FLAMMABLE AND COMBUSTIBLE LIQUIDS LEL AND UEL (Same as LFL and UFL) FLASH POINT VAPOR PRESSURE SPECIFIC GRAVITY VAPOR DENSITY

CLASSES OF LIQUIDS FLAMMABLE COMBUSTIBLE

FLAMMABLE LIQUIDS Definitions under OSHA 1910 Standards What about 1926 standards?? FLASH POINT BELOW 100 DEGREES F CLASSES IA - FP BELOW 73 DEGREES BOILING POINT BELOW 100 DEGREES IB - FP BELOW 73 DEGREES BOILING POINT AT OR ABOVE 100 DEGREES IC - FP AT OR ABOVE 73 DEGREES AND BELOW 100 DEGREES

COMBUSTIBLE LIQUIDS FLASH POINT AT OR ABOVE 100 DEGREES F CLASSES II - FP AT OR ABOVE 100 DEGREES AND BELOW 140 DEGREES IIIA - FP AT OR ABOVE 140 DEGREES AND BELOW 200 DEGREES IIIB - FP AT OR ABOVE 200 DEGREES

Applying the OSHA Standards What type of facility is it? What types of liquids fall under 1910.106? If it is an industrial facility, is the handling of flammable and combustible liquids a major requirement of the business process or is it incidental use? If incidental use, then follow 1910.106(e) Industrial Facilities

Storage cabinets 1910.106 (d)(3) Design, construction, and capacity of storage cabinets Specific requirements on design and construction. Must withstand a 10 minute fire test. No more than 60 gallons of Class I & II liquids should be stored in a cabinet and a maximum of 120 Gallons of Class III.

Inside Storage Rooms Design requirements for inside storage rooms: OSHA Standards 1910.106(d)(4) "Design and construction of inside storage rooms"

Inside Storage Rooms Be sure to address in your case study: Room construction (ratings, doors, etc) Electrical Wiring Ventilation Clear aisles This list may not be all inclusive (read the standards)

Point of Use Procedures If handling occurs in an industrial facility, follow requirements under 1910.106(e)(6) Why is grounding and bonding required? For example, what classes of liquids? What impact does using a plastic safety can have on this? Are plastic safety cans acceptable for use in the workplace by OSHA?

Aboveground Storage Tanks 1910.106(b)(2) addresses aboveground tanks Topics include tank design and construction, spill containment, dikes, venting, etc.