1 General
1.0.1 This specification has been developed to regulate the construction of dynamic road vehicle weighing and detection systems.
1.0.2 This specification shall apply to the construction and modification of dynamic road vehicle weighing and detection systems.
1.0.3 The road vehicle dynamic weighing and detection system shall follow the principles of operational safety, mature technology, complete functionality, accurate detection, network operation, economy and practicality.
Article description
The construction of highway vehicle dynamic weighing detection system shall be determined according to the regional characteristics, traffic characteristics and road network structure of the highway, and the equipment that has been widely used shall be selected to give full play to the functions and roles of the system, to accurately detect and upload the detection information to the network, and to realize the all-weather monitoring of over-limit transport, so as to provide the foundation for the formation of a hierarchical, tightly structured and complementary monitoring network for over-limit control.
1.0.4 In addition to the provisions of this specification, the road vehicle dynamic weighing detection system shall also conform to the provisions of the relevant national and industry standards in force.
2 Terminology
2.0.1 Highway vehicle dynamic weighing and detection systemhighway weigh-in-motion system
A system set up within the highway to detect the axle (axle group) load or total mass of a moving vehicle, and to automatically record the overload status of the vehicle under inspection, with the possibility of storing, outputting and displaying relevant information.
2.0.2 Weigh-in-motion device for road vehicles
Equipment for weighing the axle (axle group) load or total mass of a vehicle in motion.
2.0.3 Detection zone for weigh-in-motion of road vehicles.
3 Basic requirements
3.1 Functional requirements
3.1.1 The road vehicle dynamic weighing and detection system shall be equipped with dynamic weighing and detection, licence plate recognition and recording, video monitoring and information dissemination.
3.1.2 The road vehicle dynamic weighing and detection system shall be capable of automatically detecting and outputting the vehicle type, number of axles, axle (axle group) load, total mass, etc.
3.1.3 License plate recognition and recording equipment shall be capable of automatically taking and outputting vehicle images, recognising and outputting vehicle number plate information.
3.1.4 Video monitoring equipment shall be capable of recording the driving status of vehicles passing through the road vehicle dynamic weighing detection area in a complete and clear manner, with the possibility of detecting and outputting vehicle driving speed functions.
3.1.5 Information dissemination equipment shall be capable of publishing and displaying information about the vehicle's overload and prompting the vehicle to unload.
4 Road vehicle dynamic weighing and detection equipment
4.1 General provisions
4.1.1 The road vehicle dynamic weighing and detection equipment shall be regularly calibrated, and the time, content and method of calibration shall be in accordance with the relevant provisions of the current measurement specifications.
4.1.2 The dynamic road vehicle weighing and testing equipment shall consist of a dynamic automatic road vehicle weigher and a vehicle detector.
Article description
Automatic dynamic road vehicle scales shall include, but not be limited to, the full vehicle, axle, curved plate, quartz crystal and flat module types specified in the Automatic Dynamic Road Vehicle Scales: Part 1: General Technical Specifications (GB/T 21296.1-2020), which may collect information such as vehicle axle (axle group) load or total mass mann.
Vehicle detectors include but are not limited to loop coil vehicle detectors, infrared vehicle detectors and laser vehicle detectors, which can accurately separate vehicles and prevent mass consolidation caused by following vehicles
4.1.3 Road vehicle dynamic weighing detection equipment for normal robotic weighing shall operate in the speed range Okm/h
1 General
2 Terminology
3 Basic requirements
4 Road vehicle dynamic weighing and detection equipment
5 License plate recognition and recording equipment
6 Video surveillance equipment
7 Information distribution equipment
8 Data processing system
9 Power supply and lightning protection and earthing
10 Data transmission
1总则
1.0.1为规范公路车辆动态称重检测系统建设，制定本规范。
1.0.2本规范适用于公路车辆动态称重检测系统的新建和改建。
1.0.3 公路车辆动态称重检测系统应遵循运行安全、技朵成熟、功能齐全、检测准确、联网运行、经济实用的原则。
条文说明
公路车辆动态称重检测系统建设根据公路的区域特点、交通特性、路网结构综合分析确定，选取经过广泛应用验证的设备，充分发挥系统各项功能和作用，准确检测并将检测信息联网上传，实现对超限运输的全天候监控,为形成层次分明、结构严密、功能互补的治超监控网络提供基础保陵
1.0.4公路车辆动态称重检测系统除应符合本规范的规定外，尚应符合国家和行业现行有关标准的规定。
2术语
2.0.1 公路车辆动态称重检测系统highway weigh-in-motion system
在公路范围内设置的，能够对行驶中车辆的轴（轴组）载荷或总质量进行检测，并自动记录受检车辆超限状态，可存储、输出、显示相关信息的系统。
2.0.2公路车辆动态称重检测设备weigh-in-motion device
对行驶中车辆的轴（轴组）载荷或总质量进行称量的设备。
2.0.3 公路车辆动态称重检测区detection zone for weigh-in-motion对行驶中车辆进行称重检测的路面区域。
3基本规定
3.1功能要求
3.1.1 公路车辆动态称重检测系统应具备动态称重检测、车牌识别及记录、视频监控、信息发布等功能。
3.1.2 公路车辆动态称重检测系统应能自动检测和输出车辆的车型、轴数、轴（轴组）载荷、总质量等。
3.1.3车牌识别及记录设备应能自动拍摄和输出车辆图像、识别和输出车辆号牌信息。
3.1.4视频监控设备应能完整，清晰地记录车辆经过公路车辆动态称重检测区的行驶状态，可具备检测和输出车辆行驶速度功能。
3.1.5 信息发布设备应能发布和显示车辆的超限信息，并提示车辆进行卸载。
4公路车辆动态称重检测设备
4.1一般规定
4.1.1 公路车辆动态称重检测设备应定期检定，检定的时间、内容、方法等应符合现行相关计量技术规范的有关规定。
4.1.2 公路车辆动态称重检测设备应由动态公路车辆自动衡器和车辆检测器组成。
条文说明
动态公路车辆自动衡器包括但不限于《动态公路车辆自动衡器︰第1部分:通用技术规范》(GB/T 21296.1-2020)规定的整车式、轴重式、弯板式、石英晶体式和平板模块式，可以采集车辆轴（轴组)载荷或总质曼等信息。
车辆检测器包括但不限于环形线圈车辆检测器、红外线车辆检测器和激光车辆检测器，可以准确分车，防止跟车引起的质量合升
4.1.3公路车辆动态称重检测设备进行正常劫态称量的运行速度范围应为Okm/h
