U.S. rail intermodal traffic increased 6.8% in the week ended May 17 compared with the same week last year, the Association of American Railroads reported.
Railroads moved 267,061 intermodal trailers and containers that week, AAR said May 22 in its weekly report.
Rail carload volume, which excludes intermodal units, increased 4.5% year-over-year to 298,932 carloads.
Eight of the 10 commodity groups that AAR tracks increased over last year, led by grain at 37.6%. Chemicals led the decline at 0.2%.
For the first 20 weeks of the year, intermodal volume has increased 5.5% from the same period last year to 5,053,519 units.
Year-to-date, intermodal volume for all of North America increased 5.3% to 6.3 million trailers and containers.