One appliance and crew from Amersham and one from Beaconsfield attended, along with an officer.
The firefighters used hydraulic rescue equipment, lighting, and small gear to rescue one man, injured. The provided immediate emergency care to the man before passing him into the care of South Central Ambulance Service.
Thames Valley Police closed the road in both directions while the emergency services were on the scene.
Two appliances and crews attended, along with an officer.