Severe delays are expected as police clear an eight-vehicle pile-up at the Dartford crossing.
Rush hour traffic queues are building up due to the rolling road block after the crash on the M25 anticlockwise at J1B for the A282 and Dartford.
Congestion is already building up back to J2 of the M25, the Darenth Interchange.
Police say they are clearing the scene, but drivers should expect severe delays.
Don't miss out, subscribe today. Keep up to date with our newsletters.
A guide for your future. For year 11 students in Kent and Medway. Click here for the e-edition.
Education, Training & Childcare is a special supplement published by KM Media Group four times a year. Click here for latest e-edition.
Get the latest food and drink news, recipes from some of the nation's top chefs plus updates from Kent's vineyards and breweries.
Search in your local area to find your perfect partner in Kent, with FreshStart Dating! PLUS, register for free!.
Find out what's going on in the garden, with Kent expert Lucy Hewett's weekly update.
Buy pictures that you've seen in a KM newspaper, or send in a picture and we will place it on our photo sales website so that you can purchase a super, unique gift.