The rotational debris slide occurred due to weak jointed  SFM is unstable along the slope.
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
1 Km W of Lapnan
Longding-Khonsa road
1. Removal of slided debris material 2.  Construction of retaining wall with sufficient weep holes. 3. Construction of hill side drainage. 4. Stabilize the slope by benching.
1.Weak Slope Forming Material unstable along the slope.