Union Pacific’s dedicated Mechanical team has responsibility for inspecting, repairing or rebuilding more than 4,500 active locomotives and 300,000 rail cars traversing our network. Southern Idaho is home to UP’s main artery to the Pacific Northwest. Pocatello's locomotive shop is a mainline fueling station in this region for trains navigating the Blue Mountains' steep grades. Here's a behind the scenes look. #railroadcareers #unionpacific #unionpacificrailroad #locomotive #idaho #pocatello #pocatelloidaho #bluemountains