The most complicated section of the elevated expressway is located at Kwai Tai Road, running a length of about 450 m. Here, the Rambler Channel Bridge begins to connect with the road system near Terminal 1. Also, the Airport Railway that runs from Tsing Yi Station intersects here and forms a double-deck viaduct. This photo shows the working arrangement of the large portal frame in its early stage, on which the double-deck bridge will be placed