Db levels of Some Recreational/Environmental Noises
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- Safety Limits of Noise Exposure
dB Levels of Some Recreational/Environmental Noises Noise Source Approx. dB Peak Squeeze toys (10cm) 180 Shotgun 170 Handgun 166 Rifle 163 Fireworks (range: 3 feet) 162 Balloon pop 157 Cap gun 156 Automobile stereo (after-market installed) 155 Bicycle horn 143 Jackhammer 130 Rock concert (stage) 130 Stock car races 130 Football game (stadium) 127 Noise Source Approx. dB Peak
(factory installed) 125 Chain saw 125 Ambulance siren 120 Motorcycles 120 Motorboats (outboard) 115 Rock concert (audience) 115 Stereo (personal headset) 113 Radio headset 113 Leaf blower 112 Motorcycle 110 Symphony concert 110 Video arcade 105 Snow blower 104 Noise Source Approx. dB Peak
Train at 50 feet 102 Snowmobile 99 Garbage disposal 95 Lawn mower 95 Vacuum cleaner 85 City traffic 80 Conversational speech 65 Sewing machine 60 Average home interior 50 Whisper at 5 feet 30 Leaves rustling in a breeze 20 Normal breathing 10 Faintest sound heard by a human ear 0
Safety Limits of Noise Exposure(Occupational Safety & Health Administration Standards) Noise Level Exposure Limit Noise Level Exposure Limit 90 dB 8 hours 105 dB 1 hour 95 dB 4 hours 110 dB 30 min 00 dB 2 hours 115 dB 15 min
Noise Source Approx. dB Peak Squeeze toys (10cm) 180 Shotgun 170 Handgun 166 Rifle 163 Fireworks (range: 3 feet) 162 Balloon pop 157 Cap gun 156 Automobile stereo (after-market installed) 155 Bicycle horn 143 Jackhammer 130 Rock concert (stage) 130 Stock car races 130 Football game (stadium) 127 Noise Source Approx. dB Peak
(factory installed) 125 Chain saw 125 Ambulance siren 120 Motorcycles 120 Motorboats (outboard) 115 Rock concert (audience) 115 Stereo (personal headset) 113 Radio headset 113 Leaf blower 112 Motorcycle 110 Symphony concert 110 Video arcade 105 Snow blower 104 Noise Source Approx. dB Peak
Train at 50 feet 102 Snowmobile 99 Garbage disposal 95 Lawn mower 95 Vacuum cleaner 85 City traffic 80 Conversational speech 65 Sewing machine 60 Average home interior 50 Whisper at 5 feet 30 Leaves rustling in a breeze 20 Normal breathing 10 Faintest sound heard by a human ear 0
Safety Limits of Noise Exposure(Occupational Safety & Health Administration Standards) Noise Level Exposure Limit Noise Level Exposure Limit 90 dB 8 hours 105 dB 1 hour 95 dB 4 hours 110 dB 30 min 00 dB 2 hours 115 dB 15 min Directory: uploads -> FileLinks uploads -> The Case Against the nypd’s Quota-Driven ‘Broken Windows’ Policing What Is It? uploads -> For want of a nail uploads -> Ownership Models There are two different types of ownership models uploads -> Police Militarization uploads -> City of rising star regular meting thursday, july 14, 2016 uploads -> Township of winfield uploads -> Stop Militarizing Law Enforcement Act of 2014 uploads -> The Black Panther Party’s Ten-Point Program What We Want Now! FileLinks -> Functional/technical specification Download 34.05 Kb. Share with your friends:
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