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Sound Levels and Human Response <br />rch 1986, p. 185 <br />9 973; and MMWR, <br />*Noise level information was taken from the Federal Highway Administration's Special Report because it was likely to <br />have the most up to date information regarding construction equipment. <br />Source <br />Noise Level (dBA) <br />Response <br />Carrier deck, jet operation <br />140 <br />Painfully loud <br />Live rock music <br />130 <br />Limits amplified speech <br />Jet takeoff (200 ft) <br />120 <br />Maximum vocal effort <br />Discotheque <br />115 <br />Rock band (1 Oft) <br />115 <br />Car horn (aft) <br />110 <br />Riveting Machine <br />110 <br />Jet take off (2000 ft) <br />110 <br />Garbage truck, snowmobile <br />100 <br />Power Lawn Mower (operator) <br />95 <br />New York subway station <br />90 <br />Very annoying <br />Heavy truck (50 ft) <br />90 <br />Hearing damage (8 hours) <br />Food blender <br />90 <br />Pneumatic drill (50ft) <br />85* <br />Diesel truck, 40 mph (50ft) <br />85 <br />Dishwasher <br />80 <br />Alarm clock <br />80 <br />Annoying <br />Garbage collection <br />80 <br />Freeway traffic (50ft) <br />70 <br />Telephone use difficult <br />Vacuum cleaner <br />70 <br />Normal speech <br />60 <br />Air conditioning unit (20ft) <br />60 <br />Intrusive <br />Light auto traffic (100 ft) <br />50 <br />Quiet <br />Living Room <br />40 <br />Soft whisper (15ft) <br />30 <br />Very Quiet <br />Breathing <br />10 <br />Just audible <br />Source: Sound Levels and Human Response, Office of Planning and Mana ement US EPA 1 <br />rch 1986, p. 185 <br />9 973; and MMWR, <br />*Noise level information was taken from the Federal Highway Administration's Special Report because it was likely to <br />have the most up to date information regarding construction equipment. <br />