House of Assembly Fifty-Third Parliament, Second Session (53-2) 53 2 Parliament of South Australia House of Assembly published Question Time Whyalla Steel Whyalla Steel Mr MARSHALL House of Assembly Dunstan Leader of the Opposition Whyalla Steel Mr MARSHALL (Dunstan—Leader of the Opposition) (14:51): Supplementary, sir: can the minister bring an answer back to the house as to what percentage of the steel on the Northern Expressway project is going to be sourced in South Australia? The Hon. S.C. MULLIGHAN House of Assembly Lee Minister for Transport and Infrastructure Minister Assisting the Minister for Planning Minister Assisting the Minister for Housing and Urban Development Whyalla Steel The Hon. S.C. MULLIGHAN (Lee—Minister for Transport and Infrastructure, Minister Assisting the Minister for Planning, Minister Assisting the Minister for Housing and Urban Development) (14:51): My understanding is that, apart from some minor finalisation works, the Northern Expressway was largely delivered and completed several years ago.