49 C.F.R. § 192.479 Atmospheric corrosion control: General.
Title 49 - Transportation
(a) Each operator must clean and coat each pipeline or portion of pipeline that is exposed to the atmosphere, except pipelines under paragraph (c) of this section. (b) Coating material must be suitable for the prevention of atmospheric corrosion. (c) Except portions of pipelines in offshore splash zones or soil-to-air interfaces, the operator need not protect from atmospheric corrosion any pipeline for which the operator demonstrates by test, investigation, or experience appropriate to the environment of the pipeline that corrosion will— (1) Only be a light surface oxide; or (2) Not affect the safe operation of the pipeline before the next scheduled inspection. [Amdt. 192–93, 68 FR 53901, Sept. 15, 2003
Title 49: Transportation
PART 192—TRANSPORTATION OF NATURAL AND OTHER GAS BY PIPELINE: MINIMUM FEDERAL SAFETY STANDARDS
Subpart I—Requirements for Corrosion Control
§ 192.479 Atmospheric corrosion control: General.