Business Logistics Intermodal Traffic Rises 3.6% for Week Bruce Harmon/Trans Pixs August 24, 2012 8:30 AM, EDT U.S. intermodal traffic rose 3.6% last week from a year ago, the Association of American Railroads reported. Container traffic for the week ended Saturday rose 5.5% to 217,643 units, while trailers fell 8.7% to 29,581 units. Railroad carloads excluding intermodal dropped 2.1% to 293,916 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 IANA Applauds Outgoing President Joni Casey Stoughton Launches Intermodal Container, Smart Chassis IANA Appoints Anne Reinke as New President and CEO