Item 29 - Public Hearing for the Second Reading and Adoption of Ordinance No. NS-3088 California Building Standards Code

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(a) For buildings less than 40 ft (12 m) in height, a backflow preventer with at least one indicating valve shall be permitted to be installed closer than 40 ft (12 m) but at least as far from the building as the height of the wall facing the backflow preventer. (b) Backflow preventer valves shall be allowed to be closer than 40 ft (12 m) to the building when a property line or other physical barriers make it impossible to have a backflow preventer valve 40 ft (12 m) away. (c) Backflow preventer valves shall be allowed to be closer than 40 ft (12 m) to the building when building driveway or fire access roadways or other building traffic make it impractical to be 40 ft (12 m). (4) Indicating control valves installed in a fire -rated room accessible from the exterior (5) Indicating control valves in a fire -rated stair enclosure accessible from the exterior as permitted by the AHJ (6) Any other valve type or location as permitted by the AHJ Section 10.1.5 is hereby added as follows: 10.1.5 All ferrous pipe and joints shall be polyethylene encased per AWWA C150, Method A, B, or C. All fittings shall be protected with a loose 8-mil polyethylene tube or sheet. The ends of the tube or sheet shall extend past the ioint by a minimum of 12 inches and be sealed with 2-inch-wide tape approved for underground use. Galvanizing does not meet the requirements of this section. Exception: 304 or 316 Stainless Steel pipe and fittings Section 10.4.1.1 is hereby revised as follows: 10.4.1.1 All bolted joint accessories shall be cleaned and thoroughly coated with asphalt, bituminous, or other corrosion -retarding material after installation. Exception: Bolted joint accessories made from 304 or 316 stainless steel. Section 10.4.1.1.1 is hereby added as follows: 10.4.1.1.1 All bolts used in pipe-ioint assembly shall be 316 stainless steel. Section 10.4.3.2 is hereby deleted and replaced as follows: 10.4.3.2 Where fire service mains enter the building adjacent to the foundation, the pipe may run under a building to a maximum of 24 inches, as measured from the interior face of the exterior wall to the center of the vertical pipe. The pipe under the building or building foundation shall be 304 or 316 stainless steel and shall not contain mechanical joints or it shall comply with 10.4.3.2.1 through 10.4.3.2.4. Sec. 14-29 Appendices - amendments Appendix A is not adopted. Appendix B is adopted in its entirety as amended by the SFM. Appendix BB is adopted in its entirety. Appendix C is adopted in its entirety as amended by the SFM. Ordinance No. NS-XXX Page 24 of 26