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The minimum threshold quantity for highly toxic, toxic and moderately toxic gases, vapors and <br /> mists for indoor and exterior storage and use are set forth in Table 6004.1. <br /> Table 6004.1 <br /> Minimum Threshold Quantities for Highly Toxic, Toxic and Moderately Toxic Gases <br /> Highly Toxic 0 cubic feet <br /> Toxic 10 cubic feet _ <br /> Moderately Toxic 20 cubic feet <br /> 20.24.300 CFC Section 6004.1.2 amended — Gas Cabinets. <br /> Section 6004.1 is hereby amended as follows: <br /> 6004.1.2 Gas cabinets. Gas cabinets containing highly toxic, toxic or moderately toxic gases <br /> shall comply with Section 5003.8.6 and the following requirements: <br /> [balance to remain the same] <br /> 20.24.310 CFC Section 6004.1.3 amended — Exhausted Enclosures. <br /> Section 6004.1.3 is hereby amended as follows: <br /> 6004.1.2 Exhausted enclosures. Exhausted enclosures containing highly toxic, toxic or <br /> moderately toxic gases shall comply with Section 5003.8.5 and the following requirements: <br /> [balance to remain the same] <br /> 20.24.320 CFC Sections 6004.1.4 added —Automatic shut-off valve. <br /> Section 6004.1.4 is added to read: <br /> 6004.1.4 Automatic shut-off valve. An automatic shut-off valve, which is of a fail-safe to close <br /> design, shall be provided to shut off the supply of highly toxic gases as close as possible to the <br /> supply container for any of the following: <br /> 1. Activation of a manual fire alarm system. <br /> 2. Activation of the gas detection system. <br /> 3. Failure of emergency power. <br /> 4. Failure of primary containment. <br /> 5. Seismic activity. <br /> 6. Failure of required ventilation. <br /> 7. Manual activation at an approved remote location. <br /> 20.24.330 CFC Section 6004.1.5 added —Annual Maintenance. <br /> Section 6004.1.5 is added to read: <br /> 6004.1.5 Annual Maintenance. All safety control systems at a facility shall be maintained in good <br /> working condition and tested not less frequently than annually. Maintenance and testing shall be <br /> performed by persons qualified to perform the maintenance and tests. Maintenance records and <br /> certifications shall be kept for a minimum of three years and shall be made available to any <br /> representative of the Livermore-Pleasanton Fire Department for inspection upon request. <br /> Page 20 of 35 <br />