High Quality Content by WIKIPEDIA articles! The Eastern Distributor, also identified as the M1, is a 6-kilometre (4 mi) long motorway in Sydney, New South Wales, Australia. Part of Metroad 1, it links the Sydney central business district (CBD) with the Airport. The centre-piece is a 1.7 km (1.1 mi) tunnel running from Woolloomooloo to Surry Hills.