Debris slide occurred near Vagavurai estate, Lakkam division. Munnar- Udampalpettu road damaged and plantation washed out. Mainly dueto hill slope modification for Plantation and road construction. Heavy rainfall caused the excess pore water pressure.Sur
Near Vagavurai estate, Lakkam division
Munnar- Udampalpettu road
Lined roadside drains to be provided to avoid toe erosion due to the surface runoff. Easing of slope and construction of benches with suitable height. Provision of breast walls/gabion walls at the foot of benches.
Unscientific slope modification for road construction which resulted in vertical cut with no lateral support. Excessive and incessant rainfall resulted in the reduction in strength on super-saturation and increase in pore water pressure.