Whenever livestock mentioned in AS 42.30.150 is killed or injured upon an unfenced railroad track, the person owning or operating the railroad, or that person's lessee or agent, or an authorized agent or employee, shall immediately have a notice of killing or injury filed by filing a concise description of the animal killed or injured, including brand, earmark, or other marks of ownership with the railroad agents at the two extremities of the section on which the killing or injury took place. If the animal is injured, the notice must describe the nature of the injury. The description shall be open to inspection at all reasonable hours of each week day for one month after the killing or injury.