Ordinances-2013-322

R302.2.3 Parapet construction. Parapets shall have the same fire-resistance rating as that required for the supporting wall or walls. On any side adjacent to a roof surface, the parapet shall have noncombustible faces for the uppermost 18 inches (457 mm), to include counter flashing and coping materials. Where the roof slopes toward a parapet at slopes greater than two units vertical in 12 units horizontal (16.7-percent slope), the parapet shall extend to the same height as any portion of the roof within a distance of 3 feet (914 mm), but in no case shall the height be less than 30 inches (762 mm). R302.2.4 Structural independence. Each individual townhouse shall be structurally independent. Exceptions: 1. Foundations supporting exterior walls or common walls. 2. Structural roof and wall sheathing from each unit may fasten to the common wall framing. 3. Nonstructural wall coverings. 4. Flashing at termination of roof covering over common wall. 5. Townhouses separated by a common 2-hour fire-resistance-rated wall as provided in Section R302.2. R305.1 Exceptions. 3. Ceiling height may be reduced 6 inches for main beams and mechanical ducts provided the prescribed ceiling height is maintained in at least two-thirds (2/3) of the room. R313.1 Townhouse automatic fire sprinkler systems. An automatic residential fire sprinkler system shall be installed in townhouses with five or more units. Exceptions: An automatic residential fire sprinkler system shall not be required when additions or alterations are made to existing townhouses that do not have an automatic residential fire sprinkler system installed. R313.2 One- and two-family dwellings automatic fire systems. Delete the entire Section. R319.1 Premises identification. Approved numbers or addresses shall be placed on all buildings in such a position as to be plainly visible and legible from the street or road fronting the property. Said numbers shall contrast with their background. Address numbers shall be in Arabic numerals or alphabet letters a minimum of 4 inches in height with a minimum stroke width of 1/2 inch. Where access is by means of a private road and the building cannot be viewed from the public way, a monument, pole or other sign or means shall be used to identify the structure.