Amit Kumar et al., 2016. Macro-scale (1:50,000) landslide susceptibility Mapping in parts of toposheets no. 83G/3, G/4, North Cachar Hills and Cachar, Assam. Unpub. GSI report of FS 2015-2016.
Phaeding-Sunbung Subsidence
8.5 km from Mahur; NH-54
Detouring of part of the NH-54 or possibility of tunneling has to be examined to avoid this problematic zone.
Extremely poor lithology and disturbance of meta-stable slope at the time of road expansion.