Acoustic measurements and equipment to ascertain compliance with this
chapter shall be in substantial conformity with standards and recommended
practices established by professional organizations such as ANSI.
Instruments used to determine noise levels shall be of standard design,
maintained in calibration and good working order, and instrument manufacturer's
instructions for use of the instruments shall be followed.
A.
Measurements taken to determine compliance with this
chapter shall be taken at any elevation and at any point beyond the boundary
of the emitter noise zone or district and within the receptor's noise zone
or district.
B.
When taking measurements, a windscreen for the microphone
shall be used when required. Traffic, aircraft and other transportation noise
sources and other background noises shall not be considered in taking measurements,
except where such background noise interferes with the primary noise being
measured.
