PERSONAL HEARING DEVICES HEARING PROTECTIVE DEVICES SHALL BE WORN BY ALL PERSONNEL WHERE LEVELS AT OR GREATER THAN 84 dB(A) (CONTINUOUS) OR 140 dB IMPULSE/ IMPACT NOISE LEVELS A COMBINATION OF INSERT-TYPE AND CIRCUMURAL MUFFS (DOUBLE PROTECTION) SHALL BE WORN WHERE LEVELS EXCEED 103 dB(A) ALL PERSONNEL EXPOSED TO GUN FIRE, ARTILLERY OR MISSILE FIRING IN A TRAINING SITUATION SHALL WEAR HEARING PROTECTIVE DEVICES - TO ACHIEVE SUFFICIENT REDUCTION TO NOISE LEVELS ABOVE 104 dB(A) ADMINISTRATIVE CONTROLS OF SHALL IMPLEMENTATED IN THE PROGRAM
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