From I-81 or I-581/Rte 220 @ Roanoke:

Exit onto Rte 419 to Salem.

From either direction follow Rte 419 to the General Electric plant at the intersection of 419 and Shenandoah Avenue.

Turn onto Shenandoah towards Roanoke (parallel to GE's front parking lot).

Go approximately 1.5-2.0 miles on Shenandoah.

VA complex and fields will be on your right.