Sunday, 27 December 2015

Great World D-walls (V)

Construction of the diaphragm wall is nearing completion at the Great World station. Both launch shafts have commenced excavation and shoring works, and Herrenknecht's slurry treatment plant is being assembled for the mix-ground tunnel drive to Havelock.

Commencement of excavation at the north and south launch shafts
grouting taking place ahead of the tunnel drive crossing the Singapore river/ backfilling of the T2123 adit shaft

Excavation of the south launch shaft to Havelock

Assembly of the STP

D-walling along the station box

Excavation at the north launch shaft
Tunnel drive to Orchard (background)
Piling works in front of Great World City

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