Section 45.173 - Eligible bargesOnly barges meeting the following requirements are eligible for the special load line regime under this subpart:
(a) Unmanned, river service, dry-cargo barges;(b) Barges that have been designed and built to at least the minimum scantlings of the American Bureau of Shipping River Rules which were in effect at the time of construction;(c) Barges with a length-to-depth ratio less than 22;(d) Barges on the Milwaukee route must not be more than 10 years old; and(e) All weathertight and watertight closures (dogs, gaskets, covers, etc.) must be in proper working condition.USCG-1998-4623, 67 FR 19690, Apr. 23, 2002, as amended at 75 FR 70603, Nov. 18, 2010