I don't recall if there is a barrier gate at the entrance, street view might show that, but the parking area is HUGE to accommodate vehicles whenever the CBBT is closed.
I would not sweat it. There are Walmarts up along rt13.
Boat: 32' 1996 Albin 32+2, single Cummins 315hp
40+ night per year overnighter
2007 Alpenlite 34RLR
2006 Chevy 3500 LT, CC,LB 6.6L Diesel
Ham Radio: VP9KL, IRLP node 7995