(ANSA) - ROME, JUN 1 - Italy is to ask the European Union to open infringement proceedings against Austria over the restrictions on traffic, especially heavy goods traffic, which it has introduced at the Brenner Pass, the Italian transport ministry said Thursday, announcing that Minister Matteo Salvini will make the formal step. "Deputy Prime Minister and Minister Matteo Salvini will formalise the (request for the ) infringement procedure against Austria for the bans at the Brenner Pass", the ministry said in a statement. (ANSA).