The affected area is comprised of thick section of unconsolidated material. Extensive slope excavation on natural slope  are the major role in this slope failure. In addition development of pore water pressure increase the overburden weight.
Anicia K.S., Arvind Kumar Singh, 2022, Remote Sensing based Macro-scale (1:50,000) landslide susceptibility mapping in TS no. 82 P/12, 15, 16; 91 C/3, 4, 7, 8, 12; 91 D/1, 2, 3, 4, 5, 6, 8, 9 and 10 covering parts of Lower Dibang Valley, Lohit, Anjaw and
NIL
From Khupa/ KVK Anjaw 3.2 kms along HMH road towards Hunli
Hunli-Metengliang-Hayuliang (HMH) road
1.Provision of hill side road drains.
1.Slope failure occurs along the extensive slope cut having thick overburden comprising of rock fragments admixed with soil.