Re: 4” rock bores Kentucky Home › Forums › Trenchless Posting › 4” rock bores Kentucky › Re: 4” rock bores Kentucky March 28, 2020 at 7:29 am #4797 DanielGuest : Approximately 720 of 4” pipe to place consisting of 7 shots. Ready now.I have a rock rig and crew that can handle this out of Nashville