Rock fall documented along the Pachi-Pakke Road, caused due to formation of wegdes and disturbance of toe during road cutting/wideninmg without providing any stability measures.
Mohanty, A., and Joshi, K., 2021: Remote sensing based macro scale (1:50,000) landslide susceptibility mapping in toposheets 82D/12, D/15, D/16, 82H/3, H/4, H/6, H/7, H/10, 83A/1, A/5, A/6, A/9, A/10, A/13, A/14 and 83E/1 covering parts of Tawang, West K
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Pakke road section slide-7
Pachhi-Pakke road section
Removal of the dislodged boulder resting on the slope in planned manner, construction of suitable height concrete wall upto 2-3m height along with weep holes and lined toe drain all along the road affected stretch.
Due to intersection of different joint sets structural wedges are forming and the slope was cut without proving ant supporting measures, thus causes slope failure. More over the rain water percolated inside the joint and saturate the rock mass resulted i