This report discusses the February 10, 2007, accident in which the nearly 800-foot-long tankship M/V Kition struck a pier on the Interstate Highway 10 bridge over the Mississippi River at Baton Rouge while the Louisiana state pilot was attempting to turn the vessel immediately above the bridge. The vessel's bow knocked a 2- to 3-foot section of concrete out of the bridge pier, causing an estimated $8 million in damage to the bridge and $726,500 in damage to the ship. No injuries or pollution resulted from the accident.