For further information on this #M25 anti-clockwise incident between J10 (#A3) and J9 (#Leatherhead), please head over to: nationalhighways.co.uk/travel-updates… Post navigation Please be aware there are 8 miles of congestion on approach to these lane 3 and 4 closures on the #M25 anti – clockwise between J10 and J9. This is causing delays of 80 minutes above normal travel time for this time of day. Please allow extra journey time. @JLA1111 Hello Julie. Please call our customer contact centre on 03001235000 or email them at email@example.com. Many thanks.