The affected slope is composed of thick column of loose sandy insitu soil and unconsolidated pebbleΓÇôboulder bed. The affected area is also devoid of any deep rooted trees which can hold the soil together. During incessant rainfall oversaturation of
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 NGaland and West MNipur distrcit of MNipur. GSI report of FS 2
Road bench may be affected which is at the crown portion of the slide.
New Nkio–Phaikulum slide No.1.
New Nkio–Phaikulum road section.
Construction of reinforced retaining wall at the toe of the slide with sufficient weep holes.
1. Weak slope forming materialΓÇô loose sandy insitu soil and unconsolidated pebbleboulder bed.
2. Development of local hydrostatic pressure and reduction of shear strength on oversaturation of weak overburden material due to rainfall.
