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Circle Line Stage III Project – Contract 937

River Valley Road Singapore

2005 - 2009
CLIENT
LTA

CONTRACTOR

Dongah Engineering

DESCRIPTION
Contract 937 of Circle Line Stage III covered the construction of River Valley station and associated tunnels.
Technical info: 2 EPB and 2 Slurry Herrenknecht EPB; 1 EPB Robbins; diameter:6.35m; tunnel length: 2x 1650m.
The product MAPECOAT W SP was chosen for the concrete segment protection, since it proved to be resistant to the passage of the TBM tail brushes.
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