The state highway heads northeast as two-lane undivided Briery Branch Road, which crosses Hone Quarry Run and follows Briery Branch east through its gap in Narrow Back Mountain. SR 257 veers away from the creek, exits the national forest, and enters the Shenandoah Valley.
The state highway travels northeast as a two-lane undivided Briery Branch Road, which crosses Hone Quarry Run and follows Briery Branch east through its gap in Narrow Back Mountain. SR 257 deviates from the creek, exits the national forest, and enters the Shenandoah Valley.