Intermodal volume for the week totaled 217,952 trailers and containers, up 22.9 percent compared with the same week the previous year.

Weekly carload volume on Eastern railroads was up 17.8 percent compared with the same week in 2010. In the West, weekly carload volume was up 8.5 percent.

For the first 51 weeks of 2011, U.S. railroads reported cumulative volume of 14,910,326 carloads, up 2.2 percent from the same point in 2010, and 11,711,214 trailers and containers, up 5.4 percent.

Canadian railroads reported 78,434 carloads for the week, up 16.2 percent compared with the same week in 2010, and 47,741 trailers and containers, up 21 percent compared with 2010. For the first 51 weeks of 2011, Canadian railroads reported cumulative volume of 3,860,534 carloads, up 3.3 percent from the same point the previous year, and 2,470,294 trailers and containers, up 2.3 percent.

Mexican railroads reported 13,451 carloads for the week, up 2.7 percent compared with the same week in 2010, and 8,068 trailers and containers, up 42.8 percent. Cumulative volume on Mexican railroads for the first 51 weeks of 2011 was 726,453 carloads, up 3.6 percent compared with the same point the previous year, and 426,644 trailers and containers, up 22.4 percent.