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,,,~-• , ,' '. :--~I'` .CITY OF NORTH OLMSTED ' ORDINANCE N0. 77 - 126 - •,PAGE•• 2 . •- 555.02 - DEFINITIONS The following words and terms shall, throughout this Chapter, have the meaning given as hereinafter set forth and defined. All terminology used by this Ordinance, not defined below, shall be in conformance with applicable publications of the American National Standards Institute (ANSI) or its successor body. (a) "A-Weighted Sound Level" means the sound pressure level in decibels as measure on a sound level meter using the A-weighting network. The level so read is designed dB (a) or dBA. (b) "Construction" means any site preparation, assembly, erection, substantial repair, alteration, or similar action, but excluding demolition, for or on public or private rights- of-way, structures, utilities or similar property. (c) "Decibel (db)" means a unit for measuring the volume of a sound, equal to 20 times the logarithm to the base 10 of the ratio of the pressure of the sound measured to the reference pressure, which is ZO micropascals (20 micronewtons per square meter). (d) "Demolition" means any dismantling, intentional destruction or removal of structure, utilities, public or private right-of- way surfaces., or similar property. (e) "Emergency" means any occurrence or set of circumstances involving actual or imminent physical traurraor property damage or loss which demands immediate action. (f) "Emergency Work" means any work performed for the purpose of preventing or alleviating the physical trauma or property damage threatened or caused by an emergency. (g) "Gross Vehicle Weight Rating" means the value specified by the manufacturer as the recommended maximum loaded weight of a single motor vehicle. In cases where trailers and tractors are separable, the gross combination weight rating (GCWR), which is the value specified by the manufacturer as the recommended maximum loaded weight of the combination vehicle, shall be used. (h) "Impulsive Sound" means sound of short duration, usually less than one second, with an abrupt onset and rapid decay. Examples of sources of impulsive sound include explosions, drop forge impacts and the discharge of firearms. (i) "Industrial Area" means those areas specified in Chapter of the North Olmsted Zoning Code. (j) "Motor Vehicle" means every vehicle specified in Section 301.20 of the North Olmsted Codified Ordinances. (k) "Motorcycle" means every motor vehicle specified in Section 301.19 of the North Olmsted Codified Ordinances. (1) "Muffler or Sound Dissipative Device" means a device for abating the sound of escaping bases of an internal combustion engine. (m) "Noise" means any sound which annoys or disturbs humans or which causes or tends to cause an adverse psychological or physiological effect on humans.