Ordinance No. 19593 - Laserfiche WebLink

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2. Omen S stems. Dispensing and use of hazardous mater- ials in open containers or systems shall comply with the following: A. Dis ensin . When liquids having a hazard ranking of 3 or 4 in accordance with UFC Standard 19-3 are dis- pensed from tanks or drums dispensing shall only be by approved pumps taking suction from the top. B. Ventilation. When gases, liquids or solids having a hazard ranking of 3 ar 4 in accordance with UFC Standard 19-3 are dispensed or used, mechanics] exhaust ventilation shall be provided to capture all fumes, mists or vapors at the point of generation. C. Fire Extin uishin S stem. In addition to the provisions of Section 80.401~r}, laboratory fume hoods and spray booths where flammable materials are dispensed or used shall be protected by an automatic fire extin- guishing system, D. Ex losion Ventin or Su cession. Explosion vent- ing or suppression shall be provided in accordance with the provisions of Section 80.301~q} when an explosive environment can occur because of the characteristics or nature of the hazardous materials dispensed or used, or as a result of the dispensing yr use process. E. S i11 Control, Drains a and Containment. Rooms or areas where hazardous material liquids are dispensed into containers exceeding one ~1} gal1on capacity or used in open containers or systems exceeding five ~5} gallons capacity shall be provided with a means to control spills. Secondary containment shall be provided in accordance with the provisions of Section 80.3011} when the capacity of an ind~v~dual container exceeds 55 gallons, or the aggregate of multiple containers exceeds 100 gallons. 3. Closed S stems. Use of hazardous materials in closed containers or systems shall comply with the following: A. Use. Systems shall be suitable for the use in- tended and shall be designed by persons competent in such design. Where nationally recognized good practices or standards have been established for the processes employ- ed, they shall be followed in the design. Controls shall be designed to prevent materials from entering or leaving process or reaction systems at other than the intended time, rate or path. Whenever automatic controls are pro- vided, they shall be designed to fail safe. B. Ventilation. If closed systems are designed to be opened as part of normal operations, ventilation shall be provided in accordance with the provisions of Section so . 4oz ~ b} zg. C. Fire-extin uishin s stem. In addition to the provisions of Section 80.401~r}, laboratory fume hoods and spray booths where flammable materials are used shall be protected by an automatic fire-extinguishing system. D. Ex lesion ventin or su cession. Explosion vent- ing or suppression shall be provided in accordance with ordinance - ~7