(1)
Investigations into MRT Tunnel Flooding on North-South Line
1 Mr Dennis Tan Lip Fong asked the Minister for Transport (a) when were the pumps in the tunnel between Bishan and Braddell MRT stations last inspected before a malfunction led to the tunnel flooding on 7 October 2017; (b) how often are MRT operators required to inspect such pumps in all MRT tunnels; and (c) what is LTA's oversight system on timely inspections of equipment/machinery and repair or replacement of faulty equipment/machinery carried out by the operators.