Date: 21.06.2018
Dautohaja Tunnel No. 3 slide.
Between Phiding and Dautohaja Railway Station, NFR.
Easing/moderation of the affected slope and construction of lined hill side drains at the toe of cut slope. Channelling of surface runoff from the upslope portion and diverting it away from the affected slope and rail track.
Anthropogenic activities: cutting of slope for foot track above the tunnel; The major geological causes are: weak slope forming material in the affected slopeΓÇô weathered and fragmented sandstones with clayrich soil, development of pore water pressur