JJF 1980-2022 Calibration Specification for Road Traffic Technical Monitoring and Controlling Systems of Time Parameters

GB/T 21255-2007 Motor vehicle speed detector GB/T 21255-2019 Motor vehicle speed detector GA/T 496-2004 General specifications of automatic detecting and recording system of vehicles for violation of traffic signal GA/T 496-2009 General specifications of automatic detecting and recording system of vehicles for violation of traffic signal GA/T 496-2014 General technical specifications for automatic recording systems of red light cameras GA/T 497-2004 General specifications of intelligent monitoring and recording system of vehicles on highways GA/T 497-2009 General specifications of intelligent monitoring and recording system of vehicles on highways GA/T 497-2016 General technical specifications for intelligent monitoring and recording system for vehicles on roads GA/T 832-2009 Technology specifications of image forensics for road traffic offences GA/T 832-2014 Technical specifications for image forensics of road traffic offences GA/T 959-2011 Technical specifications for motor vehicle point-to-point speed measurement GA/T 961-2011 Technical specifications for acceptance of intelligent monitoring and recording system of vehicles on highways GA/T 961-2020 Technical specifications for acceptance of intelligent monitoring and recording system for vehicles on roads GA/T 995-2012 Technology specifications for video forensics devices for road traffic violation GA/T 995-2020 Technical specifications for video forensics devices for violations of road traffic safety GA/T 1043-2013 Specifications for operation and maintenance of road traffic monitoring and controlling equipment GA/T 1244-2015 General specifications for intelligent monitoring systems of pedestrian crosswalk