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trigger an upgrade from <br />zone concentractions in <br />site until the work zone <br />PPM. <br />level D to level C protection. Breathing <br />excess of 250 ppm will stop the work on -- <br />concentrations are reduced to below 250 <br />E_M_PLoYEE _ TRA I N I N[i. RNb_-I-Mf l7RMO- OM <br />All personnel working have completed the certified 40 hour Osha <br />hazardous waste training course, and have been trained in the <br />following objectives: <br />o Workers are aware of potential hazards they <br />may encounter. <br />o Knowledge and skills necessary to perform the work <br />with minimal risk to works health and safety. <br />0 Familarization with the Site Safety plan and <br />site-specific requirements. <br />The training plan for this site encompasses: <br />o Potential physical and chemical health hazards. <br />o Respiratory protection, rationale, Use, maintenance <br />and fit testing. <br />Protective clothing, use and maintenance. <br />o Entry, exit and decontamination procedures. <br />o Documentation and record keeping procedures. <br />Table 1 <br />Hazard, [xpcsure,_G1.1idel ine* <br />Substances <br />CAL OSHA <br />1988-89 <br />ACGIH <br />PEL <br />TLV <br />Benzene <br />iii <br />ppm <br />(TWIG) <br />10 <br />ppm <br />(TWA) <br />25 <br />ppm <br />(EXC) <br />25 <br />ppm <br />(STEL-) <br />Sir <br />ppm <br />(Ceiling) <br />Toluene <br />100 <br />ppm <br />(TWA) <br />100 <br />ppm <br />(TWA) <br />300 <br />ppm <br />(Ceiling) <br />150 <br />ppm <br />(STEL) <br />Xylene <br />100 <br />ppm <br />(TWA) <br />10x0 <br />ppm <br />(TWA) <br />150 <br />ppm <br />(STEL) <br />Gasoline 300 ppm (TWA) 300 ppm (TWA) <br />500 ppm (STEL) <br />1-theldibromide 20 ppm (TWA) .045 ppm (TWA) <br />30 Ppm (Ceiling) .13 ppm (STEL) <br />50 ppm (5 min. max peak) <br />Tetraethyl Lead .075 mg/m3 .075 mg/m3 <br />All of the above are compounds that may be encountered during <br />excavation. Common sense dictates when levels are such that <br />extra protection is necessary. <br />__3 ... <br />