GroundRules
46 CFR 174.335: Watertight doors.
Where this section sits in the code
- Title 46—Shipping
- CHAPTER I—COAST GUARD, DEPARTMENT OF HOMELAND SECURITY
- SUBCHAPTER S—SUBDIVISION AND STABILITY
- PART 174—SPECIAL RULES PERTAINING TO SPECIFIC VESSEL TYPES
- Subpart I—Hopper Dredges With Working Freeboard Assignments
(a) Each hopper dredge must have sliding watertight doors (Class 3) approved under § 170.270 of this chapter if the sill for the door is—
(1) Installed below the bulkhead deck; and
(2) Less than 24 inches above the final waterline as shown by the calculations required by § 174.310 in each damage condition up to and including the maximum amount of assumed damage.
(b) Each hopper dredge must have sliding watertight doors (Class 3) approved under § 170.270 of this chapter, or quick acting hinged watertight doors (Class 1) approved under the same subpart if the sill of the watertight door is—
(1) Installed below the bulkhead deck; and
(2) Greater than 24 inches above the final waterline as shown by the calculations required by § 174.310 in each damage condition up to and including the maximum amount of assumed damage.
Collected 2026-08-27T02:26:22Z. Source file · JSON