 SR 256 has a grade crossing of the Chesapeake Western Railway and meets the southern end of SR 276 (Keezletown Road) in the community of Weyers Cave.The state highway passes Shenandoah Valley Regional Airport and crosses the Middle River, a tributary of the North River.SR 276 then crosses the South River—which with the North River forms the South Fork Shenandoah River—into Rockingham County and the town of Grottoes.