Business Logistics Intermodal Traffic Rises 3.1% for Week Bruce Harmon/Trans Pixs May 18, 2012 8:30 AM, EDT U.S. intermodal traffic rose 3% for the week ended Saturday from a year ago, the Association of American Railroads said. Container traffic rose 5.2% to 209,494 units and trailers fell 10.2% to 29,486, the rail trade group said in its weekly report. Railroad carloads excluding intermodal declined 5.2% to 279,063 units, AAR said. Railroad volume is considered an important economic indicator. Intermodal traffic, which tends to be higher-valued merchandise than bulk commodities, uses trains for the long haul and trucks for the shorter distance at either end of the trip. Ìý More Content About: intermodal Related Articles New IANA CEO Anne Reinke Aims to Lift Intermodal Schneider Launches Fast Track Intermodal Service Stoughton Launches Intermodal Container, Smart Chassis