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T316
Underground Infrastructure
Changi Airport
Twin bored tunnels from Changi Airport Terminal 5 to Changi Airport (CGA) Station Terminal 2
LTA DTL3 C923A
Construction of Tunnels between Tampines East and Upper Changi Stations
Client :
Contract :
Location :
Period :
Land Transport Authority
Build
Tuas, Singapore
Aug 2011 - Dec 2016
6.73m
EPB Machine
4,760m
Bored Tunnels
1/3
The Downtown Line Stage 3 C923A project include the construction of tunnels between Tampines East and Upper Changi Stations with a total length of 4.76km, a TBM launching shaft and eight cross passages. Two 6.35m diameter EPB machines were used to construct the bored tunnels.
C923A Awards
2013
LTA ASAC Accident Free Recognition Award
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