255.491 Corrosion control records.

(a)Each operator shall maintain records or maps to show the location of cathodically protected piping, cathodic protection facilities, other than unrecorded galvanic anodes installed before August 1, 1971, and the neighboring structures bonded to the cathodic protection system.#

(b)Each of the following records must be retained for the period indicated:#

(1)Each record or map required by subdivision (a) of this section, and each record related to sections 255.465(a), 255.465(e), and 255.475(b) must be retained for as long as the pipeline remains in service.#

(2)Records of each test, survey, or inspection required by this Part, in sufficient detail to demonstrate the adequacy of corrosion control measures or that a corrosive condition does not exist must be retained for at least five years.#