An incessant heavy rainfall of the magnitude varies from 136 mm to 358 mm during the early hours of 1st July 2015 triggered numerous landslides in Kurseong and Kalimpong subdivisions in Darjeeling District, West Bengal. Due to this major landslide event
SH-12 and Singboli junction slide
SH-12
Retaining wall & gabion wall
High rainfall results loss of cohesion and angle of internal friction of the material