The American Bureau of Shipping on July 1st, 2023 published the Rules for Building and Classing Steel Vessels for Service on Rivers and Intracoastal Waterways (Parts 3 and 4).
These Rules are valid for vessels having lengths not exceeding 30 times their depth, and breadths not exceeding 6 times their depth. Vessels with other proportions will be specially considered.

If you need more information, please visit the ABS Rules and Guides page, where the document is available FOR FREE.
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