Due to heavy down pour for past few days, there was increase in the pore water pressure and reduction in the shear strength of the overburden material, leading to the occurrence of a subsidence downslope of the  Chalakudy-Malakkapara road on 15.08.2018.
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Charpa slide 2
Road from Chalakudy to Malakkapara
Stabilization of the slope by benching, Construction of breast wall
Increase in the pore water pressure and reduction in the shear strength of the overburden material due to heavy rainfall.