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Ordinance No. 2241 <br /> Page 32 of 60 <br /> 6004.1.13 Emergency Drills. Emergency drills of the on-site emergency response personnel and liaisons <br /> shall be conducted on a regular basis but not less than every six months. Records of drills conducted shall <br /> be maintained for three years. <br /> 20.24.420 CFC Section 6004.1.14 added—Cylinder leak testing. <br /> Section 6004.1.14 is added to read: <br /> 6004.1.14 Cylinder leak testing.Cylinders shall be tested for leaks immediately upon delivery and again <br /> immediately prior to departure. Testing shall be approved by the fire code official in accordance with <br /> appropriate nationally recognized industry standards and practices, if any. Appropriate remedial action <br /> shall be immediately undertaken when leaks are detected. <br /> 20.24.430 CFC Section 6004.1.15 added—Inert gas purge system. <br /> Section 6004.1.15 is added to read: <br /> 6004.1.15 Inert gas purge system.Gas systems shall be provided with dedicated inert gas purge systems. <br /> A dedicated inert gas purge system may be used to purge more than one gas,provided the gases are <br /> compatible. Purge gas systems inside buildings shall be located in an approved gas cabinet unless the <br /> system operates by vacuum demand. <br /> Exception: Refrigeration systems. <br /> 20.24.440 CFC Section 6004.1.16 added—Seismic shutoff valve. <br /> Section 6004.1.16 is added to read: <br /> 6004.1.16 Seismic shutoff valve.An automatic seismic shut-off valve,which is of a fail-safe to close <br /> design, shall be provided to shutoff the supply of highly toxic,toxic and moderately toxic gases with an <br /> LC50 less than 3,000 parts per million upon a seismic event within 5 seconds of a horizontal sinusoidal <br /> oscillation having a peak acceleration of 0.3G(1.47m/sec2)and a period of 0.4 seconds. <br /> 20.24.450 CFC Section 6004.1.17 added—Fittings and connections. <br /> Section 6004.1.17 is added to read: <br /> 6004.1.17 Fittings and connections. Fittings and connections shall be located in a gas cabinet,exhausted <br /> enclosure,gas room or exhausted valve manifold box. <br /> Exception: Welded connections. <br /> 20.24.460 CFC Section 6004.2 amended—Indoor storage and use. <br /> Section 6004.2 is hereby amended to read: <br /> 6004.2 Indoor storage and use amended. The indoor storage or use of highly toxic,toxic and <br /> moderately toxic compressed gases shall be in accordance with Sections 6004.2.1 through 6004.2.2.10.4. <br /> 20.24.470 CFC Section 6004.2.1 amended—Applicability. <br /> Section 6004.2.1 is hereby amended to read: <br />