U.S. RAIL TRAFFIC IN 2017 was a mixed bag. In October, for example, average weekly intermodal volume reached 286,039 units, surpassing the previous record set just two months earlier. Still, U.S. railroads' carloads slipped 0.1 percent in October. Carload volume didn't keep pace with intermodal growth earlier in the year, either. The number of carloads declined while intermodal volumes grew in July, August and September, according to Association of American Railroads (AAR) data.
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