Police are dealing with a person believed to be threatening self harm from a bridge near Uxbridge.

Traffic has come to a standstill while emergency services attend to the incident on the bridge on A40 at Swakeleys roundabout, at around 7pm on Wednesday.

A police spokesman said: “Someone on Swakeley Bridge is threatening self harm. Police are in attendance.”

Delays have been reported at Ickenham due to the icnident.

The incident has led to long delays as the road is closed in both directions between Hillingdon Circus and Swakeleys Roundabout.

Congestion has been reported to Denham Roundabout and to Polish War Memorial.