Large U.S. freight railroads are poised to invest $24.5 billion in funding, including $13 billion in private money, for railroad infrastructure and maintenance in 2013, according to the Association of American Railroads. The private funding will be used to upgrade or enhance rail network capacity. Railroads will also hire about 11,000 workers in 2013, mostly to fill in for the 22 percent of the employees slated to retire in the next five years. This ...