Tunnelling works for the T227 project have completed, with the breakthrough of the Changi bound tunnel between Marina South and Marina Bay achieved today following the relaunch of the TBM in January. The average advancement rate for the second drive was significantly high at around 7 rings/day.
Breakthrough of CREG TBM at Marina Bay Station on April 14, completing the EPBM's second and final 750m Changi bound tunnel drive between both stations |
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