Due to incessant rainfall for about five days in the region, the pore water pressure increased and the slope forming material diminished the available shear strength to a point where equilibrium was no longer sustainable in the slope.
Chasie M. &  Theophilus P.K., 2017: Updation of existing landslide inventory of North Eastern region based on the new incidences as and when occurs during the period, Unpubl. GSI progress report for FS 2016-73
Immediate measures are needed as it is posing a major threat to road communication. Landslide occurred on 22/05/2016
Lower Haflong slide (Haflong – Gunjung road-12)
Haflong – Gunjung road section, Lower Haflong
1. Moderation of upslope by construction of intermittent benches.
2. Removal of slide material dumped on the road side.
3. Construction of suitably designed retaining structure at the hill side of the road to be founded on hard rock
4. Construction of hi
The affected area is dominantly covered with Weak slope forming material such as weathered/ fragmented sandstone and on excessive removal of toe for widening of road bench without support rendering steep slope beyond its critical angle and destabilizing