EMERGENCY services have now cleared three vehicles from the carriageway following a crash on the M4 this evening (Wednesday, May 17).

The accident was around Slough between J4B for Heathrow and J5 for Langley and three of four lanes are still closed westbound. 

Highways England said at 10.50pm that there were long delays on the approach. The incident happened around 9.30pm. 

A spokesperson said two people had been taken to hospital but as a precautionary measure and it is not believed anyone suffered significant injuries.