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(Amended by Ord. No. 187,719, Eff. 1/23/23.)
Chapter 35 of the 2022 California Building Code to the extent it adopts and amends NFPA 24 is adopted by reference.
(Amended by Ord. No. 187,719, Eff. 1/23/23.)
Chapter 35 of the 2022 California Building Code to the extent it adopts and amends NFPA 22 is adopted by reference.
1. One or more water tanks shall be installed to serve the fire sprinklers and standpipes in a high-rise building. No tanks shall serve more than one building, however, one water service may supply tanks for more than one building, structure or tower.
2. The tank shall be supplied from the City water main via an automatic fill line. The auto-fill system shall be sized to replenish the water in the tank at a rate equal to, or greater than, the required fire pump capacity. The auto-fill lines shall be a minimum of two inches in diameter and shall not exceed a maximum of four inlets into the tank. The auto-fill system bypass shall be provided around all fill lines with a shut off valve that is normally closed. Means shall be provided to flow test the automatic fill valves individually and collectively. A minimum 2 inches tank auxiliary drain valve shall be required for all water storage tanks to accommodate testing.
3. The capacity of the tank shall be based on the required standpipe demand capacity for the duration as specified in Table 19.2.3.1.2 of NFPA 13 or the requirements in Section 403.3.3 of the 2022 California Building Code, whichever is greater.
(Amended by Ord. No. 187,719, Eff. 1/23/23.)
Appendices B, D, H, I, and J of the 2022 California Plumbing Code are adopted by reference. Appendices C, E, F, G, K, L, M, and N of the 2022 California Plumbing Code are not adopted, and Appendix A of the 2022 California Plumbing Code is adopted by reference with the following amendment:
A 104.1. Residual Pressures. Decide what is the desirable minimum residual pressure that shall be maintained at the highest fixture in the supply system. The available residual pressure shall be not less than 15 psi (103 kPa). Where fixtures, fixture fittings or both are installed that require residual pressure exceeding 15 psi (103 kPa), that minimum residual pressure shall be provided.
(Amended by Ord. No. 182,848, Eff. 1/3/14.)
Division
1 Administration
2 Definitions
3 General Requirements
4 Ventilation Air
5 Exhaust Systems
6 Duct Systems
7 Combustion Air
8 Chimneys and Vents
9 Installation of Specific Appliances
10 Boilers and Pressure Vessels
11 Refrigeration
12 Hydronics
13 Fuel Gas Piping
14 Process Piping
15 Solar Energy Systems
16 Stationary Power Plants
17 Referenced Standards
18 Appendices
(Amended by Ord. No. 182,848, Eff. 1/3/14.)
Section
95.100 Basic Provisions.
95.101 Title, Scope, and General.
95.102 Application to Existing Mechanical Systems.
95.103 Alternate Materials and Methods of Construction.
95.104 Modifications.
95.105 Testing.
95.106 Powers and Duties of the Department.
95.107 Unsafe Equipment.
95.108 Appeals.
95.109 Prohibited Acts.
95.111 Permits.
95.112 Application for Permit.
95.113 Permit Issuance.
95.114 Permit Fees.
95.115 Inspections.
95.116 Connection Approval.
95.117 Unconstitutional.
95.118 Validity.
95.119 Registration.
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