The slope forming material is predominantly composed of fractured parent rockmass intermixed with soil. Rainfall resulted in oversaturation of fragile overburden material, increase of pore water pressure and loss of cohesion
Nair,V,Athira., Jamir, I., 2022, Remote Sensing based Macro-scale (1:50,000) landslide susceptibility mapping in Toposheets82L/16, 82P/1,2,3,4,5,6 ; 83I/13,14 & 83M/01 covering  parts of West Siang East Siang, Upper Siang, Dibang Valley and Lower Dibang
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Pasighat-Yingkiong road Slide 20
NH-513
i.Construction of retaining walls ii..Proper maintenance of hill side drain iii. Easing of slope
Slope material is predominantly composed of rockmass overlain by thin column of in-situ soil ,Illplanned modification of slope