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Y <br /> Project No. 014-94276 <br /> Page No. 4 <br /> • Electrical hazards: possible excavation of buried cables, exposure to overhead <br /> power lines, wet electrical cords, etc. <br /> t <br /> • Chemical hazards: exposure to chemicals/cc ntaminants listed in Section 4.0 of this <br /> plan and exposure to extraction solvents, etc. <br /> Fire hazards; possible excavation of buried utilities, flammable petroleum <br /> hydrocarbons, equipment fires, etc.... <br /> ' Thermal (heat stress) hazards: exposure to outside temperature extremes, and/or <br /> increased body temperatures while wearing protective clothing/equipment etc.... <br /> r <br /> ' Acoustical hazards: exposure to excessive noise created by drilling operations <br /> and/or related to the site-specific operatio , etc.... <br /> ! <br /> _ Routine job-related hazards in the subcontractor's laboratory. Neither these <br /> hazards nor any activities performed in the s bcontractors laboratory are covered <br /> by this plan. <br /> Job hazard analyses associated with most major w rk activities are presented in the following <br /> sections. <br /> tr <br /> 2.1 Hollow-Stem Auggr Drilling <br /> Hollow-stem auger drilling activities will potentia ly expose field personnel to the following j <br /> + hazards: i <br /> Chemical hazards: <br /> I <br /> • Exposure to various chemical substances, i cluding but not limited to petroleum <br /> hydrocarbon liquids and vapors, and petro eum contaminated soils, sludges or j <br /> liquids. Certain precautions may be necess iry to properly control the potential j <br /> fire/explosion/health hazards associated wit these chemicals. <br /> ! <br /> Physical hazards: <br /> ` Potential exposures to physical hazards associated witl L hollow-stem augering include the following: <br /> I <br /> i <br /> • Snapping cables <br /> Brush, equipment, gas-main, or hydrocarbo i fires <br /> • Being hit by equipment <br /> ` Becoming entwined in rotating tools <br /> • Falling objects <br /> • Exposure to excessive noise <br /> Exposure to outside temperature extremes. <br /> • Exposure to the potential for heat exhaustion due to protective clothing <br /> • Slips, trips, and falls <br /> • Buried cables and underground utilities <br /> KRAZAN & ASSOCIA S, INC. <br /> Offices Serving the Western Vzited States 94276.HSP <br /> � 1 <br /> I <br />