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Project No.034-98081 <br /> t Page No. 4 <br /> • Electrical hazards: possible excavation of buried cables, exposure to overhead <br /> power lines,wet electrical cords, etc. <br /> • Chemical hazards: exposure to chemicals/contaminants listed in Section 4.0 of this <br /> plan and exposure to extraction solvents, etc. <br /> Ell a E <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 /> i increased body temperatureswhile wearing protective clothing/equipment etc:..: <br /> ��IIr�� • Acoustical hazards: exposure to excessive noise created by drilling operations <br /> and/or related to the site-specific operations, etc.... <br /> l 4 .. jl <br /> •` Routine job-related hazards in the subcontractor's laboratory.Neither these hazards <br /> nor any activities performed in the subcontractors laboratory are covered by this <br /> plan.-- <br /> Job <br /> , li <br /> Job hazard analyses associated with most major work activities are presented in the following <br /> sections. , <br /> i <br /> 3, 2.1 Hollow-Stem Auger Drilling <br /> Hollow-stem auger drilling activities will potentially expose field personnel to the following hazards: <br /> Chemical hazards: <br /> Exposure to various chemical substances, including but not limited to petroleum <br /> hydrocarbon liquids and vapors, and petroleum contaminated soils, sludges or <br /> liquids. Certain precautions may be necessary.o properly control the potential <br /> r fire/explosion/health hazards!l'associated with these chemicals. b; <br /> Physical hazards: <br /> } Potential exposures to physical hazards associated with hollow-stem augering include the following: <br /> • Snapping cables <br /> • , Brush, equipment, gas-main, or hydrocarbon 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 cheat exhaustion due to protective clothing <br /> �i <br /> Slips, trips,and falls ` .s <br /> Buried cables and underground utilities ••3 ; , <br /> u <br /> KRAZAN &ASSOCIATES,,INC. <br /> Offices Serving the Western United States <br />'a <br />