Unit 4 is open according to the posted map below.  There are safety hazards associated with the closed portions of this Unit.  If you have any question regarding closed portions of this Unit ask a staff member prior to going on Range.  This map is also posted at each informational kiosk.  Delta and Durden Roads are open to vehicle traffic.

The Following Map shows current Road Closures.

Unit 13 has a small section closed illustrated in the Map below