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��Clayton <br /> 51 MECHANICAL HAZARDS <br /> - Verify that all equipment is in good condition <br /> Do not stand near unguaided excavation and trenches <br /> - Do not enter excavation of trenches over 5 feet deep that aie not piopetly <br />' guarded, shored or sloped <br /> - Appiopriate guards must be used if equipment has potentially hazardous <br /> moving parts <br /> 5.2 ELECTRICAL HAZARDS <br /> - Locate and mark buried utilities before drilling or digging <br /> - Maintain at least 10 foot clearance from overhead power lines <br /> - Contact utility company for minimum clearance from high voltage power <br /> lines <br /> - If unavoidably close to buried or overhead power lines, have power turned <br /> off, with circuit breaker locked and tagged <br /> - <br /> Properly ground all electrical equipment <br /> - Avoid standing in water when operating electrical equipment <br /> - If equipment must be connected by splicing wires, make sure all <br /> connections are properly taped <br /> - Be familiar with specific operating instructions for each piece of <br /> equipment <br /> 5.3 CHEMICAL HAZARDS <br /> - Conduct direct reading air monitoring on initial entry and periodically at <br /> both the work area and downwind to evaluate respiratory and explosion <br /> hazards <br /> 5 4 HEAT STRESS <br /> - This work does not involve strenuous activity nor body-enclosing PPE <br /> - Temperatures in the work area are expected to range from 40° - 95° <br /> Fahrenheit The work activities are expected to be completed using Level <br /> D protection, with skin protection required only for wet operations As <br />' such, protective clothing is not expected to add to heat stress potential <br /> under normal conditions The most common symptoms of heat stress can <br /> include heat rash, lightheadedness, headache, thirst, disorientation, nausea, <br /> and muscle cramps Heat exhaustion symptoms may include many of <br /> those listed above as well as flushed clammy skin, vomiting and <br /> unconsciousness Heat stroke is the most serious form of heat stress <br /> Symptoms of heat stroke include hot dry skin, unconsciousness, irregular <br /> heart beat, heart attack and death Scheduled work-rest cycles and regular <br /> consumption of liquids and food are very effective means of controlling <br /> A-7 <br /> UOSA_NW015OATA\E=\ProjTG226Mcalth&Safety Plate doe <br />