MOTORISTS have been advised to seek out alternative routes as a main road has been partially blocked following a multi-vehicle crash.

The A12 northbound has been partially blocked between J21 (Witham S/B1389) and J22 (Witham N/B1389) following an accident involving three vehicles.

The road is a major route for those travelling through Hatfield Peverel.

More information will be provided on the incident once it is received.

Update - All lanes have been reopened but traffic is still moving slowly