Debris slide occurred at Kadalar Estate -Kannimala junction on 15th August. Mainly due to unscientific slope modification for road. Absence of roadside drains resulted in surface runoff eroding the filled slope and subsequent failure. Retaining wall with
Kadalar Vilak
Kadalar Estate-Munnar Road
Retaining wall with weep holes and suitable filter medium founded on the hard rock should be provided at and below the road bench. Peripheral drainage system has to be provided to divert surface run off away from the road.
Unscientific slope modification for road. Absence of roadside drains resulted in surface runoff eroding the filled slope and subsequent failure.