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5 <br /> Residential or planned 60 dB(A) 50 dB(A) <br /> development having a residential <br /> component <br /> Commercial 65 dB(A) 55 dB(A) <br /> Industrial 70 dB(A) 60 dB(A) <br /> (Ord.of 6-7-2005, art. III, eff. 6-7-2005) <br /> Sec. 16-54. Sound measurement standards. <br /> Standards, instrumentation,and measurement procedures to be used in the measurement of sound as <br /> provided for in this Article are as follows: <br /> (1) Sound level measurement shall be made with a sound level meter using the "A"weighting scale set on <br /> "slow response,"except for measurements of impact sound,set on "slow response. Impact sound shall <br /> be measured using the fast response of the sound level meter. <br /> (2) The entire sound measurement system shall be serviced and operated as recommended by the <br /> manufacturer.Any officer authorized to enforce this ordinance shall be trained in the use of sound <br /> level measurement and the operation of sound level meters. <br /> (3) Except in the case where noises are emanating from within multi-family structures and the <br /> complainant is a resident of the same multi-family structure, noise measurements shall be taken at the <br /> corner of the primary structure of the complainant nearest the noise source but when this location is <br /> not practical noise measurements shall be made at the boundary of the public or private right-of-way <br /> which adjoins the complainant's property. <br /> (4) In the case of noises emanating from within a multi-family structure and where a complainant is a <br /> resident of the same multi-family structure, noise measurements shall be made in the unit of <br /> complainant at a height of at least four feet above the floor and at a point approximately equidistant <br /> from all walls. <br /> (5) No individual other than the officer operating the meter shall be within ten feet of the meter during <br /> the sample period. <br /> (6) The meter shall be calibrated immediately before use and recalibrated after use. <br /> (7) The officer operating the meter shall face the noise source and record the meter's instantaneous <br /> response observed at consecutive ten second periods.The sound meter operator may cease taking <br /> readings as soon as the readings already taken show a violation of this Article. Five readings above the <br /> allowed decibel limits as specified in subsection 16-53(b)attributed to the sound source or sources <br /> shall constitute prima facie evidence of a violation of the maximum permissible sound levels set in this <br /> Article. <br /> (Ord.of 6-7-2005, art. IV,eff.6-7-2005) <br /> Sec. 16-55. Exceptions. <br /> The following are exempt from the provisions of this Article: <br /> (1) Construction operations from 7:00 a.m.to 9:00 p.m.on weekdays and 8:00 a.m.to 9:00 p.m.on <br /> weekends for which any required building permits have been issued, provided all equipment is <br /> Created: 2023-12-19 09:11:21 [EST] <br /> (Supp.No.14) <br /> Page 3 of 6 <br />