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GB/T 33171-2016: Specification for urban traffic performance evaluation
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GB/T 33171-2016: Specification for urban traffic performance evaluation

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Specification for urban traffic performance evaluation ICS 03.220.20 R85 National Standards of People's Republic of China Code for the evaluation of urban traffic conditions 2016-10-13 released 2017-04-01 implementation General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China China National Standardization Management Committee released Directory Preface III 1 Scope 1 2 normative reference document 1 3 Terms and definitions 1 4 Evaluation of content and process 2 5 evaluation of the object and scope of the division 2 5.1 Evaluation object 2 5.2 delineation of urban road network 2 5.3 Division of urban sub-regional road network 3 5.4 division of roads 3 5.5 Division of road sections 3 6 data acquisition requirements 3 6.1 Basic attribute data 3 6.2 Traffic flow data 3 Evaluation Index and Calculation 7.1 Classification and composition of indicators 3 7.2 Calculation of indicators 4 8 Running status class 6 Section 8.1 Classification of traffic conditions 8.2 Classification of traffic conditions of road network 9 Evaluation results 7 APPENDIX A (INFORMATION APPENDIX) RECOMMENDED TRANSMISSION RELATIONSHIP BETWEEN SEVERALITY OF POINTS IN THE ROAD NETWORK AND URBAN TRANSPORT INDEX INDEX 8 APPENDIX B (INFORMATION APPENDIX) RECOMMENDED RELATIONSHIP BETWEEN ROAD NETWORK TIME AND URBAN TRANSPORT INDEX INDEX 9 APPENDIX C (INFORMATION APPENDIX) RECOMMENDED CONVERSION OF ROAD NETWORK DELAY TIME AND URBAN TRANSPORT INDEX INDEX 10 Appendix D (Normative Appendix) Urban Road Traffic Condition Level Color Representation RGB Code Table 11 Reference 12

Foreword

This standard is drafted in accordance with the rules given in GB/T 1.1-2009. This standard is proposed by the Ministry of Transport of the People's Republic of China. The standard by the National Urban Standardization Technical Committee (SAC/TC529) centralized. The drafting unit of this standard. Beijing traffic development research center, Hangzhou comprehensive traffic research center, Wuhan traffic development strategy research institute, Ministry of Transport Science and Technology Research Institute, Zhejiang Provincial Department of Transportation, Hohhot Urban and Rural Planning and Design Institute. The main drafters of this standard. Guo Jifu, Wen Huimin, Sun Jianping, Tan Yongchao, Zhang Xi, Zhang Peng, Zhu Liyun, Gao Yangbin, She Shiying, Lvmengjiao, Zhang Li, Wang Chao, Zhang Yingying, Hu Yanglin, Quan Yuxiang, Yao Qing, Yao Yi, Gao Yong, Zhai Yaqiao, Liu Youde, Chen Shangxin, Wang Zhiqiang, Hu Zhongwei. Code for the evaluation of urban traffic conditions

1 Scope

This standard stipulates the content and process of urban road traffic condition evaluation, object and scope division, data collection, index and calculation, The classification of the operating status, the evaluation results. This standard applies to the urban road network, urban sub-regional road network, roads, sections and other traffic conditions of dynamic monitoring and evaluation.

2 normative reference documents

The following documents are indispensable for the application of this document. For dated references, only the dated edition applies to this article Pieces. For undated references, the latest edition (including all modifications) applies to this document. GB/T 3977-2008 Representation of colors GB/T 29107-2012 Road traffic information service traffic description

3 terms and definitions

The following terms and definitions apply to this document. 3.1 Traffic conditions Road or road network traffic flow and congestion status. 3.2 Link link A directional road section, defined by two endpoints, contains an intersection or an entrances and exits. 3.3 Traffic flow The number of vehicles passing through a section of a road in a unit of time. 3.4 Travel time traveltime The time between the two endpoints of a motor vehicle through a certain section. 3.5 Travel speed travelspeed The average speed between the two endpoints of a motor vehicle. 3.6 Free flow speed free-flowspeed In the low traffic volume, low density case of motor vehicles through the road section of the average travel speed. 3.7 Free flow time free-flowtraveltime The time at which the free flow velocity passes through the road section. ...