# 255.463 External corrosion control: cathodic protection.

- **operation:** document
- **citation:** 16 NYCRR 255.463
- **title:** 255.463 External corrosion control: cathodic protection.
- **source type:** regulation
- **agency:** New York State Public Service Commission
- **status:** current
- **official:** true
- **published on:** Not available
- **effective on:** Not available
- **summary:** Transmission and Distribution of Gas. (a) Each cathodic protection system required by this Part must provide a level of cathodic protection that complies with one or more of the applicable criteria contained in Appendix 14-D of this Title. If none of these criteria are applicable, the cathodic protection system must provide a level of cathodic protection at least equal to that provided by compli
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**body:**

(a) Each cathodic protection system required by this Part must provide a level of cathodic protection that complies with one or more of the applicable criteria contained in Appendix 14-D of this Title. If none of these criteria are applicable, the cathodic protection system must provide a level of cathodic protection at least equal to that provided by compliance with one or more of these criteria.

(b) If amphoteric metals are included in a buried or submerged pipeline containing a metal of different anodic potential:

(1) the amphoteric metals must be electrically isolated from the remainder of the pipeline and be cathodically protected; or

(2) the entire buried or submerged pipeline must be cathodically protected at a cathodic potential that meets the requirements of Appendix 14-D of this Title for amphoteric metals.

(c) The amount of cathodic protection must be controlled so as not to damage the protective coating or the pipe.
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