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Section 5 <br />16 <br />Northwest Mitchell <br />43.5 <br />43.6 <br />0.1 <br />58.6 <br />School <br />Construction <br />17 <br />North Heritage Museum <br />48.1 <br />48.2 <br />0.1 <br />55.0 <br />Structure <br />18 <br />South Godinez High <br />43.3 <br />43.3 <br />0,0 <br />55.0 <br />School <br />19 <br />Northwest Godinez High <br />46.2 <br />462 <br />0.0 <br />55.0 <br />School <br />1 -Cjay Nn75e Stand.'rrd orAinb�enk Noise level r'3 dry when Existing NDise Levels Above City Standard <br />EYold =Exceeds Nolse Standard) Tbr@shold <br />With the construction of the sound walls, the well construction activities would <br />result in noise levels that would range from a 0.1 dB increase to a 0.2 dB <br />increase. As shown in Table 60, the well construction activity would not exceed <br />the daytime noise standard. Additionally, the well construction activities would be <br />conducted during the day when the construction activity would be exempt under <br />the City's Noise Ordinance. Potential noise impacts would be less than <br />significant. <br />Table 61: M13I-4 Well Construction Night Time Noise Levels <br />Receiver <br />Description <br />Existing) ' <br />Existing + <br />Increase <br />Threshold <br />Construction <br />1 <br />Multi Family west Santa <br />34.6 <br />35.5 <br />0.9 <br />50.0 <br />Aria River <br />2 <br />Multi Family west Santa <br />54.5 <br />54.5 <br />0.0 <br />57.6 <br />Aria River <br />3 <br />Single Family north <br />58.1 <br />58.2 <br />0.1 <br />61.1 <br />Edinger Ave. <br />4 <br />Single Family north <br />57.0 <br />57.0 <br />0.0 <br />610 <br />Edinger Ave. <br />5 <br />Single Family north <br />573 <br />57.4 <br />0.1 <br />60.3 <br />Edinger Ave. <br />6 <br />Single family north <br />64.3 <br />64.4 <br />0.1 <br />673 <br />Edinger Ave. <br />7 <br />Single family north <br />60.2 <br />60,6 <br />0.4 <br />63.2 <br />Edinger Ave. <br />8 <br />Multi Family north <br />58.9 <br />59.0 <br />0.1 <br />Edinger Ave. <br />8 <br />North Centennial <br />52.1 <br />54.6 <br />2.5 <br />55.1 <br />Education Center' <br />10 <br />Southeast Centennial <br />49.2 <br />49.2 <br />0.0 <br />50.0 <br />Education Center <br />11 <br />Single Family east <br />66.7 <br />667 <br />0.0 <br />69.7 <br />Fairview Street <br />12 <br />Single Family east <br />66.3 <br />66.3 <br />0.0 <br />69.3 <br />Fairview Street <br />Mid Basin Centennial Park Ijg&g6Project Final FIR 5 -185 <br />