On January 21, 2016, the towing vessel Amy Frances was pushing a flotilla of six barges downbound on the Lower Mississippi River near Natchez, Mississippi. At 1247, the port lead barge in the tow, MM-46, allided with the center pier of the Natchez–Vidalia Highway 84 Bridge. The allision breached a forward cargo tank on the barge, resulting in the release of 24,654 gallons of catalytic cracked clarified oil into the river. The estimated damage exceeded $542,000. There were no injuries in the accident.