 The Gateway Motorway connects the Gold Coast and Sunshine Coasts by providing an alternate eastern route avoiding Brisbane's inner city area, connecting the Bruce Highway to the Pacific Motorway, and by linking to the Logan Motorway (albeit tolled) it forms part of an incomplete ring road.It crosses the Brisbane River over the tolled Sir Leo Hielscher Bridges.The Port of Brisbane Motorway links the Gateway to the Port of Brisbane, while Inner City Bypass and the Riverside Expressway act as the inner ring freeway system to prevent motorists from travelling through the city's congested centre.