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e-CFR data is current as of October 16, 2020

Title 46Chapter ISubchapter EPart 45Subpart D → §45.121


Title 46: Shipping
PART 45—GREAT LAKES LOAD LINES
Subpart D—Conditions of Assignment


§45.121   Freeing port area: Changes for trunks and side coamings.

If a vessel has a trunk and does not meet the requirements of §45.61 or has continuous or substantially continuous hatchway side coamings between detached superstructures, the minimum area of the freeing port openings must be obtained from the following table:

Breadth of hatchway or trunk in relation to the breadth of shipArea of freeing ports in relation to the total area of the bulwarks (percent)
40 percent or less20
75 percent or more10

The area of freeing ports at intermediate breadths must be obtained by linear interpolation.

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