Hearing Loss Prevention

HEARING LOSS PREVENTION Presented by Bill Taylor

DID YOU KNOW…...? ,[object Object],[object Object],[object Object],[object Object],[object Object],THE 4 PS

WHAT IS NOISE? ,[object Object]

WAYS TO CHARACTERIZE NOISE ,[object Object],[object Object],[object Object],[object Object]

Noise Induced Hearing Loss ,[object Object],[object Object],[object Object]

HOW CAN IT HAPPEN? ,[object Object],[object Object],[object Object]

HOW DO WE KNOW SOMETHING IS TOO LOUD? ,[object Object],[object Object],[object Object],[object Object]

When is noise scientifically defined to be a hazard? ,[object Object],[object Object],[object Object]

Source:coolmath.com & The National Safety Council Threshold of hearing whispering Conversation Car interior Sewing machine Busy Traffic Screaming Child Diesel Truck Jack hammer Air drill Lawn mower Helicopter Snowmobile Inboard motorboat Sand blaster Fender amp @ 10” Auto horn Propeller aircraft Trumpet peak @ 5” Gun Shot Jet engine Rocket launch Everyday noise and recommended maximum exposure levels. A 5 dB reduction is about 30% quieter and is a 50% decrease in the risk! deciBel

Steady-State Noise Examples ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Construction Trades Hearing Conservation Percent of workers experiencing hearing loss (by trade). Source: American Society of Safety Engineers

Loss of hearing sensitivity due to hazardous noise exposures from either steady state noise or impulse noise does occur even before we can measure the change!…. And it does carry negative consequences!!! When Does it Happen

PTS vs. TTS ,[object Object],[object Object],[object Object]

Permanent Effects of Noise Induced Hearing Loss ,[object Object],[object Object]

What is Normal Hearing Range? ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

HEARING PROTECTION ,[object Object],HEARING PROTECTION PPE

But I Can’t Wear Hearing Protection Because…... ,[object Object],[object Object],[object Object],[object Object],[object Object]

Approved Types of HPD’s ,[object Object],[object Object],[object Object],[object Object],[object Object]

NOISE REDUCTION RATING (NRR) ,[object Object],[object Object]

PRE-FORMED EARPLUGS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PRE-FORMED EARPLUGS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Characteristics Of A Good Pre-formed Earplug Fit ,[object Object],[object Object],[object Object],[object Object],[object Object]

HAND-FORMED EARPLUGS ,[object Object]

Circumaural Noise Muffs Noise Reduction Rating (NRR)=23dB

Fitting Technique ,[object Object],[object Object],[object Object]

Care and Maintenance of all HEARING PROTECTIVE DEVICES ,[object Object],[object Object],[object Object]

One more time…When do I need to wear protection? ,[object Object],[object Object]

Are HPDs always enough? ,[object Object],[object Object]

OTHER PROTECTIVE MEASURES ,[object Object],[object Object],[object Object]

ADMINISTRATIVE CONTROLS ,[object Object]

DOUBLING UP! ,[object Object],[object Object]

Medical Research ( on the horizon) ,[object Object],[object Object],[object Object],[object Object]

Listening through HPDs takes practice but the threshold shift caused from wearing them is temporary…the shift caused from not protecting yourself could be permanent!!!!

TO SUMMARIZE…… ,[object Object],[object Object],[object Object],[object Object],[object Object]

Hearing Loss Prevention

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Hearing Loss Prevention