2.52pm

A Gwent Police spokesman said the crash was between a motorcycle and a car. The exit slip road is now re-open.

One lane is blocked on M4 eastbound between J23 M48 and J22 M49, because of debris on the road.

12.55pm

Travel time is estimated to be around 60 minutes. Congestion goes to J22 M49.

12.50pm

There is stop-start traffic on the M4 Westbound at J24 (Coldra), congestion to J23a B4245 (Magor Services).

The exit slip road J23a (Magor) is still closed following a serious accident.

The M48 original Severn Bridge is also closed today due to maintenance works.

12.44pm

A Welsh Ambulance Service spokeswoman said two people were taken to the Royal Gwent Hospital in Newport by a ground ambulance.

The air ambulance were also in attendance and a specialist paramedic.

They were called at 10.15am this morning.

12.26pm

A Gwent Police spokesman said the crash involves two vehicles and an air ambulance is in attendance.

12.10pm

THE M4 exit slip road at J23a Magor is closed due to an accident.

There is queuing traffic westbound at J23a (Magor Services) because of a serious accident.

There is a diversion in operation which is directing traffic to continue on the M4 to J24 (Coldra) and then loop-back using the roundabout at J24.