M25 fire LIVE: Huge blaze seen for miles causes travel chaos on major motorway

A huge plume of smoke is billowing from the M25 as firefighters tackle a blaze. Traffic has stopped on M25 anti-clockwise between J30 (A13) and J29 (A127).

According to National Highways, crews from Essex Fire Service are at the scene. There are currently delays of around 30 minutes and a diversion route is being put in place for drivers.

This is a live blog. Scroll down for updates.