There has been a serious collision in Hempstead Road, Watford this afternoon police have tweeted.
The incident has lead to road closures with police warning that there will be traffic disruption for some time.
Herts Police tweeted: “We are currently at the scene of a serious collision in Hempstead Road Watford. Road closures are in place and there is likely to be traffic disruption for some time. We kindly advise motorists to avoid the area and seek an alternative route.”