On the night of 16th August 2018, after a spell of heavy rainfall, multiple cracks developed on floor and walls of 5 houses  located at Pulikanni village.  The houses are owned by Hamsa,  Edakkadamban house, Abdul Rahman, Kannattil house, Sreedharan, Kam
Cracks developed on ground as well as walls of 5 houses,
Pulikanni subsidence
Pulikanni
Stabilization of the slope by benching, sealing of the ground cracks by a suitable sealing material to avoid seepage of rainwater. Since, the slope is highly unstable and 5 houses are located downslope of the displaced and widened ground crack, a detaile
Increase in pore water pressure and reduction in the shear strength of the overburden material due to heavy rainfall resulted in the development of ground crack with displacement. Later, due to the effect of ground subsidence, cracks developed on 5 house