Developer : M.T.R.C.
Main Contractor : Gammon – Leighton Joint Venture
West Kowloon Terminus Approach Tunnel (South) (Contract No. 811B)
- Mei Lai Road to Hoi Ting Road Tunnels (Contract No. 820)
- West Kowloon Terminus Approach Tunnel (North) (Contract No. 811A)