1 General Provisions 2 Terms and Symbols 2.1 Terms 2.2 Symbols 3 Configuration and Classification of Traffic Engineering and Affiliated Facilities in Highway Tunnels 4 Traffic Safety Facilities 4.1 General 4.2 Signage 4.3 Markings 4.4 Delineators 5 Ventilation 5.1 General 5.2 Criteria for ventilation 5.3 Designed wind speed 5.4 Smoke control 5.5 Fans 5.6 Ventilation control 6 Lighting 6.1 General 6.2 Lighting in threshold zone 6.3 Lighting in transition zone 6.4 Lighting in interior zone 6.5 Lighting in exit zone 6.6 Lighting in turnouts and horizontal vehicle adits 6.7 Emergency lighting and external road lighting 6.8 Lighting control 7 Traffic Monitoring Facilities 7.1 General 7.2 Traffic monitoring facilities 7.3 Traffic control and indicator facilities 8 Emergency Telephone System 8.1 General 8.2 Emergency telephone system 8.3 Tunnel radio system 9 Fire Detection and Alarm Devices 9.1 General 9.2 Division of alarm area and detection area 9.3 Fire detectors 9.4 Manual alarm buttons 9.5 Fire alarm controller 9.6 Audible/visual fire alarm signaling appliances 9.7 Requirements for system power supply and communications 10 Firefighting Equipment and Escape Paths 10.1 General 10.2 Firefighting equipment 10.3 Escape paths 11 Power Supply and Distribution Facilities 11 1 General 11 2 Power supply facilities 11 3 Power distribution facilities 11 4 Emergency power supply 11 5 Power monitoring system 11 6 Distribution substation and generator room 12 Central Control and Management Systems 12.1 General 12.2 Management scheme 12.3 System function and control mode 12.4 Facilities in central control room 12.5 Central control and management software 13 Grounding and Lightning Protections 13.1 General 13.2 Grounding device 13.3 Lightning protections 14 Cable System and Other Related Facilities 14.1 General 14.2 Cable tray, bracket, trunking 14.3 Cable conduit 14.4 Cable selection and laying 14.5 Reserved caverns Appendix A Sign Boards for Tunnel Signage Wording Explanation for the Specifications