Research on the pattern of typical geohazard chains in the southwest mountainous region, China

The southwest mountainous region in China is the worst-hit area due to the most developed geohazard chains. In order to better understand the pattern of the geohazard chains in this region, we analyzed the main control factors and characteristics of the geohazard chains based on 19 typical geohazard...

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Main Authors: TIE Yongbo, ZHANG Xianzheng, GONG Lingfeng, GAO Yanchao, BAI Yongjian, XU Wei, BA Renji, LI Zongliang, GE Hua
Format: Article
Language:zho
Published: Institute of Geomechanics, Chinese Academy of Geological Sciences 2022-12-01
Series:Dizhi lixue xuebao
Subjects:
Online Access:https://journal.geomech.ac.cn//article/doi/10.12090/j.issn.1006-6616.20222830
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author TIE Yongbo
ZHANG Xianzheng
GONG Lingfeng
GAO Yanchao
BAI Yongjian
XU Wei
BA Renji
LI Zongliang
GE Hua
author_facet TIE Yongbo
ZHANG Xianzheng
GONG Lingfeng
GAO Yanchao
BAI Yongjian
XU Wei
BA Renji
LI Zongliang
GE Hua
author_sort TIE Yongbo
collection DOAJ
description The southwest mountainous region in China is the worst-hit area due to the most developed geohazard chains. In order to better understand the pattern of the geohazard chains in this region, we analyzed the main control factors and characteristics of the geohazard chains based on 19 typical geohazard events in history. Three classification patterns, namely landslide-type, collapse-type, debris flow-type, and five typical hazard-inducing processes, were summarized. A typical hazard-inducing chain process in each model was selected for analysis. On this basis, we discussed the mechanism of the geohazard chain, the construction of a database and technical standard system, and the measures for preventing and controlling transboundary basin chain-type geohazards, aiming to provide a reference for the regional geohazard prevention and mitigation plan, and the major engineering projects' construction and people's safety in town.
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spelling doaj.art-f5f00fd8cfd94d18bae7221fff4add092023-02-14T01:15:04ZzhoInstitute of Geomechanics, Chinese Academy of Geological SciencesDizhi lixue xuebao1006-66162022-12-012861071108010.12090/j.issn.1006-6616.20222830dzlxxb-28-6-1071Research on the pattern of typical geohazard chains in the southwest mountainous region, ChinaTIE YongboZHANG XianzhengGONG LingfengGAO YanchaoBAI YongjianXU WeiBA RenjiLI ZongliangGE HuaThe southwest mountainous region in China is the worst-hit area due to the most developed geohazard chains. In order to better understand the pattern of the geohazard chains in this region, we analyzed the main control factors and characteristics of the geohazard chains based on 19 typical geohazard events in history. Three classification patterns, namely landslide-type, collapse-type, debris flow-type, and five typical hazard-inducing processes, were summarized. A typical hazard-inducing chain process in each model was selected for analysis. On this basis, we discussed the mechanism of the geohazard chain, the construction of a database and technical standard system, and the measures for preventing and controlling transboundary basin chain-type geohazards, aiming to provide a reference for the regional geohazard prevention and mitigation plan, and the major engineering projects' construction and people's safety in town.https://journal.geomech.ac.cn//article/doi/10.12090/j.issn.1006-6616.20222830southwest mountainous regiongeohazard chainhazard-inducing mechanismtransboundary basinrisk control
spellingShingle TIE Yongbo
ZHANG Xianzheng
GONG Lingfeng
GAO Yanchao
BAI Yongjian
XU Wei
BA Renji
LI Zongliang
GE Hua
Research on the pattern of typical geohazard chains in the southwest mountainous region, China
Dizhi lixue xuebao
southwest mountainous region
geohazard chain
hazard-inducing mechanism
transboundary basin
risk control
title Research on the pattern of typical geohazard chains in the southwest mountainous region, China
title_full Research on the pattern of typical geohazard chains in the southwest mountainous region, China
title_fullStr Research on the pattern of typical geohazard chains in the southwest mountainous region, China
title_full_unstemmed Research on the pattern of typical geohazard chains in the southwest mountainous region, China
title_short Research on the pattern of typical geohazard chains in the southwest mountainous region, China
title_sort research on the pattern of typical geohazard chains in the southwest mountainous region china
topic southwest mountainous region
geohazard chain
hazard-inducing mechanism
transboundary basin
risk control
url https://journal.geomech.ac.cn//article/doi/10.12090/j.issn.1006-6616.20222830
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