More work needed on Atlantia's Autostrade dossier - minister

ROME (Reuters) - Proposals submitted by Atlantia's motorway unit to solve an impasse over its toll-road concession have so far proved inadequate and more work is needed on the issue, an Italian minister said on Tuesday.The infrastructure group and the government are locked in a long-running dispute over the concession that Atlantia's Autostrade per l'Italia (ASPI) unit holds to run a large part of the country's motorways. A solution is needed for ASPI to be able to tap a 1.25 billion euro state..