TITLE 46 - SHIPPING

CHAPTER I - COAST GUARD, DEPARTMENT OF HOMELAND SECURITY

SUBCHAPTER L - OFFSHORE SUPPLY VESSELS

PART 129 - ELECTRICAL INSTALLATIONS

subpart e - MISCELLANEOUS ELECTRICAL SYSTEMS

129.520 - Hazardous areas.

  (a) No OSV that carries flammable or combustible liquid with a flashpoint of below 140 F (60 C), or carries hazardous cargoes on deck or in integral tanks, or is involved in servicing wells, may have electrical equipment installed in pump rooms, in hose-storage spaces, or within 3 meters (10 feet) of a source of vapor on a weather deck unless the equipment is explosion-proof or intrinsically safe under 111.1059 or 111.10511 of this chapter.

  (b) No electrical equipment may be installed in any locker used to store paint, oil, turpentine, or other flammable liquid unless the equipment is explosion-proof or intrinsically safe under 111.1059 or 111.10511 of this chapter.

  (c) Equipment that is explosion-proof and intrinsically safe must comply with subpart 111.105 of this chapter.