§ 143.590 — Propulsor Redundancy On Vessels That Move Tank Barges Carrying Oil Or Hazardous Material In Bulk

(a) A towing vessel must be provided with at least two independent propulsors unless the requirements of § 143.595 are met.

(b) There must be independent controls for each propulsor at each operating station.

(c) In the event of a failure of a single propulsor, the remaining propulsor(s) must have sufficient power to maneuver the vessel to a safe location.