---
kind: "section"
citation: "46 C.F.R. § 44.340"
title: "46"
number: "44.340"
heading: "Operating restrictions."
url: "https://uscodex.org/cfr/46/44.340"
---

# §44.340. Operating restrictions.

- (a) Each hopper dredge assigned a working freeboard may be operated at drafts from the normal freeboard to the working freeboard if the—
  - (1) Seas are not more than 10 feet;
  - (2) Winds are not more than 35 knots;
  - (3) Area of operation is not more than 20 nautical miles (37 kilometers) from the mouth of a harbor of safe refuge; and
  - (4) Specific gravity of the spoil carried is not more than the highest specific gravity of spoil used in the stability calculations required by subchapter S of this chapter.
- (b) **The Assigning Authority designates on the face of the dredge's load line certificate—**
  - (1) Each restriction contained in [paragraph (a)(1) through (a)(3)](#a-1..a-3) of this section; and
  - (2) **The maximum specific gravity of the spoils allowed to be carried.**

## Notes

### Source

Source: CGD 76-080, 54 FR 36977, Sept. 6, 1989, unless otherwise noted.

### Authority

Authority: 46 U.S.C. 5101-5116; Department of Homeland Security Delegation No. 0170.1.

### Source

Source: CGFR 65-50, 30 FR 16755, Dec. 30, 1965, unless otherwise noted.