Easement laws may vary from location. Around here and easement is granted to a certain person or business. Example pipeline you can gate off an easement on your place and lock it even so long as who has been granted their own lock or a key for access. A third party such as a neighbor wanting to drive down the easement can go pound sand. Now that's said there are certain laws about public Waterway access that has been used for so many years sometimes has to be available that may be the issue.