The Brief A tractor-trailer and a train engine collided Monday afternoon at a Hart County railroad crossing. The train struck the rear wheels of the trailer as the truck crossed the tracks. A tractor-trailer collided with a train engine at a Hart County railroad crossing Monday afternoon after driving into the train's path, according to the Hart County Sheriff's Office. What we know:Deputies responded to the 2400 block of Ridgeview Road just before 2:30 p.m. Monday after a truck proceeded across the railroad crossing as a train engine approached, according to the Hart County Sheriff's Office. What we don't know:Authorities have not released the identities of the truck driver or train operators involved in the crash.