Effect of firetruck noise on firefighters' hearing.


Noise exposure of Minneapolis city firefighters was measured in 3 categories of fire apparatus. Maximum SPL of 110 db(A) and mean duration of 23 min/day do not exceed OSHA guidelines. The means pure-tone ac HTLs of a Group A of 17 men of 23-28 yrs with 0.75-2 yrs firefighting experience did not differ significantly from those of a comparable group of older… (More)


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