OKLAHOMA (CBSDFW.COM) – Scary moments for some firefighters in Oklahoma after they were hit and tossed into the air by a U-Haul trailer, as they worked an emergency scene on the side of a road.

The men, both members of the Stringtown Fire Department, were standing in a grassy area on the side of the road when the driver of an SUV, pulling the trailer, hydroplaned and hit an emergency vehicle with it’s lights flashing.

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The impact of the crash caused the SUV to slingshot around and an Stringtown Police Department officer’s dashcam captured the moment the trailer slams into the firefighters — tossing them several feet.

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Amazingly officials said the men weren’t seriously injured, walking away with only bruises.

In a post on Facebook the Oklahoma Highway Patrol said, “This is a graphic reminder to SLOW DOWN – especially when roads are slick and you see flashing lights.”

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Atoka County is about 140 miles southeast of Oklahoma City.