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City of Santa Ana Environmental Checklist <br />shown on Table 3 -9, with implementation of mitigation maximum emissions would not exceed <br />SCAQMD localized significance criteria. <br />Table 3 -8. Estimate of Localized Construction Emissions (pounds per day) <br />Localized Construction Emissions <br />ROG <br />NOx <br />CO <br />SOx <br />PM10a <br />PM2.5 <br />Phase I <br />Excavation & Soils Import 2012 <br />12 <br />108 <br />44 <br /><1 <br />7 <br />5 <br />Rough Grading & Bldg. Pad Prep 2012 <br />6 <br />51 <br />22 <br /><1 <br />4 <br />3 <br />Fine Grading & Soil Prep 2013 <br />4 <br />30 <br />14 <br /><1 <br />2 <br />2 <br />Site Trenching & Foundation Excavation <br />2012 <br />4 <br />34 <br />16 <br /><1 <br />2 <br />2 <br />Building Construction 2012 <br />6 <br />37 <br />24 <br /><1 <br />3 <br />3 <br />Building Construction 2013 <br />5 <br />35 <br />23 <br /><1 <br />2 <br />2 <br />Concrete Transit Mix - For Footings /Slabs <br />2012 <br /><1 <br />4 <br />1 <br /><1 <br /><1 <br /><1 <br />Asphalt Parking Lot Area 2013 <br />4 <br />28 <br />13 <br /><1 <br />1 <br />1 <br />Architectural Finishing 2013 <br />207 <br />3 <br />2 <br /><1 <br /><1 <br /><1 <br />SCAQMD Localized Significance Threshold (5 <br />acres) <br />- <br />183 <br />1253 <br />- <br />13 <br />7 <br />Excavation & Soils Import and Rough Grading & <br />Bldg Pad Prep 2012b <br />17 <br />159 <br />67 <br /><1 <br />11 <br />9 <br />Fine Grading, Bldg Construction, Asphalt Parking <br />Lots & Architectural Finishing 2013b <br />214 <br />61 <br />29 <br /><1 <br />3 <br />3 <br />Exceed Threshold? <br />No <br />No <br />No <br />No <br />No <br />Yes <br />Phase 11 <br />Fine Grading & Soil Prep 2018 <br />2 <br />14 <br />12 <br /><1 <br />1 <br />1 <br />Site Trenching & Foundation Excavation <br />2018 <br />3 <br />22 <br />17 <br /><1 <br />1 <br />1 <br />Building Construction 2018 <br />3 <br />19 <br />18 <br /><1 <br />1 <br />1 <br />Building Construction 2019 <br />3 <br />18 <br />18 <br /><1 <br />1 <br />1 <br />Concrete Transit Mix - For Footings /Slabs <br />2019 <br /><1 <br />2 <br />1 <br /><1 <br /><1 <br /><1 <br />Architectural Finishing 2019 <br />83 <br />2 <br />2 <br /><1 <br /><1 <br /><1 <br />SCAQMD Localized Significance Threshold (2 <br />acres) <br />- <br />115 <br />715 <br />- <br />6 <br />4 <br />Fine Grading, Bldg Construction & Architectural <br />Finishing 2019 <br />88 <br />33 <br />31 <br /><1 <br />2 <br />2 <br />Exceed Threshold? <br />No <br />No <br />No <br />No <br />No <br />No <br />Notes: <br />Construction emission calculation worksheets are included in Appendix A. <br />a PM 10 emissions estimates take into account compliance with SCAQMD Rule 403 requirements for <br />fugitive dust suppression, which require that no visible dust be present beyond the site boundaries, <br />as well as the use of EPA Tier 2 equipment. <br />b Implementation of Excavation & Soils Import and Rough Grading & Bldg Pad Prep 2012; and Fine <br />Grading, Bldg Construction, Asphalt Parking Lots & Architectural Finishing 2013 within Phase I <br />have the potential to overlap, thus emissions are summed. <br />c Implementation of Fine Grading, Bldg Construction & Architectural Finishing 2019 within Phase II <br />The Academy Charter High School June 2012 <br />Initial Study /Mitigated Negative Declaration 3-26 [CF00914.11 <br />FIVA <br />