“Promptly”, for accident reporting purposes, means within 3 hours. Every railroad company operating a railroad in this State shall report, in writing or orally, to the Commissioner, promptly after the occurrence of an accident resulting in a serious injury or fatality to any person, or damage to property exceeding the sum determined by federal regulation, incurred during the operation of the railroad in the State. The report shall include: Caller's name and title; Date and time of the report; Railroad name and subdivision or route segment; Date, time, and location of the accident; Nature of accident, such as derailment, collision, public or private road crossing accident, or fire; Severity of the accident, including: Number of persons injured or killed; and Number of cars or units derailed; Whether hazardous material is involved; and Telephone number where additional information may be obtained.