On 10/4/2018 Irmo Fire District and Columbia Fire responded to a wreck on I-26. I-26 was shut down EB between Piney Grove Road and St. Andrews Road. Two tractor trailers and multiple passenger vehicles were involved. One of the tractor trailers was carrying ammunition and gun powder, the other was carrying mixed flammable hazardous materials. The tractor trailer carrying the ammo and gun powder was removed first from the scene. Irmo Fire used unified command and worked with Columbia Fire, SC DHEC SCHP and others to get the last tractor trailer safely removed from the roadway. One of the tractor trailer drivers had to be extracted from his vehicle. He was transported to the hospital with non life threatening injuries.