Annex I, section 10(a)(i) – Vertical sectors
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Statutory Documents - IMO Publications and Documents - Circulars - Maritime Safety Committee - MSC.1/Circular.1427 – Unified Interpretations of COLREG 1972, as Amended – (28 May 2012) - Annex – Unified Interpretations of COLREG 1972, as Amended - Annex I, section 10(a)(i) – Vertical sectors

Annex I, section 10(a)(i) – Vertical sectors

 The vertical sectors of electric lights, as fitted, with the exception of lights on sailing vessels, should ensure that at least the required intensity is maintained at all angles from 5° above to 5° below the horizontal when measured at even keel.

Parent topic: Annex – Unified Interpretations of COLREG 1972, as Amended
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