Contract T316 – tunnel alignment between Changi Airport T2 and T5. (Diagram: Paper submission to UGS 2023)
Contract T316 – tunnel alignment between Changi Airport T2 and T5. (Diagram: Paper submission to Underground Singapore 2023, titled From Runways to Tunnels: Navigating the Challenges of Tunnelling Underneath Singapore’s Changi Airport. Authored by W.J.Ng, Land Transport Authority)