New Zealand State Highway 20 New Zealand State Highway 20 State Highway 20, also known as the Southwestern Motorway, is a New Zealand state highway linking State Highway 1 at Manukau City Centre with State Highway 16 in Point Chevalier, via Mangere and Onehunga. Along with its spurs, State Highway 20A and 20B, the state highway serves Auckland Airport, the country's largest, therefore making State Highway 20 a key arterial route connecting the airport to the wider Auckland region and most of the upper North Island. The route also forms the southern part of the Western Ring Route, a motorway route bypassing central Auckland. It
China Bay Airport China Bay Airport China Bay Airport (; ; is an air force base and domestic airport in China Bay in eastern Sri Lanka. Located approximately south west of the city of Trincomalee, the airport is also known as Trincomalee Airport and SLAF China Bay. Originally built by the British, it was transferred to the Royal Ceylonese Air Force which later became the Sri Lanka Air Force. During the 1920s the British built an airfield in China Bay in eastern Ceylon. The Royal Air Force established an airfield called RAF Station China Bay in March 1942 with Hurricane, Spitfire and Catalina