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 GB/T 39195-2020: Technical specifications for urban flooding risk investigation
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 Basic data             | Standard ID | GB/T 39195-2020 (GB/T39195-2020) |           | Description (Translated English) | Technical specifications for urban flooding risk investigation |           | Sector / Industry | National Standard (Recommended) |           | Classification of Chinese Standard | A47 |           | Classification of International Standard | 07.060 |           | Word Count Estimation | 26,252 |           | Date of Issue | 2020-10-11 |           | Date of Implementation | 2021-05-01 |           | Regulation (derived from) | National Standard Announcement No. 21 of 2020 |           | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 39195-2020: Technical specifications for urban flooding risk investigation---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.Technical specifications for urban flooding risk investigation
ICS 07.060
A47
National Standards of People's Republic of China
Technical specifications for urban waterlogging risk survey
2020-10-11 released
2021-05-01 implementation
State Administration for Market Regulation
Issued by the National Standardization Management Committee
 Table of contentsPreface Ⅲ
1 Scope 1
2 Normative references 1
3 Terms and definitions 1
4 Basic requirements 1
5 Data content 2
6 Data collection method 3
Appendix A (Normative Appendix) City Geographic Information Collection 4
Appendix B (informative appendix) Basic situation of urban communities (streets) 5
Appendix C (informative appendix) Urban land use 6
Appendix D (informative appendix) Basic conditions of urban water bodies 7
Appendix E (informative appendix) Basic conditions of urban roads 8
Appendix F (informative appendix) Basic situation of urban rain and sewage pipeline network 10
Appendix G (informative appendix) Basic situation of waterlogging hidden danger points and areas affected by waterlogging 11
Appendix H (informative appendix) Urban waterlogging disaster information 16
Appendix I (Informative Appendix) Basic Information of Urban Observation Stations 19
Appendix J (informative appendix) Urban waterlogging prevention measures 20
Reference 21ForewordThis standard was drafted in accordance with the rules given in GB/T 1.1-2009.
This standard was proposed by the China Meteorological Administration.
This standard is under the jurisdiction of the National Standardization Technical Committee for Meteorological Disaster Prevention and Mitigation (SAC/TC345).
Drafting organizations of this standard. Guangdong Provincial Climate Center, National Climate Center, Guangdong Provincial Institute of Standardization.
The main drafters of this standard. Li Chunmei, Tang Lisheng, Liu Weiqin, Liang Shumin, Gao Ge, Zheng Jing, Cai Jing, Yan Jiaqiong, Li Wenyuan, Hu Wei.
Technical specifications for urban waterlogging risk survey1 ScopeThis standard specifies the basic requirements, data content, and data collection methods for urban waterlogging risk surveys.
This standard applies to the general survey of waterlogging risks in urban built-up areas, and reference can be made to the monitoring and early warning of urban waterlogging risks, risk prevention and control, etc.
use.2 Normative referencesThe following documents are indispensable for the application of this document. For dated reference documents, only the dated version applies to this document.
For undated references, the latest version (including all amendments) applies to this document.
GB/T 2260 Administrative division codes of the People's Republic of China3 Terms and definitionsThe following terms and definitions apply to this document.
3.1
Waterlogging
Heavy rainfall or continuous rainfall within a certain range exceeds the absorption capacity of rainwater facilities, resulting in water accumulation on the ground.
[GB 51222-2017, definition 2.1.1]
3.2
Risk Survey
Information about the hazard-causing factors and their hazards, hazard-bearers and their exposure and vulnerability, and disaster prevention and mitigation capabilities
Collect and investigate.
[QX/T 428-2018, definition 3.4]
3.3
Hidden danger point of waterlogging
Places that are prone to water accumulation and may cause loss or impact.4 Basic requirements4.1 Data Census
4.1.1 The combination of data information collection and field investigation should be emphasized.
4.1.2 A data review system should be established to ensure the reliability of data and the standardization of filling.
4.1.3 Data usage shall comply with data confidentiality requirements.
4.2 Data collection
4.2.1 The data should be refined to drainage districts and urban communities (streets).
4.2.2 The data content of Chapter 5 should be collected. If relevant data is collected, it is not necessary to fill in the forms one by one, but the source should be indicated; if the relevant data cannot be collected
 
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