A study of control scheme of debris flows and geological disasters in the Shiwei river basin

The basic characteristics of debris flows in the Shiwei river basin are summarized through the field investigation on debris flows in the Shiwei river basin and analysis on formation conditions of debris flows from three aspects, i.e. geological environment, geological structure and neotectonic move...

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Main Author: Hanhui Wu
Format: Article
Language:English
Published: Polish Academy of Sciences 2024-03-01
Series:Archives of Civil Engineering
Subjects:
Online Access:https://journals.pan.pl/Content/130800/ACE_2024_01_29.pdf
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author Hanhui Wu
author_facet Hanhui Wu
author_sort Hanhui Wu
collection DOAJ
description The basic characteristics of debris flows in the Shiwei river basin are summarized through the field investigation on debris flows in the Shiwei river basin and analysis on formation conditions of debris flows from three aspects, i.e. geological environment, geological structure and neotectonic movement, as well as seismic action. Based on this, the stability of landslide in the Shiwei river basin is analyzed and calculated, and the stability coefficient of landslide is obtained. The debris flows in the Shiwei river basin will directly damage and threaten the county town, while other geological disasters such as landslide, collapse, slope sliding & collapse and potentially unstable slopes will indirectly damage and threaten the county town. The landslide form is clear, and the landslide stability calculation shows that the landslide body is generally stable – basically stable, but partially unstable – less stable. The “blocking + discharging” comprehensive control scheme is proposed according to the formation conditions and development characteristics of debris flows in the Shiwei river basin, and the study findings can be used as a reference for similar projects.
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spelling doaj.art-c5448bead08641cc8cdef7a25360382c2024-03-29T12:12:25ZengPolish Academy of SciencesArchives of Civil Engineering1230-29452300-31032024-03-01No 1509526https://doi.org/10.24425/ace.2024.148925A study of control scheme of debris flows and geological disasters in the Shiwei river basinHanhui Wu0https://orcid.org/0000-0002-2223-4487Civil Engineering, School of Civil Engineering, Chongqing Chemical Industry Vocational College, 400020 Chongqing, ChinaThe basic characteristics of debris flows in the Shiwei river basin are summarized through the field investigation on debris flows in the Shiwei river basin and analysis on formation conditions of debris flows from three aspects, i.e. geological environment, geological structure and neotectonic movement, as well as seismic action. Based on this, the stability of landslide in the Shiwei river basin is analyzed and calculated, and the stability coefficient of landslide is obtained. The debris flows in the Shiwei river basin will directly damage and threaten the county town, while other geological disasters such as landslide, collapse, slope sliding & collapse and potentially unstable slopes will indirectly damage and threaten the county town. The landslide form is clear, and the landslide stability calculation shows that the landslide body is generally stable – basically stable, but partially unstable – less stable. The “blocking + discharging” comprehensive control scheme is proposed according to the formation conditions and development characteristics of debris flows in the Shiwei river basin, and the study findings can be used as a reference for similar projects.https://journals.pan.pl/Content/130800/ACE_2024_01_29.pdfshiwei riverdebris flowlandslidestability calculationcontrol scheme
spellingShingle Hanhui Wu
A study of control scheme of debris flows and geological disasters in the Shiwei river basin
Archives of Civil Engineering
shiwei river
debris flow
landslide
stability calculation
control scheme
title A study of control scheme of debris flows and geological disasters in the Shiwei river basin
title_full A study of control scheme of debris flows and geological disasters in the Shiwei river basin
title_fullStr A study of control scheme of debris flows and geological disasters in the Shiwei river basin
title_full_unstemmed A study of control scheme of debris flows and geological disasters in the Shiwei river basin
title_short A study of control scheme of debris flows and geological disasters in the Shiwei river basin
title_sort study of control scheme of debris flows and geological disasters in the shiwei river basin
topic shiwei river
debris flow
landslide
stability calculation
control scheme
url https://journals.pan.pl/Content/130800/ACE_2024_01_29.pdf
work_keys_str_mv AT hanhuiwu astudyofcontrolschemeofdebrisflowsandgeologicaldisastersintheshiweiriverbasin
AT hanhuiwu studyofcontrolschemeofdebrisflowsandgeologicaldisastersintheshiweiriverbasin