Due to heavy down pour along a seasonal stream, a rock cum debris flow occurred in Athirapally Village on 15.08.2018. The geo-scientific cause of the slide may be defined as increase in the pore water pressure and decrease in the shear strength of the ov
Due to heavy discharge of material along the 1st order stream, the stream channel got widened.
Vadakkayam slide
Athirapalli village
Unstable debris material on the source as well as along the slide course needs to be removed.
Heavy down pour along a seasonal first order stream increased the pore water pressure and decreased the shear strength of the overburden material resulting in discharge of debris along the first order seasonal stream path.