Pinder river had eroded the toe and triggered the slide. Heavy rainfall in the area for 3-4 days caused saturation of debris material resulting into loss of shear strength.

An Interim Report on Preliminary  Geological  Slope Stability Assessment of the Recent Disaster Affected Areas in Parts of Chamoli District, Uttarakhand by Bhupendra Singh, Bhupender Singh, Ajay Kumar and Arindam Roy, Senior Geologists, M-IV, NR GSI Dehr
UK_CHA_SH_ 045
Opposite Rajkiya Inter college, Kulsari
Concrete retaining wall upto HFL, boulder crate wall with deflection spur, road filling with proper compaction.
Heavy rainfall in the area for 3-4 days caused saturation of slope material, toe cutting by Pindari River.