Zoning Slope Instability Risk by Using LNRF Modeling (In Kalan Basin of Malayer)

Mass movement is one of the natural hazards with regard to frequency of which and its strength there are two consequences direct (blocking the rads and the direction of waterways, burring the residential areas and service installations) and indirect consequences (environmental unpleasant effects, ma...

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Main Authors: Alireza Ildoromi, Habibeh Rouzbahani
Format: Article
Language:fas
Published: University of Tabriz 2014-08-01
Series:نشریه جغرافیا و برنامه‌ریزی
Subjects:
Online Access:https://geoplanning.tabrizu.ac.ir/article_1799_b168df7974e0dbda21b4a9f70e1e4e0d.pdf
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author Alireza Ildoromi
Habibeh Rouzbahani
author_facet Alireza Ildoromi
Habibeh Rouzbahani
author_sort Alireza Ildoromi
collection DOAJ
description Mass movement is one of the natural hazards with regard to frequency of which and its strength there are two consequences direct (blocking the rads and the direction of waterways, burring the residential areas and service installations) and indirect consequences (environmental unpleasant effects, making the soil useless, increasing the sedimentaion and decreasing the capacity of dams). The present research was carried out on Kalan dam watershed in Malayer to distinguish the effective factors in the mass movement and recognize prepared areas for mass movement and appointing the weight which states the standard role of these factors in mass movement occurrence. Factors such as lithology, space of faullts, slope, altitudinal surfaces and rainfall are chosen as the most effective factors in the mass movement occurrence. By using geological maps, topography and aerial photos in the from of geographical information system (GIS) and ArcGIS software, we used LNRF model in the maps in the numerical and stratum from for analyzing the obtained data through studying the effective variances as the research conceptive tools. We finally prepared the zoning map of the mass movement danger by combining various strata (layers) through weighting to the effective factors and their algebraic conclusion and the results show that the LNRF model is a good competence to study the data and zoning of mass movement in Kalan dam basin.
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spelling doaj.art-143a45fd3a874691873783e68ab87bb82024-03-19T21:52:46ZfasUniversity of Tabrizنشریه جغرافیا و برنامه‌ریزی2008-80782717-35342014-08-01184837601799Zoning Slope Instability Risk by Using LNRF Modeling (In Kalan Basin of Malayer)Alireza Ildoromi0Habibeh Rouzbahani1Pasture Systems and Watershed Management Department, University of analyesdGeomorphologyMass movement is one of the natural hazards with regard to frequency of which and its strength there are two consequences direct (blocking the rads and the direction of waterways, burring the residential areas and service installations) and indirect consequences (environmental unpleasant effects, making the soil useless, increasing the sedimentaion and decreasing the capacity of dams). The present research was carried out on Kalan dam watershed in Malayer to distinguish the effective factors in the mass movement and recognize prepared areas for mass movement and appointing the weight which states the standard role of these factors in mass movement occurrence. Factors such as lithology, space of faullts, slope, altitudinal surfaces and rainfall are chosen as the most effective factors in the mass movement occurrence. By using geological maps, topography and aerial photos in the from of geographical information system (GIS) and ArcGIS software, we used LNRF model in the maps in the numerical and stratum from for analyzing the obtained data through studying the effective variances as the research conceptive tools. We finally prepared the zoning map of the mass movement danger by combining various strata (layers) through weighting to the effective factors and their algebraic conclusion and the results show that the LNRF model is a good competence to study the data and zoning of mass movement in Kalan dam basin.https://geoplanning.tabrizu.ac.ir/article_1799_b168df7974e0dbda21b4a9f70e1e4e0d.pdfmass movementzoningkalan damarcgis & lnrfzagros
spellingShingle Alireza Ildoromi
Habibeh Rouzbahani
Zoning Slope Instability Risk by Using LNRF Modeling (In Kalan Basin of Malayer)
نشریه جغرافیا و برنامه‌ریزی
mass movement
zoning
kalan dam
arcgis & lnrf
zagros
title Zoning Slope Instability Risk by Using LNRF Modeling (In Kalan Basin of Malayer)
title_full Zoning Slope Instability Risk by Using LNRF Modeling (In Kalan Basin of Malayer)
title_fullStr Zoning Slope Instability Risk by Using LNRF Modeling (In Kalan Basin of Malayer)
title_full_unstemmed Zoning Slope Instability Risk by Using LNRF Modeling (In Kalan Basin of Malayer)
title_short Zoning Slope Instability Risk by Using LNRF Modeling (In Kalan Basin of Malayer)
title_sort zoning slope instability risk by using lnrf modeling in kalan basin of malayer
topic mass movement
zoning
kalan dam
arcgis & lnrf
zagros
url https://geoplanning.tabrizu.ac.ir/article_1799_b168df7974e0dbda21b4a9f70e1e4e0d.pdf
work_keys_str_mv AT alirezaildoromi zoningslopeinstabilityriskbyusinglnrfmodelinginkalanbasinofmalayer
AT habibehrouzbahani zoningslopeinstabilityriskbyusinglnrfmodelinginkalanbasinofmalayer