 The station underwent renovations, signal room relocations, and extensive waterproofing work.The $194 million contract was awarded in November 2014 to Judlau Contracting, and the station underwent extensive reconstruction until its reopening.Some undertaken tasks included the installation of retractable floodgates at exits and entrances, the sealing of vents, manholes, hatches, conduits, and ducts, and the cleaning up of the station.