ORD 1778 - Laserfiche WebLink

20.08.050 Section 1503 amended- Roof-Covering Requirements. Section 1503 of the Uniform Building Code is amended to read as follows: Roof-Covering Requirements. The roof covering on any structure regulated by this Code shall be as specified in Table 15-A and as classified in Section 1504. The roof-covering assembly includes the roof deck, underlayment, interlayment, insulation and covering which is assigned a roof-covering classification. Notwithstanding other sections of this Code the following roof covering requirements shall apply in the City. Fire retardancy, when required. All roof coverings on all structures shall have a minimum of a Class A roofing assembly. Exceptions: Buildings of III, IV and V construction which are not located in Hazard Areas, where it may be one of the following: 1. Class C rated roof covering may be installed on buildings of Group R, Division 3 occupancy. 2. Class C rated roof coverings may be installed on buildings of Group U division 1 occupancies of less than 1,000 square feet in projected roof area. 3. Class C rated roof coverings may be installed on buildings of Group R Division I (apartment, condominium or congregate residences only) Occupancies which are not more than two stories in height and have not more than 3,000 square feet of projected roof area, and where there is a minimum of 10 feet from the extremity of the roof to the property line on all sides except street fronts. Regardless of the classification rating, wood product roof covering materials shall not be permitted or installed in the City of Pleasanton. Exception. Existing Group R Division 3, and Group U Division 1, structures with wood product roofs may be reroofed with wood product coverings under the following conditions: 1. When the reroo~ng material applied is pressure fire treated. Fire treated material must be in accordance with approved national standards; and 2. The reroofing is installed as a class B assembly as defined by Uniform Building Standard 15-2. 33