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2000 APRIL
City of Pleasanton
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2000 APRIL
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1/20/2009 2:07:22 PM
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7/13/2007 3:44:40 PM
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CITY CLERK
CITY CLERK - TYPE
CODE SUPPLEMENTS
DOCUMENT DATE
4/1/2000
DOCUMENT NO
2000 APRIL
DOCUMENT NAME
SUPPLEMENT N0 9
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20.08.049 <br />in 9.501.1 and 9.501.2. The chemical <br />properties, physical properties, and <br />dimensions of the materials listed in <br />9.501.1 and 9.501.2 shall be at least <br />equivalent to the standards cited. Fit- <br />tings used in sprinkler systems de- <br />signed to withstand the working <br />pressures involved, but not less than <br />175 psi (12.1 bars) cold water pres- <br />sure. <br />303.5 Joints for the connection of <br />copper tube shall be brazed. <br />Exception: Soldered joints (50-50 <br />or 95-5 solder metal) may be used <br />for wet-pipe copper tube systems. <br />303.6 Other types of fittings may be <br />used, but only those investigated and <br />listed for this service by a testing <br />and inspection agency laboratory. <br />Sec. 9.304 Piping Support <br />304.1 Piping shall be supported <br />from structural members. This stan- <br />dard contemplates support methods <br />comparable to those used in local <br />plumbing codes or as approved by <br />the Architect/Structural Engineer of <br />Record. A structural evaluation for <br />support and/or attachment of fire <br />sprinkler piping may be required by <br />the Building Official or Fire Marshal. <br />304.2 Piping laid on top of open <br />joists or rafters shall be secured to <br />prevent lateral and vertical move- <br />ment. Piping shall also be secured at <br />sprinkler locations to prevent upward <br />thrust due to sprinkler activation. <br />Pipe hangers shall be listed for their <br />specific application(s). <br />Sec. 9.305 Sprinklers <br />305.1 Listed residential sprinklers <br />shall be used. The basis of such a <br />listing shall be tests to establish <br />ability of the sprinklers to control <br />residential fires under standardized <br />fire test conditions. The standardized <br />room fires shall be based on a resi- <br />dential array of furnishing and fin- <br />ishes. <br />305.2 The sprinklers shall have fus- <br />ing temperatures not less than 135 <br />degrees F°. (19° [degrees] C) above <br />maximum expected ambient tempera- <br />ture. <br />305.3 Operated, damaged or recalled <br />fire sprinklers shall be replaced with <br />sprinklers having the same perfor- <br />mance characteristics as original <br />equipment. <br />Sec. 9.306 Painting and Ornamental <br />Finishes <br />306.1 *Sprinkler frames may be <br />factory painted or enameled as orna- <br />mental finish in accordance with <br />9.306.2; otherwise sprinklers shall <br />not be painted, and any sprinklers <br />which have been painted, except for <br />factory applied coatings, shall be <br />replaced with new listed sprinklers. <br />(Pleasanton April 2000) '700_6 <br />
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