Big Oak Farm Airport (Cambridge, MD) 1MD1 Bemerkungen
| A110-1 | Military jets low flying in area. |
| A110-2 | For clearance contact patuxent approach at 301-342-3740, when patuxent approach is closed contact potomac approach at 866-640-4124. |
| A30-E/W | Private drive crosses runway 300 ft from threshold at west end. |
| A51-E | W displaced threshold marked with one cone each side of runway. |
| A52-W | Fence east end of runway. |
