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NOISE(any unwanted sound) (7)How to control noise exposure? (((noise 3)),…
NOISE(any unwanted sound)
1)Effects of excessive noise exposure?
-Auditory effects
-Increase of workers illness and injury reports
-Increased blood pressure(hypertension)
-Disturbs relaxation and sleep
2)Regulation and standards?
8 hour TWA of 82 dBA
4)Equipments used to measure sound level?
4(a)-Noise dosimeter
6)Signs of hearing loss?
-muffling of speech and other sounds
-Innappropriate answering or responds
-Ringing in the ears
5)Effects of noise depends on?
-Exposure time
-Noise intensity/sound pressure
-Distance from source
-Frequency and pitch of sound
3)Hearing Conservation Program?
-Designed to prevent hearing loss due to noise
3(a)Elements of HCP?
-1)Hazard identification and exposure monitoring
-2)Control methods
-3)Hearing protection devices
-4)Audiometric testing
-5)Hazard communication
-6)Record keeping and monitoring
7)How to control noise exposure?
-Add sound absorbing curtains
-Place sound absorbing cushions on the wall
-Add soundproof flooring
4(b)-Sound level metre
