The nearly 27-mile project includes replacing 25,200 ties, spreading 13,300 tons of ballast to help provide a more stable roadbed and renewing the surfaces at 42 road crossings.
UP will also enhance Idaho's transportation infrastructure by investing $10.9 million in the rail line that runs between Athol and Eastport in northern Idaho. The project will begin April 7 and is scheduled to be completed in June.
The 95-mile project includes replacing more than 79,000 railroad ties and installing more than 28,000 tons of ballast to help provide a more stable roadbed. In addition, crews will renew the surfaces at 83 road crossings.