What should a driver place at every projecting end of loads exceeding more than one meter from the body of the vehicle?

Question: What should a driver place at every projecting end of loads exceeding more than one meter from the body of the vehicle?

A red flag or red lights must be attached to any cargo vehicle if the projecting end of the load extends more than one meter beyond the bidy. The flag should be no less than 12 inches squares . Red lights are required when transporting the load in times of limited visibility. A red flag must be attached to any cargo vehicle, if the projecting end of the load extends more than one meter beyond the body.