failure in stream bank, slide is almost like aborted slide and crown cracks are observed.
Perumkala
Retaining wall to be constructed over hard rock or gabion wall at base of house to be constructed and filling of cracks with locally available material such as Betonite clay and Bitumin.
Unscientific slope modification for house and cultivation. Reduction of strength on super saturation due to excess pore water pressure, also toe erosion due to nala.