There are reports of delays on the A127 following a crash. 

Traffic is said to be 'very slow moving' on the Southend-bound side of the road due to the collision at Rayleigh Weir.

Police are reportedly heading to the scene.

AA's traffic map shows traffic is heavy back to the junction with the A1245.

Update 5.45pm

One lane has been closed following the crash, which is understood to have involved four vehicles. 

There is also an oil spillage on the road which could mean a lengthy clean-up operation.

Update 6.15pm

All lanes have now reopened and traffic is beginning to ease.