Singh, Maibam Pradipkanta and Kapfo, Kowe├╝, 2018; MacroScale (1:50,000) Landslide Susceptibility Mapping in parts of Toposheets no. 84E/01, 84E/05, 83H/04 & 83H/08, Aizawl and Champhai districts, Mizoram. GSI Report of FS 201718
Extensive deep gully erosion along this section evident from large amount of Debris deposits on the road during heavy rains
Ngopa village, 0 point to Tuivai river
Water/drainage diversion or channeling by contour drianage system
Seepage and flow of stream along the slided slope, loose nature of overburden material