All amusement rides or devices must be under the control of a competent operator at all times when the ride or device is in operation. Operators shall be trained in the safe operation of the ride. The minimum requirement for training shall be that contained in the most current edition of the American Society for Testing of Materials (ASTM) standards, entitled "Standard Practice for Operation Procedures for Amusement Rides and Devices".
Okla. Admin. Code § 380:55-13-1