Collegedale, TN- On Tuesday (12/20/22) at approximately 12:30 pm ET, a train hit a bridge beam being delivered to the SR 317 (Apison Pike) reconstruction project, resulting in a derailment near the intersection of Apison Pike and University Drive. Both roads are closed at this time and will remain closed until a crash investigation has been completed and the incident has been cleared. TDOT, Norfolk Southern, and emergency responders are on the scene. Consider an alternate route through the area, if possible. This will be a lengthy closure.