The Thomson Line T225 project include the construction of 5 storey underground Shenton Way Station. Bored tunnels between Shenton Way Station and Maxwell Station and between Shenton Way Station and Marina Bay Station. The station also has three entrances and new passageway links connecting to adjacent buildings. Two 6.35m diameter EPB machines are used to construct the bored tunnels. The contract value is S$368.16 million.