Text For Citation: 03 Item/Group: 001B Hazard:

29 CFR 1910.305(d)(2): Panelboard enclosures. Panelboards shall be mounted in cabinets, cutout boxes, or enclosures designed for the purpose and shall be dead front. However, panelboards other than the dead front externally-operable type are permitted where accessible only to qualified persons. Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.305(e)(1): Cabinets, cutout boxes, fittings, boxes, and panelboard enclosures. Cabinets, cutout boxes, fittings, boxes, and panelboard enclosures in damp or wet locations shall be installed so as to prevent moisture or water from entering and accumulating within the enclosures and shall be mounted so there is at least 6.35-mm (0.25-in.) airspace between the enclosure and the wall or other supporting surface. However, nonmetallic enclosures may be installed without the airspace on a concrete, masonry, tile, or similar surface. The enclosures shall be weatherproof in wet locations. Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.305(g)(2)(ii): Flexible cords may be used only in continuous lengths without splice or tap. Hard-service cord and junior hard-service cord No. 14 and larger may be repaired if spliced so that the splice retains the insulation, outer sheath properties, and usage characteristics of the cord being spliced: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.305(j)(1)(i): Fixtures, lampholders, lamps, rosettes, and receptacles may have no live parts normally exposed to employee contact. However, rosettes and cleat-type lampholders and receptacles located at least 2.44 m (8.0 ft) above the floor may have exposed terminals: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.303(g)(1): Space about electric equipment. Sufficient access and working space shall be provided and maintained about all electric equipment to permit ready and safe operation and maintenance of such equipment: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.303(b)(1)(viii): Other factors that contribute to the practical safeguarding of persons using or likely to come in contact with the equipment: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.304(g)(5): Grounding path. The path to ground from circuits, equipment, and enclosures shall be permanent, continuous, and effective: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.303(b)(6): Deteriorating agents. Unless identified for use in the operating environment, no conductors or equipment shall be located in damp or wet locations; where exposed to gases, fumes, vapors, liquids, or other agents that have a deteriorating effect on the conductors or equipment; or where exposed to excessive temperatures: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.303(e)(1)(i): Identification of manufacturer and ratings. Electric equipment may not be used unless the following markings have been placed on the equipment: The manufacturer's name, trademark, or other descriptive marking by which the organization responsible for the product may be identified: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.303(f)(2): Services, feeders, and branch circuits. Each service, feeder, and branch circuit, at its disconnecting means or overcurrent device, shall be legibly marked to indicate its purpose, unless located and arranged so the purpose is evident: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.303(b)(1)(i): Electric equipment shall be free from recognized hazards that are likely to cause death or serious physical harm to employees. Safety of equipment shall be determined using the following considerations: Suitability for installation and use in conformity with the provisions of this subpart. Note to paragraph (b)(1)(i) of this section: Suitability of equipment for an identified purpose may be evidenced by listing or labeling for that identified purpose: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.305(j)(2)(v): A receptacle installed outdoors in a location protected from the weather or in other damp locations shall have an enclosure for the receptacle that is weatherproof when the receptacle is covered (attachment plug cap not inserted and receptacle covers closed). Note to paragraph (j)(2)(v) of this section. A receptacle is considered to be in a location protected from the weather when it is located under roofed open porches, canopies, marquees, or the like and where it will not be subjected to a beating rain or water runoff: Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.305(j)(4)(v): The disconnecting means shall be readily accessible. If more than one disconnect is provided for the same equipment, only one need be readily accessible. Wires exposed or improperly repaired; unmarked or mislabeled panels, disconnects and breakers; uncovered parts operating at 50+ volts; unclosed openings; missing covers; impermissible use of flexible cords; absence of cord strain relief; improperly sealed junction boxes; corroded disconnects; out lets with blocked ground prongs; absent grounding pins; improperly mounted panel boards; enclosures not installed to exclude moisture; flexible cords improperly repaired; uncovered receptacles; insufficiently accessible panels and disconnects; inadequate training and use of safe work practices; impermissible use of damaged equipment; improper use of equipment in hazardous areas; inadequate hazard warnings; unused openings and spaces inside panels. 29 CFR 1910.334(a)(2)(i): Portable cord and plug connected equipment and flexible cord sets (extension cords) shall be visually inspected before use on any shift for external defects (such as loose parts, deformed and missing pins, or damage to outer jacket or insulation) and for evidence of possible internal damage (such as pinched or crushed outer jacket). Cord and plug connected equipment and flexible cord sets (extension cords) which remain connected once they are put in place and are not exposed to damage need not be visually inspected until they are relocated: