Monday, 19 September 2016

Stevens D-walls (IV)

D-walling works progresses at the Stevens station. TBM 1 and TBM 2 have completed initial drive works and are transitioning to the main drive, while TBM 3 has just started tunnel excavation works.

T216 Stevens Station site

Entrance A

Entrance C&D & Escalator shaft
Escalator shaft adjacent to the Downtown Line station

Dalvey Launch Shaft

Backup gantries
Acoustic Shed

TBM 4 cutterhead lowered and TBM assembly

TBM 2 main drive conversion (dismantled temporary rings)
Initial drive of TBM 2 (August 2016)

Advancement works during excavation

Ground improvement works by T216 team at Napier
Launch shaft 10 at Mount Pleasant station
TBM 3 initial drive commenced on Woodlands bound tunnel towards Stevens


Transitioning to main drive for TBM 1 (August 2016)
TBM 2 prior to launching

Installation of raised platform

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