Stone, Sand and Gravel REVIEW - March/April 2018 - 55
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REDUCING NOISE IN
EXPOSURE TO HIGH SOUND LEVELS
over long periods of time can lead
to occupational noise induced hearing loss, and there are many ways to
reduce noise levels at quarries.
A fully-treated operator's cab goes
a long way to protect the operator
from high noise levels from equipment like bulldozers, front-end loaders and haul trucks - particularly
the older models.
* Maintain good, tight seals
around windows and doors.
* Replace any cracked glass in
doors and windows.
* Maintain a good
* Clean the air conditioner on a
* After maintenance work
inside the cab, re-install the
acoustical materials or replace
any acoustical material that
* If sound-dampening materials
need replacing, always use
materials with low flame
STONE, SAND & GRAVEL REVIEW, www.nssga.org 55