US: Italy-based Buzzi Unicem subsidiary Lone Star Industries has concluded a settlement with the US Department of Justice, the Environmental Protection Agency and the state of Indiana over Clean Air Act violations at its integrated Greencastle plant in Indiana, dating from 2010 to the present day. The Indy Star newspaper has reported that under the terms of the settlement the producer must pay a fine of US$700,000. The authorities ordered the company to upgrade the plant in line with state and federal pollution regulations. The violations involved emissions of particulate matter that exceeded state and federal limits.
