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' � r fizt zard <br /> Confined spaces inciude trenches, pits, sumps, elevator shafts, tunnels, or any other arty(whoRrc circulation of <br /> fresh air is restricted or ability to readily escarestricted. <br /> pe from the area is / <br /> Safety policy and procedure must be consulted prior to entering confuted space. <br /> w. NE Obtain permit for confined space entry. <br /> E Monitor O and organic vapors z B pons befarc entering. If following values aro exceeded,do not <br /> anter: <br /> • Ox less than 19S%or greater than 23%. <br /> • Total hydrocarbons greater than 5 ppm above background,if all air contaminants have <br /> not been identified, <br /> • Concentrations of specific contaminants exceeding action level is Section IV if all air <br /> ` contaminants are identified. <br /> NE Monitor Oz and organic vapors continuously while inside confined space. If values cited <br /> above are exceeded, evacuate immediately. Record instrument readings. <br /> NE At !cast octc person must be on standby outside the confined space who is capable of <br /> PSE workers from confined space in an emergency. Standby person must not enter <br /> unless there is another standby person. <br /> .` NE Use portable fans or blowers to introduce fresh air to confined spaces whenever use of <br /> respiratory protection is required. <br /> NE <br /> Work involving the use of flame, arc, spark, or other source of ignition is prohibited <br /> within a confined space. <br /> Q. <br /> Radiaiczn H_ azard� <br /> NE If radiation meter indicates 2 mR/hr or more, leave the area and consult sSO. <br /> +f <br /> E FCrI <br /> 5 E <br /> FH Biohazards <br /> Poison oak, poison ivy. <br /> N E , <br /> Infectious waste. <br /> NE <br /> Rabid animals. <br /> t, <br /> 11-2' 3 _ Ticks,mosquitoes,and other insects(disease carriers or poisonous). Avoid breathing dust <br /> in dry desert or central valley areas (valley fever). <br /> � NE = NOT EXPECTED <br /> 14 <br />