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TABLE OF CONTENTS <br />1.0 INTRODUCTION <br />ENVIRONMENTAL IMPACT REPORT ADDENDUM <br />Bristol Street Widening Phase HIS — Washington Avenue to 17" Street <br />1 <br />1.1 <br />PURPOSE OF AN ADDENDUM ................................................................... ............................... <br />1 <br />1.2 <br />PROJECT LOCATION .................................................................................. ..............................4 <br />..............................6 <br />1.2.1 Existing Land Uses ........................................................................... ..............................4 <br />EXISTING LAND USE (1990 FEIS/ EIR) .............................................. <br />1.3 <br />PROJECT BACKGROUND .......................................................................... ............................... <br />8 <br />1.3.1 Approved 1990 Final EIR/EIS ........................................................ ............................... <br />8 <br />1.3.2 Adopted Transportation Improvement Program ............................... ..............................8 <br />............................... 14 <br />1.4 <br />PROJECT DESCRIPTION ............................................................................. ..............................9 <br />............................... 15 <br />1.4.1 Bristol Street Widening Phase IIIB Project Area ............................. ..............................9 <br />1990 FEIS /EIR PROPOSED LANE GEOMETRICS ................................ <br />1.4.2 Property Acquisition ........................................................................ ............................... <br />9 <br />1.4.3 Changes as Compared to the Approved Project .............................. .............................12 <br />1.4.5 Construction Timeframe .................................................................. .............................13 <br />1.5 <br />DISCRETIONARY ACTIONS ....................................................................... ............................. <br />13 <br />2.0 <br />ENVIRONMENTAL CHECKLIST ........................................................ .............................17 <br />2.1 <br />BACKGROUND ....................................................................................... ............................... <br />17 <br />3.0 <br />ENVIRONMENTAL CONSEQUENCES ............................................... .............................18 <br />3.1 <br />AESTHETICS ........................................................................................... ............................... <br />18 <br />3.2 <br />AGRICULTURAL RESOURCES ................................................................... ............................. <br />20 <br />3.3 <br />AIR QUALITY ......................................................................................... ............................... <br />21 <br />3.4 <br />BIOLOGICAL RESOURCES ...................................................................... ............................... <br />28 <br />3.5 <br />CULTURAL RESOURCES ........................................................................... ............................. <br />30 <br />3.6 <br />GEOLOGY AND SOILS ............................................................................. ............................... <br />31 <br />3.7 <br />GREENHOUSE GAS EMISSIONS .............................................................. ............................... <br />34 <br />3.8 <br />HAZARDS AND HAZARDOUS MATERIALS .............................................. ............................... <br />34 <br />3.9 <br />HYDROLOGY AND WATER QUALITY ....................................................... ............................. <br />37 <br />3.10 <br />LAND USE AND PLANNING .................................................................... ............................... <br />41 <br />3.11 <br />MINERAL RESOURCES ........................................................................... ............................... <br />42 <br />3.12 <br />NOISE ....................................................................................................... .............................43 <br />3.13 <br />POPULATION AND HOUSING .................................................................... ............................. <br />44 <br />3.14 <br />PUBLIC SERVICES .................................................................................. ............................... <br />46 <br />3.15 <br />RECREATION .......................................................................................... ............................... <br />47 <br />3.16 <br />TRANSPORTATION /TRAFFIC .................................................................. ............................... <br />48 <br />3.17 <br />UTILITIES AND SERVICE SYSTEMS ........................................................ ............................... <br />50 <br />3.18 <br />MANDATORY FINDINGS OF SIGNIFICANCE ............................................ ............................... <br />52 <br />4.0 REFERENCES .......................................................................................... .............................54 <br />FIGURES: <br />FIGURE <br />REGIONAL LOCATION ........................................................................ <br />..............................5 <br />FIGURE 2 <br />PROJECT LOCATION ........................................................................... <br />..............................6 <br />FIGURE 3 <br />EXISTING LAND USE (1990 FEIS/ EIR) .............................................. <br />..............................7 <br />FIGURE <br />PROPERTY ACQUISITIONS ............................................................... <br />............................... 11 <br />FIGURE 5 <br />PROPOSED PROJECT LANE GEOMETRICS ........................................ <br />............................... 14 <br />FIGURE 6A <br />1990 FEIS /EIR PROPOSED LANE GEOMETRICS .............................. <br />............................... 15 <br />FIGURE 6B <br />1990 FEIS /EIR PROPOSED LANE GEOMETRICS ................................ <br />.............................16 <br />ANA 111 -334 (PER -02 -01) CITY OF SANTA ANA (11/25/2013 REV2) 132897 CM PAGE i <br />55C -13 <br />