Additionally, Rule 22 of Navigation Rules states that vessel sidelights have a two mile range for vessels 12 meters or more in length but less than 50 meters in length. In this particular casualty a side light navigation fixture was found installed on the passenger vessel that was stamped 1 nautical mile vice two miles. Vessel owners and operators and marine inspection personnel should ensure that the proper navigation lighting fixtures are installed, that all components operate correctly and that regulatory requirements with respect to Navigation Lighting are met.
This safety alert is provided for informational purposes only and does not relieve any domestic or international safety, operational or material requirement. This information does not assign culpability of any kind, to any involved party with respect to the aforementioned casualty. Developed by the Office of Investigations and Analysis, United States Coast Guard Headquarters, Washington, DC. Questions can be addressed to Mr. Ken Olsen.