The final 4 NFM slurry TBMs have been lowered for the T216 project. TBM 1 will commence excavation on the Changi bound tunnel from Mount Pleasant to Stevens by the end of the month, while TBM 2 drive the Woodlands bound tunnel from the Dalvey shaft to Napier from next month. Sewer diversion and JGP works are concurrently taking place with the continuation of the diaphragm wall works at the Stevens station.
Assembly of TBM 1 and TBM 3 at LS10 (Mount Pleasant) |
Connection to backup gantries at the shaft surface in preparation for TBM 1's initial drive commencement |
Removal of lifting lugs on the skin of TBM 3 after lowering and fit up |
Backup gantries for both TBMs on the shaft surface |
TEL3 Tunnel Chart, April 2016 |
Dalvey Launch Shaft |
TBM 2 which will drive the lower Woodlands Bound tunnel towards Napier |
D-walling and sewer diversions at Stevens station |
Sewer diversion works |
D-walling at entrance C&D |
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