'Ice walls' used to stabilise construction of Thomson-East Coast Line | Video

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'Ice walls' used to stabilise construction of Thomson-East Coast Line | Video

(Updated: )

Ground-freezing technology is being used for the first time by the Land Transport Authority (LTA) to stabilise the earth before tunnel excavation works are carried out in MRT projects, in a bid to minimise disruptions to train operations during construction. Elizabeth Neo reports. 

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