UPDATE: Officials say the road is back open.

NORMAN, Okla. (KFOR) – State Highway 9 is closed both ways between 108th Ave and 120th Ave due to an accident.

According to Norman Police Department, the accident is a critical injury collision. Authorities are on scene responding to the crash.

Officials say those traveling in the area should use alternate routes.

This is a developing story. We will update as we find out more information.