---
kind: "section"
citation: "49 C.F.R. § 193.2304"
title: "49"
number: "193.2304"
heading: "Corrosion control overview."
url: "https://uscodex.org/cfr/49/193.2304"
---

# §193.2304. Corrosion control overview.

- (a) Subject to [paragraph (b)](#b) of this section, components may not be constructed, repaired, replaced, or significantly altered until a person qualified under [§ 193.2707(c)](/cfr/49/193.2707.md?p=c) reviews the applicable design drawings and materials specifications from a corrosion control viewpoint and determines that the materials involved will not impair the safety or reliability of the component or any associated components.
- (b) The repair, replacement, or significant alteration of components must be reviewed only if the action to be taken—
  - (1) Involves a change in the original materials specified;
  - (2) Is due to a failure caused by corrosion; or
  - (3) **Is occasioned by inspection revealing a significant deterioration of the component due to corrosion.**

## Notes

### Amendments

[Amdt. 193-2, 45 FR 70404, Oct. 23, 1980]

### Authority

Authority: 49 U.S.C. 5103, 60102, 60103, 60104, 60108, 60109, 60110, 60113, 60118; and 49 CFR 1.53.

### Source

Source: 45 FR 9203, Feb. 11, 1980, unless otherwise noted.

### Amendments

[Amdt. 193-2, 45 FR 70404, Oct. 23, 1980]