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i <br /> i <br /> Work Plan: Subsurface Investigation and Page 4 <br /> Remedial Excavation of Hydrocarbon-affected Soil <br /> Proposed Cintra Park Phase II Development, Tract 2705, Tracy, California <br /> June 17, 1997 CTE Job No. 10-2276 <br /> ITE SAFET <br /> A site safety plan has been prepared for use during field activities associated with this phase of <br /> the project. A copy of the site safety plan is appended to this workplan. The site safety plan will <br /> be followed by contractors and subcontractors doing ork associated with this project. During <br /> the mobilization phase Underground Services Alert wi 1 be contacted to have the utilities located <br /> before the commencement of on-site activities. All underground and/or exposed utility lines will <br /> be flagged and marked. Markers will be maintained tf,roughout the excavation process to protect <br /> the utilities. Overhead lines and guy wires that may c ate a hazard will be flagged and marked. <br /> The site is currently an active construction site with fencing to prevent unauthorized access to the <br /> site. Before site activities, the excavation areas will be delineated and posted with appropriate <br /> warning signs to prevent unauthorized entry of personnel and/or ignition sources. The excavation <br /> area will be considered the Project Work Area. <br /> A Gastech Model 400 gas monitoring device will be used to monitor ambient air and migration <br /> of potential airborne volatile organic compounds. To mitigate potential vapor problems the <br /> excavated soil will be kept moist. <br /> ADDITIONAL WORK <br /> It is anticipated that the need for site assessment will be based on soil and groundwater conditions <br /> encountered during field work. Additional site assessment, if necessary, will be conducted <br /> following analysis of data developed during this phase of field activities. If you have any <br /> questions please do not hesitate to contact our office. <br /> Respectfully submitted, <br /> J than Goodmacher, RG #6143 <br /> e for Environmental Geologist <br /> W APROJECTSA 023055ENRP0].WPB <br />