This BONUS cache is not at the stated location.
Puzzle "BONUS" cache can be solved by completing the nearby Adventure Lab Cache
"Fort Dickerson - The Civil War".
True coordinates are: N 35 5A.BCD W 083.54.E84. Simply replace A - E with the hint at each location of the AL.
Please be careful in the area as traffic can be heavy at times, and always stay aware of your surroundings. Have a great time geocaching friends!