49 CFR 193.2707
Operations and maintenance.
(a)Each operator shall utilize for operation or maintenance of components only those personnel who have demonstrated their capability to perform their assigned functions by—#
(1)Successful completion of the training required by §§ 193.2713 and 193.2717; and#
(2)Experience related to the assigned operation or maintenance function; and#
(3)Acceptable performance on a proficiency test relevant to the assigned function.#
(b)A person who does not meet the requirements of paragraph (a) of this section may operate or maintain a component when accompanied and directed by an individual who meets the requirements.#
(c)Corrosion control procedures under § 193.2605(b), including those for the design, installation, operation, and maintenance of cathodic protection systems, must be carried out by, or under the direction of, a person qualified by experience and training in corrosion control technology.#