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EAR THIftswI T ECH <br />A two INTERNAPONAL LTD. COMPANY <br />Evaluated by: Richard Burzinslci <br />TASK HAZARD ANALYSIS (THA) <br />SUBSURFACE INVESTIGATION <br />JCC/AOC RFP 208: POTENTIAL NEW COURT SITE <br />STOCKTON, CA <br />Date: January 2009 <br />TASK NAME <br />BOREHOLE ABANDONMENT <br />TASK DESCRIPTION CHEMICAL EXPOSURE HAZARDS <br />Upon completion of the site characterization activities, each borehole will be tremie grouted with None. <br />cement/bentonite slurry. <br />PPE OTHER SAFETY EQUIPMENT PHYSICAL HAZARDS <br />Level D Ensemble (SH&E 113) <br />Hard hat <br />Safety glasses <br />Traffic safety vest (to maintain <br />visibility) <br />Short/long- sleeved shirt <br />Full-length pants <br />Safety-toe boots <br />Leather gloves <br />First aid kit (located in vehicle) <br />Fire extinguisher (located in vehicle) <br />Portable eyewash station (located in <br />. vehicle) <br />Slips, trips, falls, and protruding objects <br />Hazardous noise environments <br />Traffic safety <br />APPLICABLE OPERATIONAL SAFETY PROCEDURES ADDITIONAL SAFETY CONSIDERATIONS <br />Slips, Trips, Falls, and Protruding Objects (Section 6.1) <br />Hazardous Noise Environments (Section 6.2) <br />SH&E 517, Traffic Safety (Attachment B) <br />I. Evaluate surrounding work area for additional hazards that may be <br />present. <br />2. Establish responsibilities and roles of all personnel involved. <br />Document roles/responsibilities in log book. <br />MONITORING PROCEDURES <br />No monitoring required.