Contract 991 – Downtown Line 2 Extension (JV with Underground Technology Engineering Construction Pte Ltd)

Contract 991, awarded by Land Transport Authority, is for the design and construction of tunnels between DE1 station and DE2 interchange stations on the Downtown Line 2 Extension. This includes the construction of two mainline tunnels and a tunnel connection to Gali Batu Depot, along with associated additions and alterations works within the depot.