Water Pressure Blamed for Calumet City Blast - NBC Chicago

    Water Pressure Blamed for Calumet City Blast

    The underground pipe burst when rain was coming down at a rate of 1.7 inches per hour, an engineer said. NBC Chicago's Susan Carlson reports for the NBC 5 NEWS at NOON on May 12, 2014. (Published Monday, May 12, 2014) The underground pipe burst when rain was coming down at a rate of 1.7 inches per hour, an engineer said. NBC Chicago's Susan Carlson reports for the... See More