Monday evening at 21:33, Squad 33 (7), Engine 33 (4), and Traffic 33 responded to I81 SB MM51.3 for an accident. Chief 52 reported the incident via radio to CC911 reporting two vehicles involved, one over the embankment and one being a tractor trailer. Squad and Engine 33 checked the passenger vehicle while E41 checked the truck. R45, Traffic 33 and Traffic 3 assisted at the scene. Crews were out just over 30 mins.