A Cut slope of about 7m length and 15m width took place along the road heading from Pandanthorai to Devarshola, Nilgiri district. The main causative factor for the slide is due to heavy rainfall, there was increase in pore water pressure and decrease in
Ahmed A. and Achrya, S., 2020. Macroscale (1:50,000) Landslide Susceptibility Mapping in parts of Toposheets nos. 58G/4,7,8,9,10,13,14, 58H/1,5 & 58A/02, 06, 08 & 10 parts of Tirunelveli, Theni, Madurai , Virudunagar & Nilgiri Districts of Tamil Nadu
Road from Pandanthorai to Devarshola
Removal of loose material and construction of retaining/ gabion wall with lined toe drainage
Due to heavy rainfall, there was increase in pore water pressure and decrease in shear strength of the overburden material. Unplanned cutting and removal of toe support for construction of road lead to failure.