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I 1 1 .1 1 •1 11 1 1 _ 1.__ _1 _ 1 _1 _ I__ _1 _ _1 _ .1 - 1 _ -11.. . Field staff must review job-specific workplan and coordinate with project manager to verify that all up front logistics are completed prior to starting work including,but not limited to,permitting,access agreements, and notification to required contacts(e.g. site managers, inspectors, clients, subcontractors, etc.). A tailgate safety meeting must be performed and documented at the beginning of each workda . Plan,Prevent,Execute PPE rocedures must be used throw bout the ro'ect. Weather conditions(heat,cold,rain, li htnin must also be considered. i Job Steps 0 Personal,ProtectivePotential Hazard a Critical Actions logging/sample collection). glasses with side shields,and leather •It is the responsibility of the SHSO to annotate the Site Plan with the gloves as necessary. Exclusion Zone set up. •Set up workstations with clear walking paths to and from rig. •Use safety tape,snow fence,and/or delineators. •If utilizing Visqueen,(sheet plastic),for sampling area,completely secure Visqueen to the pavement,dirt,etc.with duct tape,delineators,etc. Do not use objects that are hard to notice or could become a trip hazard themselves_ _ Clear upper eight feet of borehole Don required PPE as appropriate for Back strain,exposure to chemical using method selected(i.e.hand this step: steel toed and shank shoes, hazards,hitting an underground •Initiate air quality monitoring as outlined in Section 12. excavate,air-knife,etc.). hard hat,safety glasses with side utility,repetitive motion. •Have appropriate respirator with combination organic vapor/P-100 cartridges shields,hearing protection,reflective within 3-5 feet of work area,readily available. safety vest,and leather gloves for the non-chemical aspects of work as •Stand upwind to avoid exposure whenever possible. necessary.Wear chemical resistant 0 Use the organic vapor monitor/PID aggressively to track the airborne concentration gloves during handling of soil.Wear of contaminants close to potential sources such as the core as it is being raised from an air-purifying respirator with the hole,the core is opened,etc. combination organic vapor/P-100 cartridges if necessary.(Use a North • If a hand auger is selected as the hole clearance tool,inform drillers that they may 7600 series full face respirator or its use a mallet to strike the auger bucket to loosen/remove soil. However,one hand equivalent.Best brand nitrile gloves or should be placed on the connection point between the hand auger bucket and the their equivalent.Howard Leight Max auger rod and the other hand should be holding the mallet. The hand auger should foam earplugs with an NRR of 33 or be secured and stable before using a mallet to remove soil from the auger bucket their equivalent. Tyvek poly coated suit •Make sure spoils from the hole are properly stored,managed and disposed. or it's equivalent). •Proceed cautiously and periodically stop to observe conditions in the open hole. Use a high-beam flashlight or mirror to reflect sunlight into the hole for observations. •The diameter of the clearance hole must be at least the diameter of the intended drilling auger or core device. •Care should be exercised in identifying resistance to excavation or recalcitrant objects as they may not appear identifiable until more fully exposed(i.e.you might break a pipe in the process of clearing the hole before you are aware it is a pipe.Go Slowly-Visually Check Frequently). •Evaluate any soil samples inside a Ziploc bag at arm's length. DO NOT EVALUATE THE SAMPLE WITH THE BAG OPEN. THIS WILL AVOID UNNECESSARY EXPOSURE. •Use proper lifting techniques and tools. •Complete the Pre-Drilling section of the Borehole Clearance Review form. Avoid twisting back during the operation_Decontaminate equipment after use. PG&E SECOR International Incorporated SECOR Project No.050T.50234.00.0003 PG&E French Camp HASPB.doc 20