FireProtectionLifeSafetyCodeComplianceforBiotech.ppt

Laboratory Units Laboratory Units Laboratory Units Applicability of NFPA 45 Objective of NFPA 45 Limit injury to: Occupants at the point of fire origin Emergency response personnel Limit property loss to a single laboratory unit Chemical Storage and Handling Container types and maximum sizes listed in Table 10.1.4: Material Flammable liquids Combustible liquids Container type Glass Safety can Metal and Metal DOT Polyethylene Chemical Storage and Handling Educational and Instructional Labs Containers Maximum 2.1 gallon size for Class I or Class II liquids 1.0 gallon maximum for safety cans Transfer of Class I liquids from 5 gallon containers: In lab hood Ventilated area with LEL 25% NFPA 30 compliant room Transfer of Class I liquids from ≥ 5 gallon containers: In separate area outside building; or In NFPA 30 compliant room Gas Storage and Use Ventilated hood required for lecture bottles: Health hazard 3 or 4 Health hazard 2 with no physiological warning properties Pyrophoric gases Gas cabinet and NFPA 55 compliance required for cylinders: Health hazard 3 or 4 Health hazard 2 with no warning properties Sprinklered gas cabinet required for pyrophoric gas cylinders Gas Storage and Use Gas quantity limits for areas 500ft2: Flammable – 6.0 ft3 Oxidizing – 6.0 ft3 Liquefied flammable – 1.2 ft3 Health hazard 3 or 4 – 0.3 ft3 Gas Storage and Use Gas quantity limits for areas 500ft2: Flammable – 0.012 ft3 per ft2 Oxidizing – 0.012 ft3 per ft2 Liquefied flammable – 0.0018 ft3 per ft2 Health hazard 3 or 4 – 0.0006 ft3 per ft2 Gas Storage and Use Cylinders not “in use” shall not be stored in a laboratory unit. Number of lecture bottles – 25 maximum Outdoor storage No toxic or flammable gas cylinders: Within 6 feet of windows, doors, other openings Within 30 feet of ventilation intakes Laboratory Operations Unattended electrical heating operations Manual reset over-temperature shutoff Electrical equipment (eg. hot plates) classified for flammable or combustible li