Slope stability and surface displacement analysis of the Kuther Landslide in the Dehar Watershed, Himachal Himalaya, Northern India

Abstract The road network in the Himalayan terrain is vital for India's socio-economic development and national security, yet the complexities of topography, geological structures, diverse lithology, and neotectonics make planning and maintaining these routes a challenging task. Population grow...

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Main Authors: Arun Kumar, Shashi Kant Rai, Imran Khan, Manthena Prashanth, Sunil Dhar, Omkar Verma
Format: Article
Language:English
Published: Springer 2025-01-01
Series:Discover Geoscience
Subjects:
Online Access:https://doi.org/10.1007/s44288-024-00107-0
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author Arun Kumar
Shashi Kant Rai
Imran Khan
Manthena Prashanth
Sunil Dhar
Omkar Verma
author_facet Arun Kumar
Shashi Kant Rai
Imran Khan
Manthena Prashanth
Sunil Dhar
Omkar Verma
author_sort Arun Kumar
collection DOAJ
description Abstract The road network in the Himalayan terrain is vital for India's socio-economic development and national security, yet the complexities of topography, geological structures, diverse lithology, and neotectonics make planning and maintaining these routes a challenging task. Population growth and expanding road construction have caused slope destabilization, mass wasting, and movement across the Himalayan terrain. Field-based slope stability assessments are essential for slope mass characterization and slope stabilization, helping planners predict and select suitable construction strategies for roads and other infrastructure. This study presents a comprehensive slope stability and displacement analysis of the Kuther landslide, situated along the Jawali to Kuther road in the Dehar Watershed, Kangra District, Himachal Pradesh. An integrated approach was used, combining surface displacement monitoring with the COSI-Corr technique and slope stability assessments through methods such as rock mass rating, kinematic analysis, slope mass rating, and continuous slope mass rating. Findings indicate that the slope is highly susceptible to planar failure, with some instances of wedge failure. The rock mass ranges from class III to IV, indicating conditions from partially stable to stable, while displacement analysis reveals the slope is creeping at an average rate of 4 mm/year. This study highlights the critical need for comprehensive slope stability and displacement analyses to ensure the safety of vulnerable areas and their communities.
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publishDate 2025-01-01
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spelling doaj-art-e917e279513449afab421d85161870002025-01-12T12:11:25ZengSpringerDiscover Geoscience2948-15892025-01-013112010.1007/s44288-024-00107-0Slope stability and surface displacement analysis of the Kuther Landslide in the Dehar Watershed, Himachal Himalaya, Northern IndiaArun Kumar0Shashi Kant Rai1Imran Khan2Manthena Prashanth3Sunil Dhar4Omkar Verma5Department of Geology, Himachal Pradesh University Regional CentreDepartment of Environmental Sciences, Central University of Jammu, Rahya - Suchani, (Bagla)Department of Geology, Banaras Hindu UniversityDepartment of Geology, School of Earth Sciences, Central University of KarnatakaDepartment of Environmental Sciences, Central University of Jammu, Rahya - Suchani, (Bagla)Geology Discipline Group, School of Sciences, Indira Gandhi National Open UniversityAbstract The road network in the Himalayan terrain is vital for India's socio-economic development and national security, yet the complexities of topography, geological structures, diverse lithology, and neotectonics make planning and maintaining these routes a challenging task. Population growth and expanding road construction have caused slope destabilization, mass wasting, and movement across the Himalayan terrain. Field-based slope stability assessments are essential for slope mass characterization and slope stabilization, helping planners predict and select suitable construction strategies for roads and other infrastructure. This study presents a comprehensive slope stability and displacement analysis of the Kuther landslide, situated along the Jawali to Kuther road in the Dehar Watershed, Kangra District, Himachal Pradesh. An integrated approach was used, combining surface displacement monitoring with the COSI-Corr technique and slope stability assessments through methods such as rock mass rating, kinematic analysis, slope mass rating, and continuous slope mass rating. Findings indicate that the slope is highly susceptible to planar failure, with some instances of wedge failure. The rock mass ranges from class III to IV, indicating conditions from partially stable to stable, while displacement analysis reveals the slope is creeping at an average rate of 4 mm/year. This study highlights the critical need for comprehensive slope stability and displacement analyses to ensure the safety of vulnerable areas and their communities.https://doi.org/10.1007/s44288-024-00107-0LandslidesSlope stabilitySurface displacementNatural hazardsDehar watershedHimachal Himalaya
spellingShingle Arun Kumar
Shashi Kant Rai
Imran Khan
Manthena Prashanth
Sunil Dhar
Omkar Verma
Slope stability and surface displacement analysis of the Kuther Landslide in the Dehar Watershed, Himachal Himalaya, Northern India
Discover Geoscience
Landslides
Slope stability
Surface displacement
Natural hazards
Dehar watershed
Himachal Himalaya
title Slope stability and surface displacement analysis of the Kuther Landslide in the Dehar Watershed, Himachal Himalaya, Northern India
title_full Slope stability and surface displacement analysis of the Kuther Landslide in the Dehar Watershed, Himachal Himalaya, Northern India
title_fullStr Slope stability and surface displacement analysis of the Kuther Landslide in the Dehar Watershed, Himachal Himalaya, Northern India
title_full_unstemmed Slope stability and surface displacement analysis of the Kuther Landslide in the Dehar Watershed, Himachal Himalaya, Northern India
title_short Slope stability and surface displacement analysis of the Kuther Landslide in the Dehar Watershed, Himachal Himalaya, Northern India
title_sort slope stability and surface displacement analysis of the kuther landslide in the dehar watershed himachal himalaya northern india
topic Landslides
Slope stability
Surface displacement
Natural hazards
Dehar watershed
Himachal Himalaya
url https://doi.org/10.1007/s44288-024-00107-0
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