Continuous and heavy rainfall on 15th August 2018 resulted in a debris flow along a steep slope near Vettukuzhy where the weathered granitic gneiss exhibits cross cutting joints and fractures.  Heavy infiltration of water increased the pore water pressur
Lateritization  is observed along  the flow path over the freshly exposed weathered rock. During the slide, due to heavy discharge of material along the 1st order stream, the stream channel widened. Deep gully erosion observed along the flow path.
Vettukuzhy  Slide
Vettukuzhy
Unstable debris material on the upslope as well as along the slide course needs to be removed; the steep slope along the slide coarse need to be stabilised by benching;  no settlement should be allowed on the near vicinity of the slide course. A culvert
Continuous and heavy rainfall  increased the pore water pressure and decreased the shear strength of the overburden material upslope of the slide resulting in heavy discharge of debris, rock material and uprooted trees along the first order seasonal stre