nil
Grahamsland Estate, KDH Village,Devikulam
Munnar- Silent valley Road
Retaining wall  with weep holes and suitable filter medium founded on the hard rock should be provided along the cutslope. Surface runoff should be diverted away from the road by providing lined drains.
Unscientific hill slope modification for road construction that left cut slope with no lateral support. Absence of roadside drains resulted in surface runoff eroding the filled slope and subsequent failure. Excess rain resulted in reduction of strength o