Doubleheading up the Front Range By Angela Cotey | September 20, 2023 Email Newsletter Get the newest photos, videos, stories, and more from Trains.com brands. Sign-up for email today! Get Updates Denver & Rio Grande Western 2-8-0 1146 helps 2-8-8-2 Mallet 3406 hoist a 27-car freight up the 2-percent grade between Crags and Crescent, Colo., in July 1938. Both engines have tank cars behind them for extra water capacity. R. H. Kindig photo