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T316
Underground Infrastructure
Changi Airport
Twin bored tunnels from Changi Airport Terminal 5 to Changi Airport (CGA) Station Terminal 2
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Singapore PUB DTSS T-11
Deep Tunnel Sewerage System
11,500m
Bored Tunnels
3.0m & 3.3m
Slurry TBMs (Diameter)
The Deep Tunnel Sewerage System Phase 2 T-11 include the design and construction of a 6km South Main Sewerage Tunnel, a 5.5km South Linkway Sewerage Tunnel, fifteen working shafts and related facilities. Two 3.0m diameter slurry TBMs and three 3.3m diameter slurry TBMs. The contract value is S$472.17 million.
T11 Shaft
DTSS T-11
PUB DTSS2 Groundbreaking Ceremony
T11 Shaft
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