This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated.

DUPO, IL – Authorities have shut down the northbound lanes of I-255 near Dupo, IL for a serious accident that occurred just before 5 p.m. Wednesday evening.

According to the St. Clair Emergency Management, the road is expected to be closed for several hours for accident reconstruction.

Traffic is backed up for several miles.

Motorist are being urged to use alternate routes.