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0 r' <br /> SWINFOUR Site Nazard Analysis <br /> 4.1.11 Fall Protection (SMS 040) <br /> Ensure that one or more of the fall protection/prevention systems outlined in SMS 040 is provided at all <br /> locations where fall hazards of 6 feet(2 meters) or greater exist.These locations include,but are not <br /> limited to,excavations,unprotected elevations,ladders,scaffolds,floor holes,wall openings,formwork, <br /> rebar tying,and all other locations and operations where potential fall hazards exist. Employees are <br /> responsible for their own safety including recognizing and avoiding fall hazards. <br /> 4.1.12 Utility Clearance Guidelines <br /> Underground Service Alert(USA) (1-800-227-260) will be contacted two working days before <br /> drilling(or any other type of excavation)to ensure underground facilities are located and avoided <br /> (8 CCR 1541(b)(2) and SMS 034). Heavy equipment safety and maintenance is the responsibility <br /> of the operator. URS employees are responsible for their own safety, including recognizing and <br /> avoiding heavy equipment hazards(SMS 056). URS employees that observe a heavy equipment <br /> condition believed to be unsafe will stop work and shall advise the operator of the unsafe <br /> condition. <br /> Work activities adjacent to overhead power lines will not be initiated until the safe clearance <br /> distance has been determined by the SSO. Heavy equipment with elevated booms or elevated <br /> work platforms must be positioned away from overhead power lines by a distance at least equal <br /> to the height of the extended boom, crane, or other equipment and in accordance with the <br /> following minimum clearance from energized overhead electric lines, and standards as specified <br /> in the California Department of Industrial Relations' Electrical Safety Orders (8 CCR Section <br /> 2946[b]): <br /> Minimum Clearance Requirements <br /> System Voltage <br /> (kilovolts [kV]) Minimum Required Clearance (feet) <br /> 600 to 50,000 10 <br /> over 50,000..... 75,000 11 <br /> over 75,000..... 125,000 13 <br /> over 125,000.... 175,000 15 <br /> over 175,000.... 250,000 17 <br /> over 250,000.... 370,000 21 <br /> over 370,000.... 550,000 27 <br /> over 550,000.... 1,000,000 42 <br /> tmH:\WPROCESS\25532\WORLDENTERPRISE\WELL DESTRUCTIONWTTACHMENT C WORLD ENTERPRISES HSP TG EDITS.DOC\18.NOV-11\\4-6 <br />