New Jersey Administrative Code
Title 7 - ENVIRONMENTAL PROTECTION
Chapter 29 - NOISE CONTROL
Subchapter 2 - PROCEDURES FOR THE DETERMINATION OF NOISE FROM STATIONARY SOURCES
Section 7:29-2.5 - General requirements
Universal Citation: NJ Admin Code 7:29-2.5
Current through Register Vol. 56, No. 18, September 16, 2024
(a) All tests shall be conducted in accordance with the following procedures:
1. The investigator shall, to the extent practicable, identify all sources contributing sound to the point of measurement.
2. Measurements shall be taken at or within the property line of any affected person.
3. The measuring device must be calibrated before and after each series of readings and at least once every hour.
4. The sound level meter must be recalibrated and the calibrator must be recalibrated at least once per year by the manufacturer or by a laboratory accredited for such calibrations by either the American Association for Laboratory Accreditation or the National Institute of Standards and Technology. A copy of written documentation of such recalibration, in a form approved by the Department, shall be kept with the equipment to which it refers.
5. No outdoor measurements shall be made:
i. During periods when the wind speed exceeds 12 miles per hour (including gusts).
ii. Without a wind screen properly attached to the measuring device.
iii. Under any condition which allows the measuring device to become wet, such as rain, snow, or condensation.
iv. When the ambient temperature is below 14 degrees F (-10 degrees C) or above 122 degrees F (50 degrees C).
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