A.
Manufactured home design and construction shall conform
to generally accepted standards of the manufactured home industry.
B.
Materials, assemblies and equipment shall conform
to generally accepted standards with respect to strength, durability,
corrosion and fire resistance and other qualities recognized under
such standards.
C.
Habitable and nonhabitable space shall be arranged,
located, lighted and ventilated so as to be appropriate for the intended
use.
D.
Mechanical systems and equipment shall be designed,
installed and located so that under normal conditions of use such
systems and equipment shall be capable of functioning safely and efficiently
without being forced to operate beyond the designed capacity.
E.
Equipment requiring operation, inspection or maintenance
shall be located so that easy access to it is provided.
F.
Plumbing, heating and electrical systems shall be
properly connected to approved sources of supply when a manufactured
home is in a fixed location and occupied for living purposes.
G.
Manufactured home units, including mechanical systems
and equipment, shall be maintained and operated so as to be free of
conditions conducive to personal injury or detrimental to health or
welfare.
A.
Manufactured homes shall be structurally sound, effectively
insulated and capable of sustaining designed dynamic loading.
B.
Body and body framing.
(1)
Body frames shall be designed and constructed as complete
units. Wall and floor surfaces shall be firmly attached to body-framing
members. Doors and windows shall be securely framed in place. Framing
and exterior skin shall be surface treated or painted to prevent deterioration.
(2)
Roofs shall be pitched for proper drainage and shall
be weathertight. Roof decks shall be of metal or noncumbustible materials.
(3)
Wood-body framing shall be of seasoned lumber and
shall provide adequate support and rigidity. Members shall be joined
so as to ensure permanent attachment to each other.
(4)
Metal-body framing shall be of structural formed sections,
riveted, bolted or welded together. Where different metals are joined,
precaution shall be taken to prevent electrolytic action.
(5)
Insulation of floors, roofs and exterior walls shall
consist of noncombustible materials.
(6)
Ventilation shall be provided to minimize deterioration
of structural members from condensation or other causes.
C.
Chassis.
(1)
The chassis shall extend substantially the length
of the body and shall be capable of supporting the live and dead loads
to which it is subjected.
(2)
The tongue or drawbar shall be secured to the chassis
and shall be capable of supporting the weight of the forward end of
the manufactured home. If designed to support gas cylinders, the tongue
shall be of sufficient strength and shall permit secure attachment.
(3)
The hitch shall be securely attached to the tongue
so as to become an integral part of the tongue.
(4)
Axles, spring assemblies and wheels shall be capable
of supporting the calculated loads.
D.
Placement. The placement of a manufactured home on
a manufactured home stand by jacks or supports shall be such as to
ensure the retention of the manufactured home in a fixed position.
A.
Maximum occupancy. The maximum number of occupants
of a manufactured home shall be limited to the number determined on
the basis of the square feet of floor area of habitable space, exclusive
of habitable space used for cooking purposes, in accordance with the
following: 150 square feet for one or two occupants, 250 square feet
for three occupants and 80 square feet additional for each occupant
thereafter.
B.
Height of habitable space. Habitable space shall have
a minimum ceiling height of seven feet over 50% of the floor area,
and the floor area where the ceiling height is less than five feet
shall not be considered in computing gross floor area.
C.
Bathrooms and toilet rooms. Bathrooms and toilet rooms
shall have provisions for privacy and shall be provided with floors
of moisture-resistant material.
D.
Prohibited uses. Bathrooms, toilet rooms, kitchens
and kitchenettes shall not be used for sleeping purposes.
E.
Exits. A manufactured home shall have a safe and unobstructed
primary exit and an emergency exit located remote from the primary
exit.
A.
Habitable space. A manufactured home shall be provided
with natural light and ventilation adequate for the intended use of
each habitable space in accordance with the following:
(1)
The window area shall equal at least 10% of the floor
area of each habitable space.
(2)
The openable area of windows and other openings used for natural ventilation of each habitable space shall equal at least 45% of the required window area, or mechanical ventilation shall be provided as set forth in § 93-53B(16).
B.
Nonhabitable space. A manufactured home shall be provided
with light and ventilation adequate for the intended use of nonhabitable
space in accordance with the following:
(1)
Kitchenettes, bathrooms and toilet rooms shall be
provided with light of sufficient intensity and so distributed as
to permit the maintenance of sanitary conditions and the safe use
of the space and the appliances, equipment and fixtures.
(2)
Kitchenettes, bathrooms and toilet rooms shall be provided with natural ventilation consisting of openable areas of not less than 1 1/2 square feet for bathrooms and toilet rooms and not less than three square feet for kitchenettes, or mechanical ventilation shall be provided as set forth in § 93-53B(16).
A.
Plumbing.
(2)
Hot- and cold-water supply shall be provided at the
kitchen sink, the bathtub or shower and the lavatory. Cold water shall
be supplied to the water closet.
(3)
The plumbing system shall be designed and arranged
so as to facilitate connecting to approved exterior water supply and
sewage disposal systems, provide adequate water supply to all plumbing
fixtures and dispose of all liquid wastes therefrom.
B.
Heating, ventilating and air conditioning.
(1)
A manufactured home shall contain space-heating equipment
and water-heating equipment.
(2)
Areas allocated for the installation of space-heating
and water-heating equipment shall provide adequate clearance so that
the surface of adjacent combustible materials will not exceed a safe
temperature. Curtains and draperies shall not be used in such areas.
(3)
Space- and water-heating units shall be of an approved
type for installation in a manufactured home. Fuel-burning water heaters
and furnaces other than those having a sealed combustion space shall
not be located in sleeping rooms, bathrooms and toilet rooms.
(4)
Space-heating units shall have sufficient capacity
to maintain a minimum inside temperature of 70° F., based on the
average of the recorded annual minimum outside temperatures for the
locality, and shall be provided with manual or automatic temperature
control devices.
(5)
Water-heating units shall have sufficient capacity
to deliver at each hot-water outlet an ample supply of water at a
minimum temperature range of 130° F. to 140° F., and such
units shall be provided with safety devices arranged to relieve hazardous
pressures and excessive temperatures.
(6)
Electrical space- and water-heating equipment shall
be of an approved type and shall have adequate circuit protection
devices.
(7)
Gas- and liquid-fuel-burning equipment shall be specifically
designed for the type of fuel used. Flues and vents shall be suitable
for the type of fuel used and shall be installed so that the surface
of adjacent combustible material will not exceed a safe temperature.
(8)
Automatically operated heat-producing equipment using
utility gas shall have a valve that will automatically shut off the
flow of gas to the main burner when the pilot flame is extinguished.
(9)
Automatically operated heat-producing equipment using
liquefied petroleum gas shall have a valve that will automatically
shut off the flow of gas to the pilot light and main burner when the
pilot flame is extinguished.
(10)
Fuel-burning space- and water-heating units
shall be vented. Other fuel-burning equipment shall be vented where
the discharge of products of combustion into the space where the equipment
is installed would be unsafe.
(11)
Liquid-fuel-burning equipment shall be vented
and shall be provided with means to prevent the spilling of fuel.
(12)
Fuel-storage containers and gas cylinders shall
be mounted outside the manufactured home or in a space that is vented
to the outside and is vaportight to the inside.
(13)
Warm-air supply ducts and fittings shall be
of noncombustible material.
(14)
Return air ducts shall be of noncombustible
material where exposed to temperatures which are unsafe for combustible
materials.
(15)
Return air grilles in doors and partitions shall
be of a permanent nonclosable type. Openings for return air shall
not be located in bathrooms, toilet rooms or kitchenettes.
C.
Electrical.
(1)
A manufactured home shall contain an electrical wiring
system and service equipment.
(2)
Electrical wiring shall have adequate capacity for
designed lighting and appliance equipment. Individual circuits shall
contain overload protection devices.
(3)
At least one receptacle outlet shall be provided for
each multiple of 12 linear feet of wall space or major fraction thereof
in each habitable space and kitchenette. Bathrooms and toilet rooms
shall have permanently installed lighting fixtures and switches located
so as not to be an electrical hazard.
(4)
Exterior equipment shall be weatherproofed to ensure
protection of equipment from the elements. Service equipment shall
have means for quick disconnection from the source of supply.
(5)
Provision shall be made for grounding non-current-carrying
metallic parts of the electrical system. Such grounding shall be common
to one external supply point. Provision shall be made for exterior
source grounding of the electrical system.
D.
Cooking and refrigeration.
(1)
A manufactured home shall contain cooking equipment
and refrigeration equipment.
(2)
Electrical cooking and refrigeration equipment shall
be of an approved type for installation in a manufactured home and
shall have adequate circuit protection devices.
(3)
Gas-burning cooking and refrigeration equipment shall
be of an approved type for manufactured home installation, and connections
to rigid pipe shall be made with approved flexible metal gas appliance
connectors.
(4)
Fuel storage shall conform to the requirements of
fuel storage for heating.
A.
General provisions. A manufactured home shall be maintained
in a safe and sanitary condition.
B.
Interior. Floors, walls, ceilings, furnishings and
fixtures shall be maintained in a clean and sanitary condition. Exits
shall be maintained free of obstructions.
C.
Garbage and refuse. Suitable containers shall be provided
for the temporary storage of garbage and refuse within the manufactured
home.
D.
Screening. From May 1 to October 1, entrances to the
manufactured home shall be provided with self-closing-type devices
or screens, and windows and other openings used for ventilation shall
be appropriately screened.
E.
Extermination. Manufactured homes shall be maintained
free of insects, vermin and rodents. Extermination shall be effected
in conformance with generally accepted practice.
F.
Flammable materials. Flammable cleaning liquids and
other flammable materials shall be stored in a safe, approved manner.
