Demolish and clear all existing structures, disposal of asbestos, site clearance, excavation, backfilling, slope formation, turfing, Construction of 1800mm wide covered drain within 3400mm wide Drainage Reserve, Construction of 2400m wide covered drain within 4000mm wide Drainage Reserve; construction of 2400mm box culvert across future road; construction of 4000mm covered drain within Drainage Reserve along future road and under MRT viaduct to connect to existing 4800mm covered drain along Brickland Road.