A “B-Train” LPG rig crashed, sending the smaller MC331 over the side of an overpass. Not sure if the accident threw the tanker over the edge or if the tanker was damaged in the accident and it launched in the air and landed over the side of the overpass. But as we can see, the leak was significant. Images below show us the hole in the side of the tank and it appears to be caused by the impacting something. The video below shows us how quickly an LPG cloud can form and just listen to the conversation of occupants of the vehicle..