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Page 12 <br /> E 02 DEFICIENCY - CO D SP CE HAZARDS <br /> Confined spaces include trenches, pits, sumps, elevator shafts, tunnels, or any other area where <br /> circulation of fresh au'is restricted or ability to readily escape from an area is restricted <br /> Safety policy and procedure must be consulted prior to entering a confined space <br /> NE Obtain permit for confined space entry <br /> Monitor 02 and organic vapors before entering. If following values are <br /> exceeded, do not enter <br /> O2 less than 19 5% or greater than 23% <br /> ♦ Total hydrocarbons greater than 5 ppm above background, if all air <br /> contaminants have not been identified <br /> Concentrations of specific contaminants exceeding action level in Section IV <br /> if all air contaminants identified <br /> Monitor 02 and organic vapors continuously while inside confined space If values <br /> cited above are exceeded, evacuate immediately. Record instrument readings <br /> At least one person must be on standby outside the confined space who is <br /> capable of pulling workers from the confined space in an emergency Standby <br /> person must not enter unless there is another standby person. <br /> Use portable fans or blowers to introduce fresh air to confined spaces whenever <br /> use of respiratory protection is required <br /> Work involving the use of flame, arc, spark, or other source of ignition is <br /> prohibited within a confined space <br /> G. RADIATION HAZARDS <br /> NE If radiation meter indicates 2 mR/hr of more, leave the area and consult the SSO <br /> H. BIOHAZARDS <br /> Poison oak, poison ivy <br /> Infectious waste <br /> Rabid animals <br /> 1.2 Ticks, mosquitoes, and other insects (disease carriers or poisonous). Avoid <br /> breathing dust in dry desert or central valley areas (valley fever) <br /> NE = NOT EXPECTED <br /> Parker Environmental Services, 4185 Rialto Court, Pittsburg, CA 94565-6116 <br /> Phone (510) 439-1024 Fax (510) 439-2566 <br />