Identified electrical hazards shall be abated. Identified hazardous
electrical conditions in permanent wiring shall be brought to the
attention of the code official responsible for enforcement of the
National Electrical Code. Electrical wiring, devices, appliances and
other equipment that is modified or damaged and constitutes an electrical
shock or fire hazard shall not be used.
Illumination shall be provided for service equipment areas,
motor control centers and electrical panelboards.
A working space of not less than 30 inches (762 mm) in width,
36 inches (914 mm) in depth and 78 inches (1,981 mm) in height shall
be provided in front of electrical service equipment. Where the electrical
service equipment is wider than 30 inches (762 mm), the working space
shall not be less than the width of the equipment. No storage of any
materials shall be located within the designated working space, except
where:
A. Other dimensions are required or allowed by the ICC Electrical Code;
or
B. Access openings into attics or under-floor areas provide a minimum
clear opening of 22 inches (559 mm) by 30 inches (762 mm).
Doors into electrical control panel rooms shall be marked with
a plainly visible and legible sign stating "electrical room" or similar
approved wording. The disconnecting means for each service, feeder
or branch circuit originating on a switchboard or panelboard shall
be legibly and durably marked to indicate its purpose unless such
purpose is clearly evident.
Multiplying adapters, such as cube adapters, unfused plug strips
or any other device not complying with the National Electrical Code
shall be prohibited.
A. Power tap design. Relocatable power taps shall be of the polarized
or grounded type, equipped with overcurrent protection, and shall
be listed in accordance with UL 1363.
B. Power supply. Relocatable power taps shall be directly connected
to a permanently installed receptacle.
C. Installation. Relocatable power tap cords shall not extend through
walls, ceilings, floors, under doors or floor coverings, or be subject
to environmental or physical damage.
Extension cords and flexible cords shall not be a substitute
for permanent wiring. Extension cords and flexible cords shall not
be affixed to structures, extended through walls, ceilings or floors,
or under doors or floor coverings, nor shall such cords be subject
to environmental damage or physical impact. Extension cords shall
be used only with portable appliances.
A. Power supply. Extension cords shall be plugged directly into an approved
receptacle, power or tap or multiplug adapter and, except for approved
multiplug extension cords, shall serve only one portable appliance.
B. Ampacity. The ampacity of the extension cords shall not be less than
the rated capacity of the portable appliance supplied by the cord.
C. Maintenance. Extension cords shall be maintained in good condition
without splices, deterioration or damage.
D. Grounding. Extension cords shall be grounded when serving grounded
portable appliances.
Open junction boxes and open-wiring splices shall be prohibited.
Approved covers shall be provided for all switch and electrical outlet
boxes.
Electrical appliances and fixtures shall be tested and listed
in published reports of inspected electrical equipment by an approved
agency and installed and maintained in accordance with all instructions
included as part of such listing.
Electrical motors shall be maintained free from excessive accumulations
of oil, dirt, waste and debris.
Temporary wiring for electrical power and lighting installations
is allowed for a period not to exceed 90 days. Temporary wiring methods
shall meet the applicable provisions of the National Electrical Code;
provided, however, that:
A. Temporary wiring for electrical power and lighting installations
is allowed during periods of construction, remodeling, repair or demolition
of buildings, structures, equipment or similar activities; and
B. Temporary wiring attached to a structure shall be attached in a manner
approved by the fire code official.
Portable electric space heaters shall comply with Subsections
A through D hereafter.
A. Listed and labeled. Only listed and labeled portable, electric space
heaters shall be used.
B. Power supply. Portable, electric space heaters shall be plugged directly
into an approved receptacle.
C. Extension cords. Portable, electric space heaters shall not be plugged
into extension cords.
D. Prohibited areas. Portable, electric space heaters shall not be operated
within three feet (914 mm) of any combustible materials. Portable,
electric space heaters shall be operated only in locations for which
they are listed.