 The U.S. highways continue east as Main Street, which passes under the Norfolk Southern rail line before US 19 turns north onto Porterfield Highway.US 11 becomes four lanes and then two at its intersection with US 58 Alternate (Russell Street), which leads to the William King Museum, in downtown Abingdon.The alternate route runs along Main Street for a short distance before turning south with SR 75 (Cummings Street) to rejoin US 58 at I-81.