LAC 33:V.30557. Which pipelines must have coating for external corrosion control? [49 CFR 195.557]

A. Except bottoms of aboveground breakout tanks, each buried or submerged pipeline must have an external coating for external corrosion control if the pipeline is: 1. constructed, relocated, replaced, or otherwise changed after the applicable date in §30401.C, not including the movement of pipe covered by §30424; or [49 CFR 195.557(a)] 2. converted under §30111 and: [49 CFR 195.557(b)] a. has an external coating that substantially meets §30559 before the pipeline is placed in service; or [49 CFR 195.557(b)(1)] b. is a segment that is relocated, replaced, or substantially altered. [49 CFR 195.557(b)(2)]