Early morning haze and mist lies in the surrounding valley, as hill-run job No. U86 crawls across the massive, but beautiful, viaduct spanning the old mining town of Covel, W.Va., with three GE's in notch-8, pumping out every ounce of horsepower they have to get the heavy 100-car train over the 2.07-percent ascent from Elmore to Clark's Gap on the former Virginian Railroad.