Near Vernal, the Old Carter Trail (#16) is a 7 mile ATV riding trail.
To reach the northern trailhead from Vernal, head north on Hwy 191/UT44. At the junction for the Flaming Gorge Dam, go left and continue on UT 44 to FR 218 (aprox 15 mi) and take a left. Take another left onto FR 221 and finally turn left on FR 5 towards Ute Mtn Lookout tower. You can also reach the trailhead if you continue on FR 221 past the turnoff for Ute Mtn and take a left on FR 96 towards Brownie Lake Campground and trailhead.
To reach the southern trailhead from Vernal, head north on Hwy191/UT44. Take a left on UT 121 and a right on 2500 W/Taylor Mtn Rd. Continue on this road following the Red Cloud Loop to FR 43. Old Carter Rd begins aprox 4 mi down FR 43.
Note: As of September 2007, ATV riding on Forest Service roads requires a Utah ATV registration. Only certain designated Forest Service roads are open to ATV riding.
Overall, Old Carter Trail is the 17th most popular ATV riding trail of all 75 ATV trails in Utah.