CSX Q585-20 (Nashville,TN-Chattanooga,TN) rushes south across the Elk River at Estill Springs, TN for the run to Chattanooga. Daily run Q585 is one of those road local freights that make set off for location like Smyrna, Murfreesboro, Tullahoma, eventually terminating at Wauhatchie Yard in Chattanooga, TN.