in the food industry, consisting of 150 insulated boxcars fabricated in the Alexandria, Virginia, shops of Fruit Growers Express) commenced service over the route. An additional 100 cars were soon added, and small mechanical refrigeration units were installed to keep temperatures constant. Tropicana saved $40 million in fuel costs during the first ten years in operation. Railex and other unit trains In 2006 Railex LLC launched service in partnership with the Union Pacific Railroad and CSX between Wallula, Washington, and Rotterdam, New York, followed in 2008 by a Delano, California, to NY line, and Jacksonville, Florida service from the west coast in 2014. Railex runs unit trains of 55 large, "plate F" refrigerated cars. Two additional refrigerated unit-train services were announced in 2013, the Green Express, from Tampa, Florida to Kingsbury, Indiana, operated by CSX and the Tampa Port Authority, and the TransCold Express operated by McKay Transcold, LLC and BNSF, connecting the California Central Valley with the midwest. AAR classifications Note: Class B refrigerator cars are those designed for passenger service; insulated boxcars are designated Class L. See also Cold chain Reefer (ship) Refrigerated container Refrigerated transport Dewar Refrigerated van (European style) Refrigeration Refrigerator truck Swift Refrigerator Line References Notes Bibliography Boyle, Elizabeth and Rodolfo Estrada. (1994) "Development of the U.S. Meat Industry" — Kansas State University Department of Animal Sciences and Industry. Hendrickson, Richard and Richard E. Scholz. (1986). "Reefer car 13000: a postmortem." The Santa Fé Route IV (2) 8. Pearce, Bill. (2005). "Express Reefer from troop sleeper in N." Model Railroader 72 (12) 62–65. Reefer Operations on Model Railroads with an emphasis on the ATSF April 15, 2005 article at The Santa Fe Railway Historical & Modeling Society official website — accessed on November 7, 2005. Thompson, Anthony W. et al. (1992). Pacific Fruit Express. Signature Press, Wilton, CA. . White, John H. (1986). The Great Yellow Fleet. Golden West Books, San Marino, CA. . External links Guide to Rail Cars American inventions Cooling technology Food preservation Freight rolling stock Cars