CPC Road Passenger Exam study materials
CPC Road Passenger Exam study resources

The Collision on the Ring Road

CPC Road Passenger Exam · Put your knowledge to work in context.

All case studies

The Collision on the Ring Road

A coach carrying 44 passengers is involved in a collision with a car on a ring road at 60 km/h. The coach's front nearside is damaged; the door is jammed. Two passengers report neck pain; one has a bleeding cut. The car driver is trapped. Fuel is leaking from the car. It is dusk, visibility is dropping, and traffic is still passing at speed. The driver's phone is at 8% battery. The coach's hazard lights work; the warning triangle is in a locker under the luggage bay.

1. Set out the driver's immediate priorities in order, with reasoning.

Read the worked answer

The driver's priorities follow a recognised emergency sequence:

  1. Protect the scene: Switch on hazard lights immediately. If safe, place the warning triangle well behind the coach (typically at least 30–50 m on a fast road, further if visibility is poor). At dusk on a ring road, this is critical to prevent secondary collisions. If placing the triangle is unsafe due to traffic, do not put yourself at risk - keep passengers inside and call emergency services.
  2. Call emergency services: Dial the emergency number, state location (ring road, direction, nearest marker), number of casualties, the trapped car driver, and the fuel leak. Battery at 8% means this call must be prioritised; keep it brief and precise.
  3. Prevent fire risk: The leaking fuel is the most time-critical hazard. Keep passengers away from the fuel, do not smoke, and if the vehicle is driveable and it is safe, move it clear of the spill. Otherwise evacuate upwind and away from the car.
  4. Evacuate if necessary: The jammed door is a problem. Use the emergency exits (windows, rear door) only if evacuation is required - e.g., fire risk. A controlled evacuation to a safe gathering point away from traffic and the fuel spill.
  5. First aid: Triage - the bleeding cut and neck-pain passengers. Do not move the trapped car driver unless there is immediate danger (fire).
  6. Preserve information: Note witnesses, vehicle details, and do not admit liability.

2. How should the driver manage the passengers and the jammed door specifically?

Read the worked answer

Jammed door:

  • Do not force it in a way that risks injury. Check whether the emergency door release or an alternative exit works.
  • If passengers must leave, use the designated emergency exits and brief them calmly: 'Stay seated until I say; then move to the rear exit one row at a time.'
  • If there is no fire risk, keeping passengers belted and inside may be safer than evacuating onto a live ring road at dusk - evacuating into fast traffic can cause more casualties than the collision itself.

Passenger management:

  • Appoint a calm passenger to help direct others and to watch the injured.
  • Keep the neck-pain passengers still and supported; do not encourage them to walk unnecessarily.
  • Apply pressure to the bleeding cut with a clean dressing.
  • Account for all 44 passengers against the manifest - this is why a passenger list matters.
  • Reassure and keep them informed; panic causes secondary injuries.

Judgement call: The decision to evacuate or stay is driven by fire risk from the fuel leak. If fuel is pooling near the coach or there is any sign of fire, evacuate upwind immediately regardless of the door. If not, shelter in place with hazards on and await services.