CNA Explains: What is 'tunnel squatting' and how does it affect MRT operations?
CNA Explains: What is 'tunnel squatting' and how does it affect MRT operations?
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CNA Explains: What is 'tunnel squatting' and how does it affect MRT operations?
Underground tunnels serving three stations on the Circle Line will be partially closed early next year for strengthening works to address a phenomenon known as "tunnel squatting".
