Lakshmanan K et.al.,Macroscale (1: 50,000) Landslide Susceptibility Mapping in parts of Toposheet nos. 53F05 & 53 F/09, parts of Sirmaur & Shimla districts, Himachal Pradesh. Unpub. GSI report of FS 20172018
Multiple deep rotational slide on debris, The slide follows the debris and rock contact(Reccommended for site specific)
Ravna Village
Recommended for detail site specific study, Bench at suitable interval, Toe protecting  Gabbion  Wall to divert river course
Initiated due to col. Slope cut by Giri River, due course it widened to the limit of col. + rock contact