The Hanuman Chatti slide of Uttarkashi was triggered due to heavy rainfall. Due to continuous rains the overburden covered steep slope got saturated and failed down and blocked 124m stretchof NH-134. Remedial measured includes construction of breast wall
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)
Risk to National Highway
UK_UTT_NH134_L44
Hanuman Chatti slide
Construction of breast wall with some slope along with weep holes/perforated pipes and lined toe drain, Constructing gabion/crate wall
Reduction in shear strength, Steep slope angle.