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San Joaquin County Community Environmental Setting,Impacts,and Mitigation Measures <br /> Development Department Noise <br /> Table 3.J-7. Predicted Operations Noise from Stationary Sources, North Pit Stage I <br /> North Pit Stage I and Aggregate <br /> Aggregate Plant, North Pit Stage I, Plant(all stationary sources), <br /> dBA Lw(lh) BA Lrg(lh) dBA Lg(Ih) <br /> LElevation of source,relative 0 0 -30 0 -30 <br /> to existing ground(feet) <br /> P-Nl' 54 49 42 56 55 <br /> _ P-N2° 55 50 44 56 56 <br /> P-N3' 56 50 46 57 57 <br /> P-N5' 60 50 47 60` 60` <br /> bp P-N6' 54 50 46 56 55 <br /> P-N7° 55 51 47 57 56 <br /> P-N8' 54 51 44 56 54 <br /> +. P-W1 49 53 49 54"` 52b,` <br /> P-W2 48 53 48 54". 5lb,` <br /> P-W3 49 54 50 556•` 52b,` <br /> P-E1 51 61 56 62b•` 576•` <br /> Modified thresholds of 60/57 dBA(daytime/nighttime)apply. <br /> b Daytime significance threshold exceeded. <br /> Nighttime significance threshold exceeded. <br /> Table 3.J-8. Predicted Operations Noise from Stationary Sources, North Pit Stage II <br /> North Pit Stage II and Aggregate <br /> Aggregate Plant, North Pit Stage II, Plant(all stationary sources), <br /> dBA Leg(I h) dBA Les(lh) dBA Ley(lh) <br /> Elevation of source,relative 0 0 -30 0 -30 <br /> r. to existing ground(feet) <br /> P-Nl' 54 52 49 56 55 <br /> P-N20 55 53 50 57 56 <br /> an P-N3a 56 53 50 580 57 <br /> P-N5° 60 54 54 61b•` 61"'` <br /> P-N68 54 50 46 56 55 <br /> P-N7' 55 51 47 57 56 <br /> P-N8° 54 51 48 56 55 <br /> P-W1 49 57 50 57" 53b,` <br /> P-W2 48 55 47 56" 50b'` <br /> P-W3 49 58 50 58b.` 52"'` <br /> P-EI 51 55 55 56b-` 57b'` <br /> a Modified thresholds of 60/57 dBA(daytime/nighttime)apply. <br /> b Daytime significance threshold exceeded. <br /> Nighttime significance threshold exceeded. <br /> DeSilva Gates Quarry Project <br /> Draft Environmental Impact Report 3.J-13 <br /> As 05105.05 <br />