the suburbia of the Gold Coast. The Tweed River valley contains the Cudgen Road Tunnel completed in 2002. The tunnel was built to avoid the visual impact of a road cutting. Interchanges New South Wales Queensland Notes See also Freeways in Australia Freeways in New South Wales Freeways in Brisbane Freeways in Gold Coast M1, Queensland References External links Highways in Australia Highways in Queensland Roads in Brisbane Roads on the Gold Coast, Queensland Logan City Highway 1 (Australia) Borders of New South Wales