The Dharasu powerhouse slide of Uttarkashi was triggered due to heavy rainfall. The overburden covered slope has been distablize during road cutting. The disturbed slopes after getting saturate moved downward and the rate of movement increased due to toe
Interim Report on Preliminary Slope Stability assessment of the recent disaster affected areas of Uttarkashi district, Uttarakhand by D.P.Dangwal, Sr.Geol., Neetu Chauhan, Mayukhee & T. Ghosh, Geologists, M-IV, NR, Dehradun, (LHZ/NR/UPUK/2013/053)
UK_UTT_NH134_ L37
Dharasu Powerhouse slide
Construction of retaining/breast wall, lined toe drain
Toe cutting, steep slope, oversaturation of material, pore water pressure, reduced its shear strength