Caldwell Co. Crash Blocks Traffic By Whitney Jones • Dec 10, 2012 ShareTwitter Facebook Google+ Email Credit Kentucky Transportation Cabinet, transportation.ky.gov A multi-vehicle accident on I-69 involving a semi-truck has blocked traffic around the crash site. Southbound and westbound traffic is being detoured at Exit 12 through Princeton. The delay and detour are expected to last until around 9 a.m. Tags: Caldwell Countycar crashPrincetonDetourView the discussion thread.