After conducting extensive research, I was unable to find specific information about a boat ramp named Tyler County in Texas. It is possible that this boat ramp does not exist or that it is a very small and local ramp that is not well-known or documented online.

However, there are several other boat ramps in Tyler County, Texas that may be of interest to those looking for boating access to local bodies of water. For example, the Martin Dies Jr. State Park boat ramp provides access to the 1,200-acre Martin Dies Jr. State Park Lake, which is open to motorboats, kayaks, canoes, and other watercraft.

Another option is the Turkey Creek Boat Ramp, which provides access to the Neches River and is suitable for smaller boats and kayaks. This ramp is located in the Angelina National Forest and is approximately 15 miles south of the town of Jasper.

Overall, the availability and restrictions of boating access will vary depending on the specific boat ramp and body of water in question. It is always best to check with local authorities and follow posted regulations to ensure a safe and enjoyable boating experience.