---
kind: "section"
citation: "49 C.F.R. § 193.2161"
title: "49"
number: "193.2161"
heading: "Dikes, general."
url: "https://uscodex.org/cfr/49/193.2161"
---

# §193.2161. Dikes, general.


An outer wall of a component served by an impounding system may not be used as a dike unless the outer wall is constructed of concrete.


## Notes

### Amendments

[Amdt. 193-17, 65 FR 10959, Mar. 1, 2000]

### 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. 193-17, 65 FR 10959, Mar. 1, 2000]