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GB/T 42435-2023: Technical specification for coastal erosion monitoring and disaster losses evaluation
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Technical specification for coastal erosion monitoring and disaster losses evaluation
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GB/T 42435-2023
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Basic data | Standard ID | GB/T 42435-2023 (GB/T42435-2023) | | Description (Translated English) | Technical specification for coastal erosion monitoring and disaster losses evaluation | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | A45 | | Classification of International Standard | 07.060 | | Word Count Estimation | 46,413 | | Date of Issue | 2023-05-23 | | Date of Implementation | 2023-09-01 | | Issuing agency(ies) | State Administration for Market Regulation, China National Standardization Administration | GB/T 42435-2023: Technical specification for coastal erosion monitoring and disaster losses evaluation
---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.
ICS 07:060
CCSA45
National Standards of People's Republic of China
Technical Specifications for Coastal Erosion Monitoring and Disaster Loss Assessment
Released on 2023-05-23
2023-09-01 Implementation
State Administration for Market Regulation
Released by the National Standardization Management Committee
table of contents
Preface III
1 Scope 1
2 Normative references 1
3 Terms and Definitions 1
4 Coastal Erosion Monitoring 2
4:1 Data collection and survey and research 2
4:2 On-site monitoring 3
4:3 Data processing 7
5 Coastal Erosion Hazard Assessment12
5:1 Evaluation content 12
5:2 Evaluation method and steps 13
6 Outcome 15
6:1 Datasets 15
6:2 Results map 15
6:3 Monitoring and Evaluation Report 16
Appendix A (Normative) Monitoring pile embedding and design requirements 17
Appendix B (Normative) Monitoring Pile Information Registration Form 18
Appendix C (Normative) Shoreline Monitoring Field Record Form 19
Appendix D (Normative) Section Monitoring Field Record Form 20
Appendix E (Normative) Coastal Erosion Disaster Loss Field Survey Form 21
Appendix F (Normative) Shoreline retreat rate statistics table 24
Appendix G (Normative) Cross-section terrain monitoring statistics table 25
Appendix H (Normative) Statistical Table of Beach Erosion Rate 26
Appendix I (Normative) Section Sediment Monitoring Statistical Table 27
Appendix J (Normative) Statistical Table of Dynamic Sediment Observation 28
Appendix K (Normative) Coastal Erosion Disaster Loss Statistical Table 30
Appendix L (Normative) Coastal Erosion Risk Assessment Method 31
Appendix M (Normative) Statistical Table of Coastal Erosion Intensity Grades 33
Appendix N (Normative) Coastal Erosion Disaster Grade Statistical Table 34
Appendix O (Normative) Drawing Requirements for Maps of Coastal Erosion Intensity, Hazard Level, and Disaster Level 35
Appendix P (Normative) Format and Content of Coastal Erosion Monitoring and Disaster Loss Assessment Report 38
Reference 40
Figure A:1 Coastal erosion monitoring pile 17
Figure O:1 Example of Coastal Erosion Intensity Grade Distribution Map 36
Figure P:1 Report writing outline 39
Table 1 Coastal Erosion Intensity Grading Standards13
Table 2 Individual grading standards for coastal erosion disasters14
Table 3 Coastal erosion hazard classification standard14
Table 4 Comprehensive grading standard of coastal erosion disaster severity15
Table B:1 Monitoring pile information registration form 18
Table C:1 Shoreline Monitoring Field Record Table 19
Table D:1 Section monitoring field record table 20
Table E:1 Coastal Erosion Disaster Loss Site Investigation Form 21
Table F:1 Shoreline retreat rate statistics table 24
Table G:1 Cross-section terrain monitoring statistics table 25
Table H:1 Statistical Table 26 of Beach Erosion Rate
Table I:1 Section Sediment Monitoring Statistics Table 27
Table J:1 Wave observation statistics table 28
Table J:2 Statistical Table of Tidal Current Observation 28
Table J:3 Suspended Sediment Observation Statistics Table 29
Table K:1 Coastal Erosion Disaster Loss Statistics Table 30
Table L:1 Risk Evaluation Index System 31
Table M:1 Coastal Erosion Intensity Grade Statistics Table 33
Table N:1 Coastal Erosion Disaster Grade Statistics Table 34
Table O:1 Coastal Erosion Intensity Grade Legend Scheme 35
Table O:2 Coastal Erosion Hazard Level Legend Scheme 36
Table O:3 Coastal Erosion Disaster Scale Legend Scheme 37
foreword
This document is in accordance with the provisions of GB/T 1:1-2020 "Guidelines for Standardization Work Part 1: Structure and Drafting Rules for Standardization Documents"
drafting:
Please note that some contents of this document may refer to patents: The issuing agency of this document assumes no responsibility for identifying patents:
This document is proposed by the Ministry of Natural Resources of the People's Republic of China:
This document is under the jurisdiction of the National Marine Standardization Technical Committee (SAC/TC283):
This document was drafted by: National Marine Environmental Monitoring Center, First Institute of Oceanography, Ministry of Natural Resources, National Marine Standards and Measurement Center:
The main drafters of this document: Wang Weiwei, Wang Chuanjun, Li Ping, Ma Gongbo, Tang Hairong, Wang Ping, Yuan Lei, Chen Hua, Wen Shiyong, Fu Yuanbin, Wang Yuguang,
Du Yu:
Technical Specifications for Coastal Erosion Monitoring and Disaster Loss Assessment
1 Scope
This document specifies the technical requirements for coastal erosion monitoring, coastal erosion disaster loss assessment, and result data compilation:
This document is applicable to the erosion monitoring and disaster loss assessment of sandy coasts and silty muddy coasts in my country's mainland and islands:
2 Normative references
The contents of the following documents constitute the essential provisions of this document through normative references in the text: Among them, dated references
For documents, only the version corresponding to the date is applicable to this document; for undated reference documents, the latest version (including all amendments) is applicable to
this document:
GB/T 12763:2 Marine Survey Specification Part 2: Marine Hydrological Observation
GB/T 12763:8 Specifications for marine surveys Part 8: Marine geological and geophysical surveys
GB/T 12898 National Level III and IV Standards
GB/T 15968 Specifications for making planar maps of remote sensing images
GB/T 17501-2017 Code for topographic survey of marine engineering
GB/T 20257:1 National Basic Scale Map Schema Part 1: 1:500 1:1000 1:2000 Topographic Map Schema
GB/T 20257:2 National Basic Scale Map Schema Part 2: 1:5000 1:10000 Topographic Map Schema
GB/T 21010 Classification of Land Use Status
CH/T:2009 Global Positioning System Real-time Kinematic Measurement (RTK) Technical Specification
CH/T 3003 Low-altitude digital aerial photogrammetry industry specification
3 Terms and Definitions
The following terms and definitions apply to this document:
3:1
coastal erosion coastal erosion
Geological disasters caused by natural factors and human factors that cause the coastline to recede, or the beach surface to erode, narrow and steepen:
[Source: GB/T 18190-2017, 5:1:1]
3:2
The slope between the low tide line and the closed water depth:
[Source: GB/T 18190-2017, 2:1:9]
3:3
A steep coastal slope with a height difference ranging from a few centimeters to tens of meters and a slope greater than 70°:
3:4
Coastal erosion changes caused by natural or human factors that reduce the elevation of the beach surface:
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