Significant capacity improvements will enhance critical rail corridor, open additional opportunities for statewide business and economic growth ATLANTA, Aug. 1, 2024 /PRNewswire/ -- Norfolk Southern Corporation (NYSE: NSC) is investing to grow capacity on a key rail line in the state of Alabama, the 3B Corridor, which connects markets in northern and central Alabama to the Port of Mobile and destinations worldwide. The more-than $200 million investment positions the line to accommodate expected growth in se ...