TM 5-3895-374-10 HAZARD DESCRIPTION RECOMMENDATION Compressed air The trailer air brake system is Maintain system in good comprised of air lines, tanks operating condition.  Release and valves which activate the air pressure prior to repairing trailer brakes. the system. 3.Feed Conveyor HAZARD DESCRIPTION RECOMMENDATION Operating Vibrating screen and moving Use of guards during machinery conveyor belt. operation.  Operator should not wear loose fitting clothing. Noise Aggregate materials Use of ear protection. discharged onto the screen may cause steady noise levels exceeding 85 dba. High voltage Power cables. Avoid contact when energized. electrical Maintain in good condition. Use cable supports provided. Do not perform repair work without a qualified electrician. Fluids under Hydraulic cylinders, lines and Maintain lines in good pressure valves. operating condition.  Wear protective clothing while operating the plant.  (gloves, coveralls, safety glasses, hard hat) Compressed air The trailer air brake system is Maintain system in good comprised of air lines, tanks operating condition.  Release and valves which activate the air pressure prior to repairing trailer brakes. the system. 4.Drum Mixer HAZARD DESCRIPTION RECOMMENDATION Noise Aggregate materials Use of ear protection. discharged into the feed chute may cause steady noise levels exceeding 85 dba. page 1-4