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temporary emergencies. Whenever such temporary interruptions may be
<br /> necessary a reasonable effort shall be made to notify all occupants affected.
<br /> • 3.352 Minimum Structural Standards.
<br /> 3.352 (l) Foundations, Exterior Walls, and Roofs The foundation, exterior walls, and
<br /> exterior roof shall be substantially water tight, protected against vermin and
<br /> rodents and shall be kept in sound condition.and repair. All portions of the
<br /> building shall be adequately supported by.the foundation element. Every exterior
<br /> wall shall be free of deterioration, holes, breaks, loose or rotting boards or
<br /> timbers,and-any other condition which might admit rain or seepage to the interior
<br /> portion of the walls or to the interior spaces of the dwelling. The roof shall be
<br /> tight and have no defect which admits rain, and roof drainage shall be adequate
<br /> to prevent rain water from causing dampness in the walls. Exterior surfaces shall
<br /> be consistently maintained on all levels and elevations. All exterior wood
<br /> surfaces, other than decay resistant woods, shall be protected from the elements
<br /> and decay by paint or other protective covering or treatment. If twenty-five
<br /> percent or more of the exterior surface of such a wood surface is unpainted or
<br /> determined by the Director of Fire and Safety to be paint blistered, the surface
<br /> shall be painted. If twenty-five percent or more of the exterior surface of the
<br /> pointing of any brick, block, or stone wall is loose or has fallen out, or is
<br /> determined by the Director of Fire and Safety to be deteriorated,the surface shall
<br /> be repaired, with an effort to maintain the same type of colors and materials.
<br /> 3.352(2) Floors, Interior Walls and Ceilings: Every floor,interior wall, and ceiling shall
<br /> be adequately protected against the passage and harborage of vermin and rodents,
<br /> and shall be kept in sound condition and good repair.. Every floor in rental
<br /> dwelling units shall be free of loose, warped, protruding, ripped, or rotten
<br /> flooring materials and floor coverings. Every interior wall and ceiling shall be
<br /> free of holes and large cracks and loose plaster and shall be maintained in a tight
<br /> weatherproof condition. Toxic paint and materials with a lasting toxic effect shall
<br /> not be used. Every toilet room floor surface shall be easily cleanable.
<br /> 3.352(3) Stairways. Porches, Platforms and Balconies: Every stairway, inside or outside
<br /> of a building and every porch,platform or balcony,shall be kept in safe condition
<br /> and sound repair. Every flight of stairs and every porch, platform and balcony
<br /> floor shall be free of deterioration. Every stairwell and every flight of stairs
<br /> which is more than four risers high shall have handrails approximately thirty
<br /> inches high,measured vertically from the nose of the stair tread to the top of the
<br /> handrail. Every porch, balcony, or platform elevated more than thirty inches
<br /> shall have guard rails at least thirty inches above the floor of the porch,platform
<br /> or balcony. Guard rail supports, intermediate rails or ornamentation shall be
<br /> arranged such that at no point may a nine inch diameter sphere pass beneath the .
<br /> guard rail. Every guard rail,handrail and balustrade shall be firmly fastened and
<br /> maintained in good condition. No flight of stairs shall have settled out of its
<br /> intended position or have pulled away from the supporting or adjacent structures
<br /> enough to cause a hazard. No flight of stairs shall have rotting, loose, or
<br /> deteriorating supports, treads or covering. Excepting spiral and winding
<br /> stairways,the treads and risers of every flight of stairs shall be uniform in width
<br /> and height. Stairways shall be capable of supporting a live load of 100 pounds
<br /> per square foot of horizontal projection.
<br /> 3.352(4) Non-Public Stairways, Platforms, and Balconies: Every stairway,platform, and
<br /> • balcony reserved for the use of employees, including loading docks, storage,
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