Singapore LTA CCL1 C825

Construction of Underground Promenade Station, Esplanade Station,
Bras Basah Station and Dhoby Ghaut Station 
3,200 m Bored Tunnels
6.35m Diameter EPB Machine

Project: The Circle Line Stage I C825 project is a design and build project which STECS undertook in the name of a joint venture with Woh Hup and NCC. This project includes construction of Promenade, Esplanade, Bras Basah and Dhoby Ghaut Station, 3.2km TBM Tunnels, 0.6km C&C tunnel and 110m overrun tunnel using SCL method. Two 6.35m diameter mix face EPS machines were used to construct the bored tunnels. The project is situated in the heart of urban Singapore close to old buildings such as Raffles Hotel, Chijmes, the Singapore Arts Museum (SAM), office and shopping buildings along the Raffles Boulevard as well as existing MRT station and tunnels. TM contract value is S$343.94 million. 


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