Diversions are being signed by the solid circle diversion symbol:

Exit the M11 southbound junction 6 via the interchange link road onto the M25 anti-clockwise. Follow the M25 anti-clockwise from junction 27 to junction 26. Exit the M25 at junction 26, at the roundabout take the 3 rd exit onto A121 ‘Honey Lane’ and continue on the A121. At the Wake Arms’ roundabout take the 3 rd exit onto the A104 ‘Epping New Road’. Continue following the A104 for approximately 6.2 m / 9.5 km to the ‘Waterworks’ A406 interchange. At ‘Waterworks’ interchange take the 1 st exit onto the A406 (E) ‘North Circular’ clockwise directional to approach ‘Redbridge’ roundabout A406/M11 junction 4 interchange.

For traffic approaching the delays locally, you are advised to expect disruption with extra journey time and you may wish to re-route or delay your journey.