This dataset contains lines representing the access control fences located on interstates, ramps, state routes, and locally owned NHS routes in Tennessee. This dataset can be queried by either location information or by access control fence type. These records were derived from vehicle mounted LiDAR sensors and digitally captured photos. This information was collected by Mandli Communications, Inc. under the direction of the Asset Management Division and the Long Range Planning Division. Questions on this dataset should be directed to TDOT.Maint.AssetManagement@tn.gov.