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Project Description

Bachy Soletanche Singapore’s scope of work for Contract CR202 involves the construction of diaphragm wall shafts, including the launch shaft for the bored tunnelling works between Fairways Drive and Sin Ming Walk. The project also includes foundation works for the facility building, comprising test piles, barrettes, and diaphragm walls. The bored tunnel is designed as a large-diameter tunnel crossing beneath the Central Catchment Nature Reserve, with works carried out in Bukit Timah Granite ground conditions.

Project Information 

Diaphragm Wall: 374m ; 1,000 & 1,200mm thickness ; 11,404m3 excavation ; 10,914m3 concrete ; 29.1m average depth