House of Assembly Fifty-Fourth Parliament, First Session (54-1) 54 1 Parliament of South Australia House of Assembly published Answers to Questions Road Network Road Network In reply to Mr BELL House of Assembly Mount Gambier Road Network In reply to Mr BELL (Mount Gambier) (23 July 2019). The Hon. S.K. KNOLL House of Assembly Schubert Minister for Transport Minister for Planning Road Network The Hon. S.K. KNOLL (Schubert—Minister for Transport, Infrastructure and Local Government, Minister for Planning): I have been advised: The Department of Planning, Transport and Infrastructure has identified a Competitive Alliance approach as the preferred model for the Joy Baluch AM Bridge Duplication and Port Wakefield Overpass and Highway Duplication projects. This is the same model used to successfully deliver other large scale infrastructure projects in South Australia, for example the north-south corridor.