(https://www.aaroads.com/forum/proxy.php?request=http%3A%2F%2Fwww.interstate-guide.com%2Fimages044%2Fi-044_wt_01.jpg&hash=0ce596d64da1d3d9bd9e4553f244f567fffddb77)
...which is now gone since the updating of the ramps at that interchange. Ramp and sign both are gone. A quick check of Google Street View shows no plurals from any direction, EB on the service road underneath the interchange, or either NB ramp (on US 281 or US 82-US 287) approaching the relocated Spur 447 exit, which is now shared with the Loop 473-Old Jacksboro Hwy. exit.
As many times as I've been through there, I didn't realize that BGS was plural there.