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L w FAIRVIEw BRIDGE REPLACEMENT AND STREET IMPROVEMENTS INITIAL STUDY/MITIGATED NEGATIVE DECLARATION <br />J' (9TH STREET TO 16TH STREET) PROJECT <br />MAY 2020 <br />SANTA ANA, CALIFORNIA <br />2040 No Project Condition. As shown in Table 3.17.E, the intersections along Fairview Street are <br />anticipated to operate at acceptable LOS with the exception of the following intersections: <br />• Fairview Street/17th Street (LOS F in both the a.m. and p.m. peak hours) <br />• Fairview Street/16th Street (LOS E during the a.m. peak hour) <br />• Fairview Street/9th Street (LOS F in both a.m. and p.m. peak hours) <br />Table 3.17.E: 2040 Intersection LOS <br />2017 Existing Condition <br />2040 No Project <br />Condition <br />2040 Plus Project Condition <br />AM Peak <br />PM Peak <br />AM Peak <br />AM Peak <br />Intersection <br />Hour <br />Hour <br />Hour <br />PM Peak Hour <br />Hour <br />PM Peak Hour <br />Vic <br />Vic <br />Vic <br />vac <br />V/c <br />V/c <br />Delay <br />LOS <br />Delay <br />LOS <br />Delay <br />LOS <br />Delay <br />LOS <br />Delay <br />LOS <br />Delay <br />LOS <br />Fairview Street/ <br />1 <br />17th Street <br />0.835 <br />D <br />0.902 <br />E <br />1.071 <br />F <br />1.258 <br />F <br />1.031 <br />F <br />1.195 <br />F <br />Fairview Street/ <br />2 <br />16th Street' <br />31.6 <br />D <br />20.0 <br />C <br />48.1 <br />E <br />24.9 <br />C <br />>50.0 <br />F <br />41.7 <br />E <br />Fairview Street/ <br />3 <br />12th Street' <br />25.1 <br />D <br />19.0 <br />C <br />32.0 <br />D <br />23.4 <br />C <br />30.6 <br />D <br />22.3 <br />C <br />Fairview Street/ <br />4 <br />9th Street' <br />>50.0 <br />F <br />47.4 <br />E <br />>50.0 <br />F <br />>50.0 <br />F <br />>50.0 <br />F <br />>50.0 <br />F <br />Fairview Street/ <br />5 <br />0.642 <br />B <br />0.640 <br />B <br />0.766 <br />C <br />0.705 <br />c <br />0.908 <br />E <br />0.876 <br />D <br />Civic Center Drive <br />= unsatisfactory LOS <br />The intersection is unsignalized and was assessed using the HCM methodology. Delay values shown are in seconds per vehicle. <br />>50.0 = HCM delay value is greater than 50.0 seconds per vehicle, LOS F. <br />LOS = level of service <br />v/c = volume -to -capacity ratio <br />This represents a general worsening of intersection operations under 2040 No Project condition. <br />As shown in Table 3.17.F, forecasted increases to daily traffic volumes along Fairview Street <br />from existing to 2040 No Project condition are anticipated to continue to result in unsatisfactory <br />roadway segment LOS for the four -lane segments of Fairview Street. <br />2040 Plus Project Condition. As shown in Table 3.17.E, the intersections along Fairview Street <br />are anticipated to operate at acceptable LOS with the exception of the following intersections: <br />• Fairview Street/17th Street (LOS F during both the a.m. and the p.m. peak hours) <br />• Fairview Street/16th Street (LOS F during the a.m. peak hour and LOS E during the p.m. peak <br />hour) <br />• Fairview Street/9th Street (LOS F during both the a.m. and the p.m. peak hours) <br />• Fairview Street/Civic Center Drive (LOS E during the a.m. peak hour) <br />Similar to the analysis results for the 2021 Plus Project condition, several of the study <br />intersections are shown to operate at higher levels of delay or capacity under the 2040 Plus <br />Project condition, compared to the 2040 No Project condition, because of the rerouting of <br />regional north -south vehicular traffic from parallel routes that may now use Fairview Street <br />3_98 R:\WKE1702\ISMND\Final ISMND\Fairview Street Bridge Final ISMND.docx (05/26/20) <br />