Louisiana Revised Statutes Tit. 23, § 482. Physical examination of workers

No person shall be sent into any caisson, tunnel, or any compressed air chamber, or into the water in a diver's suit to perform labor, without having first been examined by a competent physician to determine his physical fitness. The employer, the employer's representative, foreman, or supervisor of the work to be done, shall see that this provision is complied with. These physical examinations shall be repeated every sixty days.