Ordinance No. 19593 - Laserfiche WebLink

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EXCEPTION: Automatic shutdown need not be pro- vided for reactors utilized for the production of toxic ar highly toxic gases when such reactors are: 1. Operated at pressures less than 15 psig. ~. Constantly attended. 3. Provided with readily accessible emer- gency shutoff valves. vi. Smoke Detection. Smoke detection shall be provided in accordance with the provisions of Section 80.3o3~a}10. vii. Storage Conditions. The number of cylinders contained in a single gas cabinet shall not exceed three. viii . Process Equ„i,,pment. Effluent from process equipment which may be discharged to the atmosphere shall be processed through an exhaust scrubber or other processing system. Such systems shall comply with the provisions of the Mechanical Cade for product conveying ventilation systems. Exhaust vents ar stacks shall be located in such a manner as to pre- vent the re-entry of hazardous gases into the build- ing or their entry into any adjacent building. ~c} Exterior Dis ensin and Use. 1. General. Exterior dispensing or use of hazardous materials in either closed or open containers or systems shall be in accordance with the provisions of this subsection and the general provisions specified in Section 80.401. 2. Dis ensin . then liquids having a hazard ranking of 3 ar 4 in accordance with UFC Standard 19-3 are dispensed from tanks or drums, dispensing shall only be by approved pumps taking suction from the top. 3. Fire Extin uishin S stem. Flammable hazardous materials dispensing ar use areas located within 50 feet of either a storage area or building, and vehicle loading racks where flammable hazardous materials are dispensed, shall be protected by an approved automatic fire extinguishing system. 4. Ski 11, Control , Dra_i nape„__,and Containment. A. Open Systems. Exterior areas where hazardous material liquids are dispensed into containers exceeding one ~1} gallon capacity or used in open containers or systems exceeding five ~5} gallons capacity shall be pro- vided with a means to control spills. Secondary contain- ment shall be provided when the capacity of an individual container exceeds 55 gallons or the aggregate capacity of multiple containers exceeds 100 gallons. B. Closed S stems. Exterior areas where hazardous material liquids are used in individual tanks ar contain- ers exceeding 55 gallons shall be provided with a means to control spills. Secondary containment shall be pro- vided if the aggregate of multiple tanks or containers exceeds 1,000 gallons. 5. Clearance from Combustibles. The area surrounding Ordinance - 69