When should Gary use the flashing amber beacons fitted to the roof of his vehicle? Select the best answer

Explanation: • All the time whether the vehicle is moving or stationary: No, they are not required when the vehicle is moving at the 'normal' traffic speed.
• Only when the vehicle is stationary: No, they are also required when the vehicle is moving slowly rather than at the prevailing speed of other traffic.
• Only when he is loading or unloading: No, they are also used when the vehicle is moving slowly compared to the prevailing speed of other traffic.
• Only when the vehicle is stationary for loading / unloading purposes or moving slowly: Yes.

Category: CPC Case Studies: Technical Matters