The accident happened on I-74 in Indiana. The father and son truckers are lucky to be alive. It was all caught on dash cam.It happened on Thursday in Decatur County, Indiana, about 1 hour northwest of Cincinnati.Troopers say the semi, driven by Ryan T. Young of Owenton, KY, was eastbound on I-74 approaching exit 132 when another vehicle began drifting into his lane.

Young told troopers he swerved to avoid the other vehicle and ran off the south side of the interstate. That's where the semi ran up a hill then through the guardrail. Young suffered some minor facial and head injuries and his 7-year-old son who was a passenger in the semi, suffered only a few scratches.

Take a look at the dash cam video.