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T316
Underground Infrastructure
Changi Airport
Twin bored tunnels from Changi Airport Terminal 5 to Changi Airport (CGA) Station Terminal 2
PUB DTSS T-01
Deep Tunnel Sewerage System - Changi Tunnel
Client :
Contract :
Location :
Period :
Public Utilities Board
Design and Build
Changi, Singapore
Jan 2000 - Jun 2005
7.2m I.D.
EPB Machine
5,800m
Bored Tunnels
1/4
The Deep Tunnel Sewerage System Phase 1 T-01 project is the first design and build project for which STECS undertake in the name of a joint venture with Woh Hup. This project features the use of New Austrian tunneling method and tunnel boring method. A 7.2m diameter EPB Machine was used to construct the bored tunnels. The contract value is S$80.6 million.
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