FIRE, police and ambulance crews were called to a collision on the A329M near Winnersh Triangle this afternoon.
Fire crews from Wokingham, Bracknell and Whitley Wood stations were dispatched to the collision, which involved a single car, shortly after 2.20pm.
A spokesperson for Royal Berkshire Fire and Rescue Service said that no-one was trapped in the vehicle, which appeared to have collided with a crash barrier.
The four occupants of the vehicle were attended to by ambulance crews, with one being taken to the Royal Berkshire Hospital with head injuries. No-one else suffered any injuries.