On 15th August 2018, due to continuous rainfall for 3 days, a debris flow occurred in  Mundanpara,  Pathanamthitta District, having 15 m length, 12 m width and 160 m run out distance. Due to continuous heavy rainfall for past 3 days, a seasonal stream, w
Debris material still present at the source and along the nala course, which may create recurrence of debris flow during prolonged rainfall
Mundanpara slide 4
Mundanpara
Unstable debris material on the upslope as well as along the slide course needs to be removed, No settlement should be allowed on the near vicinity and across the slide course/Nala, construction of slab culvert across the road where nala/slide course cro
Heavy discharge along the seasonal stream due to heavy rainfall, increased pore water pressure and decreased shear strength of the overburden material above charnockite resulting in  slope failure