Poor slope forming material comprising of splintery shale intermixed with soil coupled with unscientific cutting of road construction has destabilized the slope.
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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Likabali-Aalo road Slide 1
Silapathar- Rilu road
i.Removal of slide materials to avoid blockage of hill side drain and proper maintenance nof hill side drain ii. Construction of retaining wall at the toe of the slope
i.Adverse condition of rock mass.Slope forming material is composed of splintery shale belonging to Gondwana Group intermixed with soil ii. Ill planned modification of slope for road construction