not used)
2.3 Storage Facility Standard (not applicable)
2.4 Gas Facility Standard
2.4.1 Materials of gas facilities
2.4.2 Construction of gas facilities (currently not used)
2.4.3 Thickness and strength of gas facilities (currently not used)
2.4.4 Installation of gas facilities
2.4.5 Performance of gas facilities
2.5 Piping Standard
2.5.1 Piping materials
2.5.2 Configuration of piping (currently not used)
2.5.3 Thickness and strength of piping (currently not used)
2.5.4 Jointing of piping (currently not used)
2.5.5 Expansion or contraction absorption measures for piping systems (currently not used)
2.5.6 Insulation measures for piping (currently not used)
2.5.7 Installation of piping
2.6 Governor Standard (not applicable)
2.7 Combustor Standard (not applicable)
2.8 Accident Prevention Standard
2.8.1 Installation of overpressure safety devices
2.8.2 Installation of gas leak alarm system and automatic shutoff device
2.8.3 Installation of emergency shutoff devices
2.8.4 Installation of backflow prevention device (currently not used)
2.8.5 Installation of backfire prevention device (currently not used)
2.8.6 Hazard monitoring and control system (not applicable)
2.8.7 Installation of accidental start prevention device (currently not used)
2.8.8 Installation of explosion-proof electrical facilities (currently not used)
2.8.9 Installation of ventilation systems
2.8.10 Installation of corrosion prevention system (currently not used)
2.8.11 Installation of static eliminators
3. Technical Standard
3.1 Safety Maintenance Standard
3.1.1 Maintenance of foundations (currently not used)
3.1.2 Maintenance of storage facilities (currently not used)
3.1.3 Maintenance of gas facilities
3.1.4 Maintenance of piping systems (currently not used)
3.1.5 Maintenance of governors (not applicable)
3.1.6 Maintenance of combustors (not applicable)
3.1.7 Maintenance of accident prevention devices
3.2 Transfer and Filling Standard (not applicable)
3.3 Inspection Standard
3.3.1 Inspection of overall installation
4. Inspection Standard
4.1 Inspection Items
4.1.1 Intermediate inspection and safety confirmation (currently not used)
4.1.2 Completion inspection
4.1.3 Regular inspection
4.2 Inspection Methods
4.2.1 Intermediate inspection or safety confirmation (currently not used)
4.2.2 Completion inspection and regular inspection
