The failed slope exposes well bedded medium to coarse grained friable sandstone with two set of joints; wedge failure in the form of fall had occurred on the almost vertical slope cut due to unfavorable discontinuity planes.
Lemdur, K. and Kikon, A. (2018); MacroScale (1:50,000) Landslide Susceptibility Mapping in Toposheet nos. 83G/6 and 83G/7 in Karbi Anglong and Dima Hasao districts in Asam, Kohima District of Nagaland and West Manipur distrcit of Manipur. GSI report of F
Minor rock fall.
Bongkolong–Nkio rock fall.
New Nkio–Khelma Road Section
Moderation of slope gradient may be considered.
Geologically, the affected site comprises of bedded and jointed weathered sandstone alternated with siltstone, shale and clay. The primary reasons responsible for the failure areΓÇô slope cut for construction of road and exposing the discontinuity pla