Appreciable sinking of the road bench along with considerable lateral displacement in case of heavy to very rainfall, causing total destruction of the road bench.
around 1.5km from Forebay towards Linsebong on Forebay-Linsebong road
Construction of a netwrork of drainage arrangement for draining out of all surface and sub surface run off and sealing of all cracks.
Thick overburden soil mass after heavy rainfall loose its shear strength and loss of soil takes place through piping action these two factorscombinrdly initiates slope movement.