08-24-1960 Special Meeting - Laserfiche WebLink

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• 15. Smoke: The visible discharge from a chimney, stack, vent, exhaust, or combustion process which is made up • of particulate matter. lb. Sound level meter: A sound level meter is an instrument used to measure the total intensity of a sound (in decibels) • without regard to its frequency composition. A sound level meter that meets applicable requirements of the American Standards Association is suitable for use in determining compliance with this ordinance. 17. Three-component measuring system: Athree-component measuring system is an instrument or complement of instruments which records earthborne vibration simul- taniously in three mutually perpendicular directions. 18. Toxic and noxious matter: Toxic and noxious matter is any solid, liquid, or gaseous matter, including but not limited to gases, vapors, dusts, fumes, and mists which may be detrimental to or endanger the health, safety, comfort, or welfare Qf persons in the vicinty and/or cause injury or damage to property when pre- sent in relatively small amounts. 19. Vibration: Vibration is the periodic displacement of the earth measured in inches. • 13-STANDARDS APPLICABLE TO ALL INDUSTRIAL DEVELOPMENT. 1. Noise: Sound levels shall be measured with a sound level meter and associated octave band filter manufactured according to standards prescribed by the American Standards Association. Measurements shall be made, neglecting background noises, using the flat network and the slow position of the sound level meter. Impact noises shall be measured with an impact noise analyzer in con- junction with the sound level meter. The measurement refers to the positive peak value. 2. Odorous Matter: The emission of odorous matter from any source shall be controlled so as not to cause or become a nuisance or source of discomfort to any point beyond the lot lines of the source property. •