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0 0 <br />The necessity for Level A or Level B protection is not expected to be encountered on this or <br />other PACIFIC sites. If site conditions indicate that Level C protection is inadequate, all site <br />activities are to be ceased pending further review by the Company Safety Officer and <br />PACIFIC Senior Management. <br />7.0 WORK ZONES AND SECURITY MEASURES <br />A. General <br />A site must be controlled to reduce the possibility of exposure to any contaminants present <br />and their transport by personnel or equipment from the site. <br />The possibility of exposure or translocation of contaminants can be reduced or eliminated in <br />a number of ways, including: <br />o Setting up security or physical barriers to exclude unnecessary personnel <br />from the general area <br />o Minimizing the number of personnel and equipment on-site consistent with <br />effective operations <br />o Establishing work zones within the site <br />o Conducting operations in a manner to reduce the exposure of personnel and <br />equipment <br />o Minimizing the airborne dispersion of contaminants <br />o Implementing the appropriate personnel and equipment decontamination <br />procedures <br />B. Field Operations Work Area <br />Work areas (zones) will be established based on anticipated contamination. Within these <br />zones prescribed operations will occur utilizing appropriate personal protective equipment. <br />The planned zones are: <br />1. Exclusion Area (contaminated). The actual areas where work is being performed <br />are considered to be the exclusion areas. Access to these areas will be <br />920-124.1A/SSP.DOC 8 December 8, 1997 <br />