High Quality Content by WIKIPEDIA articles! The East Derwent Highway (route number B32) is a highway in Hobart, Australia. The highway is a trunk road that carries heavy commuter traffic much like the Brooker Highway, except on the Eastern side of the River Derwent. The highway starts at the Lindisfarne Interchange near the eastern side of the Tasman Bridge, and travels north connecting to the Bowen Bridge and eventually leading to the Midland Highway at Bridgewater in the north.