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TABLE OF CONTENTS <br />1.0 INTRODUCTION <br />ENVIRONMENTAL IMPACT REPORTADDENDUM <br />Bristol Street Widening Phase IIIA— Civic Center Drive to Washington Avenue <br />1 <br />1.1 PURPOSE OF AN ADDENDUM ................................................................... <br />............................... 2 <br />1.2 PROJECT LOCATION .................................................................................. <br />..............................4 <br />1.2.1 Existing Land Uses ........................................................................... <br />..............................4 <br />1.3 PROJECT BACKGROUND ........................................................................ <br />............................... 11 <br />1.3.1 Approved 1990 Final EIR/EIS ...................................................... <br />............................... I 1 <br />1.3.2 Adopted Transportation Improvement Program ............................ <br />............................... l l <br />1.4 PROJECT DESCRIPTION .......................................................................... <br />............................... 12 <br />1.4.1 Bristol Street Widening Phase IIIA Project Area ............................ <br />.............................12 <br />1.4.2 Property Acquisition ........................................................................ <br />.............................12 <br />1.4.3 Changes as Compared to the Approved Project .............................. <br />.............................17 <br />1.4.4 Construction Timeframe .................................................................. <br />.............................18 <br />1.5 DISCRETIONARY ACTIONS ..................................................................... <br />............................... 18 <br />2.0 ENVIRONMENTAL CHECKLIST ........................................................ .............................25 <br />2.1 BACKGROUND ....................................................................................... ............................... 25 <br />3.0 ENVIRONMENTAL CONSEQUENCES ............................................... .............................26 <br />3.1 <br />AESTHETICS ........................................................................................... <br />............................... 26 <br />3.2 <br />AGRICULTURAL RESOURCES ................................................................... <br />............................. 28 <br />3.3 <br />AIR QUALITY ......................................................................................... <br />............................... 29 <br />3.4 <br />BIOLOGICAL RESOURCES ...................................................................... <br />............................... 35 <br />3.5 <br />CULTURAL RESOURCES ........................................................................... <br />............................. 37 <br />3.6 <br />GEOLOGY AND SOILS ............................................................................. <br />............................... 38 <br />3.7 <br />GREENHOUSE GAS EMISSIONS .............................................................. <br />............................... 40 <br />3.8 <br />HAZARDS AND HAZARDOUS MATERIALS .............................................. <br />............................... 41 <br />3.9 <br />HYDROLOGY AND WATER QUALITY ....................................................... <br />............................. 43 <br />3.10 <br />LAND USE AND PLANNING .................................................................... <br />............................... 46 <br />3.11 <br />MINERAL RESOURCES ........................................................................... <br />............................... 47 <br />3.12 <br />NOISE ....................................................................................................... <br />.............................48 <br />3.13 <br />POPULATION AND HOUSING .................................................................. <br />............................... 49 <br />3.14 <br />PUBLIC SERVICES .................................................................................. <br />............................... 51 <br />3.15 <br />RECREATION .......................................................................................... <br />............................... 52 <br />3.16 <br />TRANSPORTATION /TRAFFIC .................................................................. <br />............................... 52 <br />3.17 <br />UTILITIES AND SERVICE SYSTEMS ........................................................ <br />............................... 54 <br />3.18 <br />MANDATORY FINDINGS OF SIGNIFICANCE ............................................ <br />............................... 56 <br />4.0 REFERENCES .......................................................................................... .............................57 <br />FIGURES: <br />FIGURE <br />REGIONAL LOCATION ........................................................................... ..............................5 <br />FIGURE 2 <br />PROJECT LOCATION ............................................................................. ............................... <br />7 <br />FIGURE 3 <br />EXISTING LAND USE (1990 FEIS/ EIR) ................................................ ............................... <br />9 <br />FIGURE 4 <br />PROPERTY ACQUISITIONS .................................................................. ............................... <br />15 <br />FIGURE 5 <br />PROPOSED PROJECT LANE GEOMETRICS ........................................... ............................... <br />19 <br />FIGURE 6 <br />BRISTOL STREET /CIVIC CENTER DRIVE INTERSECTION (1990 FINAL EIS /EIR) .................. <br />21 <br />FIGURE 7 <br />BRISTOL STREET /OTHER INTERSECTIONS (1990 FINAL EIS /EIR) ...... ............................... <br />23 <br />ANA 305 -011 (PER 02) CITY OF SANTA ANA (01/19/2015) YU PAGE i <br />