---
kind: "section"
citation: "33 C.F.R. § 245.20"
title: "33"
number: "245.20"
heading: "Determination of hazard to navigation."
url: "https://uscodex.org/cfr/33/245.20"
---

# §245.20. Determination of hazard to navigation.

- (a) Upon receiving a report of a wreck or other obstruction, District Engineers will consult with the Coast Guard district to jointly determine whether the obstruction poses a hazard to navigation.
- (b) **Factors to be considered, as a minimum, include—**
  - (1) Location of the obstruction in relation to the navigable channel and other navigational traffic patterns.
  - (2) **Navigational difficulty in the vicinity of the obstruction.**
  - (3) Clearance or depth of water over the obstruction, fluctuation of water level, and other hydraulic characteristics in the vicinity.
  - (4) Type and density of commercial and recreational vessel traffic, or other marine activity, in the vicinity of the obstruction.
  - (5) **Physical characteristics of the obstruction, including cargo, if any.**
  - (6) **Possible movement of the obstruction.**
  - (7) **Location of the obstruction in relation to existing aids to navigation.**
  - (8) **Prevailing and historical weather conditions.**
  - (9) **Length of time the obstruction has been in existence.**
  - (10) **History of vessel accidents involving the obstruction.**

## Notes

### Authority

Authority: 5 U.S.C. 301; 33 U.S.C. 1, 409, 411-415; 10 U.S.C. 3012.

### Source

Source: 53 FR 27513, July 21, 1988, unless otherwise noted.