(A) The Housing Inspector shall determine that a dwelling is unfit for human habitation if he or she finds that any one of the following conditions exist in such dwelling:
(1) Interior walls or vertical studs which seriously list, lean or buckle to such an extent as to render the dwelling unsafe.
(2) Supporting member or members which show 33% or more damage or deterioration, or non-supporting, enclosing or outside walls or covering which shows 50% or more of damage or deterioration.
(3) Floors or roofs which have improperly distributed loads, which are overloaded or which have insufficient strength to be reasonably safe for the purpose used.
(4) Such damage by fire, wind or other causes as to render the dwelling unsafe.
(5) Dilapidation, decay, unsanitary conditions or disrepair which is dangerous to the health, safety or welfare of the occupants or other people in the city.
(6) Inadequate facilities for egress in case of fire or panic.
(7) Defects significantly increasing the hazards of fire, accident or other calamities.
(8) Lack of adequate ventilation, light, heating or sanitary facilities to such extent as to endanger the health, safety or general welfare of the occupants or other residents of the city.
(9) Lack of proper electrical, heating or plumbing facilities required by this chapter which constitutes a definite health or safety hazard.
(10) Lack of connection to a potable water supply and/or to the public sewer or other approved sewage disposal system, the lack of either one of which renders a dwelling unfit for human habitation. For the purposes of this standard, a dwelling is not connected to a potable water supply if the water supply has been "cut off" because of nonpayment of the water bill or otherwise or if the system for any reason is not receiving a flow of potable water to the tap.
(B) In addition to the ten conditions stated above, any one of which renders a dwelling unfit for human habitation, the Housing Inspector shall determine that a dwelling is unfit for human habitation if he finds that a dwelling fails to fully comply with seven or more of the following enumerated standards of dwelling fitness:
STRUCTURAL STANDARDS
(1) Structural integrity. Walls, partitions, supporting members, sills, joists, rafters or other structural members shall not list, lean or buckle, shall not be rotted, deteriorated or damaged, and shall not have holes or cracks which might admit rodents.
(2) Supports. Floors or roofs shall have adequate supporting members and strength to be reasonably safe for the purpose used.
(3) Foundations. Foundations, foundation walls, piers or other foundation supports shall not be deteriorated or damaged.
(4) Steps. Steps, stairs, landings, porches or other parts or appurtenances shall be maintained in such condition that they will not fail or collapse.
(5) Egress. Adequate facilities for egress in case of fire or panic shall be provided.
(6) Interior materials. Interior walls and ceilings of all rooms, closets and hallways shall be furnished of suitable materials which will, by use of reasonable household methods, promote sanitation and cleanliness, and shall be maintained in such a manner so as to enable the occupants to maintain reasonable privacy between various spaces.
(7) Weatherization. The roof, flashings, exterior walls, basement walls, floors and all doors and windows exposed to the weather shall be constructed and maintained so as to be weather and watertight.
(8) Chimneys. There shall be no chimneys or parts thereof which are defective, deteriorated or in danger of falling, or in such condition or location as to constitute a fire hazard.
(9) Floors. There shall be no use of the ground for floors, or wood floors on the ground.
PLUMBING STANDARDS
(10) Facilities. Each dwelling unit shall contain not less than a kitchen sink, lavatory, tub or shower, water closet, and an adequate supply of both cold water and hot water. All water shall be supplied through an approved pipe distribution system connected to a potable water supply. For the purposes of this standard, a dwelling is not connected to a potable water supply if the water supply has been "cut off" because of non-payment of the water bill or otherwise or if the system for any reason is not receiving a flow of potable water to the tap.
(11) Maintenance. All plumbing fixtures shall meet the standards of the Plumbing Code and shall be maintained in a state of good repair and in good working order.
(12) Accessible. All required plumbing fixtures shall be located within the dwelling and be accessible to the occupants of the same. The water closet and tub or shower shall be located in a room or rooms affording privacy to the user.
HEATING STANDARDS
(13) Generally. Every dwelling shall have facilities for providing heat in accordance with either division (a) or (b) below. Such facilities shall be maintained in a state of good repair and good working order.
(a) Central and electrical heating systems. Every central or electric heating system shall be of sufficient capacity so as to heat all habitable rooms, bathrooms and water closet compartments in every dwelling to which it is connected with a minimum temperature of 70 degrees Fahrenheit measured at a point three feet above the floor during average winter conditions.
(b) Other heating facilities. Where a central or electric heating system is not provided, each dwelling shall be provided with sufficient electrical receptacles, fireplaces, chimneys, flues or gas vents whereby heating appliances may be connected so as to heat all habitable rooms, bathrooms and water closet compartments with a minimum temperature of 70 degrees Fahrenheit measured three feet above the floor during average winter conditions.
ELECTRICAL STANDARDS
(14) Wiring. Every dwelling shall be wired for electric lights and convenience receptacles. Every habitable room shall contain at least two floor or wall type electrical convenience receptacles, connected in such manner as determined by the Electrical Code. There shall be installed in every bathroom, water closet room, laundry room and furnace room at least one supplied ceiling or wall type electric light fixture. In the event wall or ceiling light fixtures are not provided in any habitable room, then each such habitable room shall contain at least three floor or wall type electric convenience receptacles.
(15) Hall lights. Every public hall and stairway in every multiple dwelling shall be adequately lighted by electric lights at all times when natural light is not sufficient.
(16) Maintenance. All fixtures, receptacles, equipment and wiring shall be maintained in a state of good repair, safe, capable of being used, and installed in accordance with the Electrical Code.
VENTILATION STANDARDS
(17) Generally. Every habitable room shall have at least one window or skylight facing directly to the outdoors. The minimum total window area, measured between stops, for every habitable room shall be 10% of the floor area of such room. Whenever walls or other portions of structures face a window of any such room and such light obstructions are located less than five feet from the window and extend to a level above that of the ceiling of the room, such a window shall not be deemed to face directly to the outdoors and shall not be included as contributing to the required minimum total window area. Whenever the only window in a room is a skylight type window in the top of such a room, the total window area of such skylight shall equal at least 15% of the total floor area of such room.
(18) Habitable rooms. Every habitable room shall have at least one window or skylight which can easily be opened, or such other device as will adequately ventilate the room. The total openable window area in every habitable room, shall be equal to at least 45% of the minimum window area size or minimum skylight type window size as required, or shall have other approved equivalent ventilation.
(19) Bathroom and water closet room. Every bathroom equipped with more than one water closet compartment shall comply with the light and ventilation requirements for habitable rooms.
SPACE, USE AND LOCATION STANDARDS
(20) Room sizes. Every dwelling unit shall contain at least the minimum room size in each habitable room as required by the Residential Building Code. (Floor area shall be calculated on the basis of habitable room area. However, closet area and wall area within the dwelling may count for not more than 10% of the required habitable floor area. The floor area of any part of any room where the ceiling height is less than four and one-half feet shall not be considered as a part of the floor area in computing the total area of the room to determine maximum permissible occupancy.) Every dwelling unit shall contain at least 150 square feet of habitable floor area for the first occupant, at least 100 square feet of additional habitable area for each of the next three occupants, and at least 75 square feet of additional habitable floor area for each additional occupant. In every dwelling unit and in every rooming unit, every room occupied for sleeping purposes by one occupant shall contain at least 70 square feet of floor area, and every room occupied for sleeping purposes by more than one occupant shall contain at least 50 square feet of floor area for each occupant 12 years of age and over, and at least 35 square feet of floor area for each occupant under 12 years of age.
(21) Ceiling height. At least one-half of the floor area of every habitable room shall have a ceiling height of not less than seven feet and six inches.
(22) Cellar. No cellar shall be used for living purposes unless:
(a) The floor and walls are substantially watertight;
(b) The total window area, total openable window area and ceiling height are equal to those required for a habitable room;
(c) The required minimum window area of every habitable room is entirely above the grade adjoining such window area, except where the windows face a stairwell, window well or access way.
SAFE AND SANITARY MAINTENANCE STANDARDS
(23) Exterior foundation, walls and roofs. Every foundation wall, exterior wall and exterior roof shall be substantially weather-tight and rodent-proof; shall be kept in sound condition and good repair; shall be capable of affording privacy; shall be safe to use and capable of supporting the load which normal use may cause to be placed thereon. Every exterior wall shall be protected with paint or other protective covering to prevent the entrance or penetration of moisture or the weather.
(24) Interior floors, walls and ceilings. Every floor, interior wall and ceiling shall be substantially rodent-proof; shall be kept in sound condition and good repair; and shall be safe to use and capable of supporting the load which normal use may cause to be placed thereon.
(25) Windows and doors. Every window, exterior door, basement or cellar door and hatchway shall be substantially weather tight, water tight and rodent proof; and shall be kept in sound working condition and good repair.
(26) Stairs porches and appurtenances. Every inside and outside stair, porch and any appurtenances thereto shall be safe to use and capable of supporting the load that normal use may cause to be placed thereon; and shall be kept in sound condition and good repair.
(27) Bathroom and kitchen floors. Every bathroom and kitchen floor surface and water closet compartment floor surface shall be constructed and maintained so as to be reasonably impervious to water and so as to permit such floor to be easily kept in sound condition and good repair.
(28) Supplied facilities. Every supplied facility, piece of equipment or utility which is required under this chapter shall be so constructed or installed that it will function safely and effectively and shall be maintained in satisfactory working condition.
(29) Drainage. Every yard shall be properly graded so as to obtain thorough drainage and so as to prevent the accumulation of stagnant water.
INSECT, RODENT AND INFESTATION CONTROL STANDARDS
(30) Screens. For protection against mosquitoes, flies and other insects every dwelling shall have:
(a) Supplied and installed screens on every door opening leading directly from the dwelling to outdoor space. Except, that sliding doors, doors with self closing devices, doors on mobile homes with self closing devices and doors that open into rooms of living spaces that are artificially ventilated or air conditioned are exempt from this provision.
(b) Supplied and installed screens on every window or other device with an opening to outdoor space, except that this requirement shall not apply for any room or rooms of a dwelling that are ventilated year round with an operable and installed heating and air conditioning system.
(31) Rodent control. Every basement or cellar window used or intended to be used for ventilation, and every other opening to a basement which might provide an entry for rodents, shall be supplied with screens installed or such other approved device as will effectively prevent their entrance.
(32) Infestation. Every dwelling shall be maintained in a manner to be free of any infestations of insects, rodents or other pests. Every occupant of a dwelling containing a single dwelling unit shall be responsible for the extermination of any insects, rodents or other pests therein or on the premises; and every occupant of a dwelling unit in a dwelling containing more than one dwelling unit shall be responsible for such extermination whenever his dwelling unit is the only one infested. Whenever infestation exists in two or more of the dwelling units in any dwelling or in the shared or public parts of any dwelling containing two or more dwelling units, extermination shall be the responsibility of the owner.
(33) Rubbish storage and disposal. Every dwelling shall be supplied with approved containers and covers for storage of rubbish as may be required by city ordinances, and the owner, operator or agent in control of such dwelling or dwelling unit shall be responsible for the removal of rubbish.
(34) Garbage storage and disposal. Every dwelling shall be supplied with an approved garbage disposal facility, which may be an adequate mechanical garbage disposal unit (mechanical sink grinder) in each dwelling unit or an incinerator unit, to be approved by the Inspector, in the structure for the use of the occupants of each dwelling unit, or an approved outside garbage container as may be required by city ordinances.
(35) Smoke detector systems. Every dwelling unit shall be provided with an approved listed smoke detector installed in accordance with the manufacturer's recommendations and listing. When activated, the detector shall provide an audible alarm. The detector shall be tested in accordance with and meet the requirements of UL 217, Single and Multiple Station Smoke Detectors.
ROOMING HOUSE STANDARDS
All of the provisions of this chapter, and all of the minimum standards and requirements of this chapter shall be applicable to rooming houses, and to every person who operates a rooming house or who occupies or lets to another for occupancy any rooming unit in any rooming house, except as provided in the following divisions:
(36) Water closet, hand lavatory and bath facilities. At least one water closet, lavatory basin and bathtub or shower, properly connected to an approved water and sewer system and in good working condition, shall be supplied for each four rooms within a rooming house wherever such facilities are shared. All such facilities shall be located within the residence building served, shall be directly accessible from a common hall or passageway and shall not be more than one story removed from any of the persons sharing such facilities. Every lavatory basin and bathtub or shower shall be supplied with hot and cold water at all times. Such required facilities shall not be located in a cellar.
(37) Minimum floor area for sleeping purposes. Every room occupied for sleeping purposes by one occupant shall contain at least 70 square feet of floor area, and every room occupied for sleeping purposes by more than one occupant shall contain at least 50 square feet of floor area for each occupant 12 years of age and over and at least 35 square feet of floor area for each occupant under 12 years of age.
(38) Sanitary conditions. The operator of every rooming house shall be responsible for the sanitary maintenance of all walls, floors and ceilings, and for the sanitary maintenance of every other part of the rooming house; and shall be further responsible for the sanitary maintenance of the entire premises where the entire structure or building within which the rooming house is contained is leased or occupied by the operator.
(39) Sanitary facilities. Every water closet, flush urinal, lavatory basin and bathtub or shower required by standard (36) above shall be located within the rooming house and within a room or rooms which afford privacy and are separate from the habitable rooms, and which are accessible from a common hall and without going outside the rooming house or through any other room therein.
[Note: Full compliance with a standard means that if any part of the stated standard is not complied with by a particular dwelling then that dwelling has failed to fully comply with the enumerated standard. For example, in regard to standard (10), if all standards are met in a dwelling except that a supply of hot water is not provided then the dwelling fails to fully comply with standard (10).]
(Ord. 2010-O-18, passed 12-14-10)