JEFFERSON COUNTY, Mo. — Both directions of Interstate 55 were closed Friday afternoon near the 61/67 cloverleaf in Jefferson County.
The Missouri State Highway Patrol said a crash at around 2:25 involved two tractor-trailers that then caught on fire. One of the trucks was carrying some kind of ash, a spokesman for the highway patrol said.
The highway patrol spokesman said northbound traffic is being detoured at US-61 and southbound traffic is being detoured onto US-67.
As of 6:20 p.m., the crash was still causing major traffic backups in both directions of I-55
This story will be updated when more information becomes available.