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14 ATTACHMENT 04
City of Pleasanton
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14 ATTACHMENT 04
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8/27/2015 11:29:07 AM
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11/13/2014 2:43:37 PM
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CITY CLERK
CITY CLERK - TYPE
AGENDA REPORT
DOCUMENT DATE
11/18/2014
DESTRUCT DATE
15Y
DOCUMENT NO
14 ATTACHMENT 4
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a weekend day-night average of 70 dBA Ldn. The weekday and weekend averages for each <br /> measurement for LT-1 are shown in Table 2. <br /> FIGURE 2 Noise Levels Measured at LT-1, Friday Nov.22 to Monday Nov. 25, 2013 <br /> 11a <br /> 105 <br /> �rl•70 dSA Weekend Averagr I . °!0 UIIA Weekday Average <br /> 1 ate._!1 i f. — - <br /> � A; S�ndh V@9 dBA Friday lO: Bl' Monday 100 <br /> 90 <br /> a5 El <br /> go 80 W '3 <br /> 4 r <br /> 21 70 Aglemmine <br /> X111 r�• - ^' , 1 r•, •,YIY +, ' <br /> 60 111111.1116;-.411rj: FL-r 4 Y.'.Cri ', ti , : {ice''? :,, 'Y.i• <br /> 45 IllirMinVirifitlankliatititift*ilAZ01111111itt•_1^inata.. <br /> 40 11 may* ��►. <br /> s. <br /> $ 8 8 p$p 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 8 <br /> W N V ♦ W W G <br /> V •> W O N � m O N C H <br /> N N f 10 W 0, N O N ♦ ,p CO O � <br /> Hour Beginning <br /> una Lc* --•--WO) LOD) Ud) —umn I <br /> Long-term noise measurement LT-2 was made at the southeastern corner of the project site, <br /> approximately 35 feet from the exit of the proposed carwash. The measurement was located to <br /> the east of existing convenience store parking spaces, to the west of the existing dumpster, and <br /> north and west of existing parking spaces for the retail plaza. The daily trend in noise levels at <br /> LT-2 is summarized in Figure 3. Hourly average noise levels for this long-term measurement site <br /> during the weekday typically ranged from 57 to 67 dBA Leg during daytime hours and from 48 to <br /> 61 dBA Leg during nighttime hours. The day-night average noise level at LT-2 during the <br /> weekday was 63 dBA Ldn. On the weekend, the hourly average noise levels ranged from 54 to 64 <br /> dBA Leg during the daytime and from 47 to 57 dBA Leg during the nighttime. The weekend day- <br /> night average level was 61 dBA Ldn. Table 2 also summarizes the LT-2 averages. <br /> Page 9 <br />
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