The debris slide occurred due to weathered SFM is unstable along the  extensive slope cut.
Ramesh Guguloth, Neethu Alpho Joseph, 2022, Remote Sensing based Macro-scale (1:50,000) landslide susceptibility mapping in Toposheets 83M/4, 8,12,15,16; 83N/01, 2, 5, 6, 9,13; 92A/03, 4, 6, 7, 11,14,15,16; 92E/02, 3 & 4 covering  parts of Tirap, Changan
NIL
200m N of Thamsung
Changlang-Margherita road (NH-215)
1.Removal of slided debris material. 2. Trimming of crown scar along its length 3. Providing hill side lined drain.
2. Thick overburden got saturated during intense rain which increased the pore water pressure and reduced the shear strength of the slope forming material.