Section 119.530 - Bilge high level alarms(a) Each vessel must be provided with a visual and audible alarm at the operating station to indicate a high water level in each of the following normally unmanned spaces:(1) A space with a through-hull fitting below the deepest load waterline, such as a lazarette;(2) A machinery space bilge, bilge well, shaft alley bilge, or other spaces subject to flooding from sea water piping within the space; and(3) A space with a non-watertight closure, such as a space with a non-watertight hatch on the main deck.(b) A visual indicator must be provided at the operating station to indicate when any automatic bilge pump is operating.CGD 85-080, 61 FR 922, Jan. 10, 1996; 61 FR 20556, May 7, 1996, as amended by USCG-2014-0688, 79 FR 58283 , Sept. 29, 2014