(KRON) — Traffic is reportedly backed up on the 101 going through central San Rafael due to a collision between a big rig and a Toyota. The two vehicles are blocking the fast lane and the second lane on the southbound side.

The Toyota is lodged underneath the big rig, according to the incident report. There is major damage to the Toyota which need to be towed away. It is not known if anyone was injured as a result of the crash.

This is a developing story. Check back for updates.