MAINTENANCE OF TECHNOLOGICAL NOISE CONTROLS

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MAINTENANCE OF TECHNOLOGICALNOISE CONTROLS
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TECHNOLOGICAL NOISE CONTROLS

• ARE DESIGNED AND INSTALLED TO PROTECT YOUR
  HEARING
• MUST BE PROPERLY SELECTED FOR INTENDED USE
• ARE NECESSARY ON MOST PIECES OF MINING EQUIPMENT
• ARE INEFFECTIVE IF ALL OR PORTION HAVE BEEN
  REMOVED
• ARE SUBJECT TO WEAR AND TEAR AND MAY REQUIRE
  REPLACEMENT

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THE FOLLOWING ILLUSTRATE MISAPPLIED,BROKEN, OR
MISSINGNOISE CONTROLS
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EXCELLENT MUFFLER,BUT
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IT DISCHARGES AT EAR LEVEL
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GOOD INTENTIONSPOOR APPLICATION
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EXHAUST SYSTEM LEAK
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HEAT DESTROYED SOUND ABSORPTION MATERIAL
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POORLY SEALED CURTAIN
BARRIER CURTAIN
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1/3 OF MATERIAL MISSING
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ACOUSTICAL MILL INSULATION REMOVED
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REMOVED FACING EXPOSES FOAM TO UV LIGHT
FACING INTACT
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UV LIGHT DESTROYS NEOPRENE FOAM INSULATION
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WORN COWL GASKETING
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MISSING HYDRAULIC TANK SEAL
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NO DOOR GLASS
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They can whisper to you now, Dont
make them shout at you in the future