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TABLE 2 <br /> SUMMARY OF SIGNIFICANT AND UNAVOIDABLE TRANSPORTATION AND TRAFFIC IMPACTS <br /> Impact Location Affected Mitigation Physical Improvement Level of Impact <br /> Measure After Mitigation <br /> Impact 4.D-1: Commerce Drive at Johnson Drive Intersection.The <br /> Development addition of vehicle trips generated by Phase I of the EDZ Install traffic signal. <br /> facilitated by <br /> during the PM peak hour would worsen the side street _.. -- T--..__ Less than <br /> 4.D-la <br /> _.. .— <br /> the proposed movement at this intersection to LOS F;this condition would Significant <br /> EDZ would be further worsened with full EDZ buildout conditions.(Impact Construct southbound left-turn lane to Commerce Drive. <br /> affect levels of 4.D-1a) <br /> service at the Johnson Drive at Owens Drive(North)Intersection.The <br /> local study addition of vehicle trips generated by Phase I of the EDZ <br /> intersections during the Saturday peak hour would degrade the service Less than <br /> under Existing level at this intersection from LOS C to LOS E.Conditions 4.D-1b Install traffic signal. Significant <br /> plus Project would be slightly exacerbated with full EDZ buildout <br /> conditions. conditions(i.e.,conditions would worsen but LOS would not <br /> be degraded from E to F). (Impact 4.D-1b) <br /> Johnson Drive at Stoneridge Drive Intersection.The 1. Third eastbound left-turn lane to Johnson Drive plus <br /> addition of vehicle trips generated by full buildout of the EDZ _ additional northbound receiving lane on Johnson Drive__ <br /> during the PM peak hour would worsen conditions at this 2. Additional southbound right-turn lane on Johnson Drive. Less than <br /> intersection from LOS D to LOS E.This impact would not 4.D-1c _ �__—.__.__.___ ------- Significant <br /> occur under conditions caused by Phase I of the EDZ. 3. Rebuild(widen)Johnson Drive to six lanes(3 southbound <br /> (Impact 4.D-1c) lanes,3 northbound lanes)for a minimum of 700 feet. <br /> Stoneridge Drive(Queue Spillback).The addition of 1. Stoneridge Drive at northbound 1-680 off-ramp:Provide Significant and <br /> vehicle trips generated by Phase I and full buildout of the northbound right-tum overlap phase_ _ Unavoidable due to <br /> EDZ would result in vehicle queue spillback from Stoneridge 2. Second southbound left-turn lane from Johnson Drive to substantial <br /> Drive onto adjacent intersections and the freeway mainline. Stoneridge.Drive. uncertainty about <br /> (Impact 4.D-1d): 3. Extend westbound right-turn pocket onto Johnson Drive Caltrans approval <br /> 4.D-1d approximately 800 feet east(widen Stoneridge Drive, for 1-680 <br /> 1. Vehicle queue spillback from the 1-680 northbound off- <br /> . convert resulting lane into throh—right-shared lane). - improvement(#4) <br /> ramp and southbound off-ramp onto the freeway 4. Second on-ramp lane to northbound 1-680 from and <br /> mainline. interdependency <br /> westbound Stoneridge Drive approach(lanes will merge; between#1,#2,#3, <br /> 2. Vehicle queue spillback impeding through traffic on lane drop would occur over a distance of at least 800 feet; <br /> Stoneridge Drive and blocking access to driveways bridge reconstruction and widening). and#4. <br /> along Johnson Drive. Funding:City's TIF <br /> 43 <br />