I have passed this trail since I was nine years old. I always wondered where it went. Well, today I found out. It kinda goes nowhere. But it's a good workout from bottom to top! Just a nice area for a wooded walk. There is a trail to within 25ft of the cache. No need for bushwhacking.
You are looking for a preform tube.

V'z gur ovttrfg ebpx ba gur oybpx! Jryy, ng yrnfg gur ovttrfg ebpx va zl bja yvggyr nern.