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f <br /> j'i <br /> ik <br /> A_Iternative 4: No Project <br /> No new construction-related emissions would result from this alternative, because no <br /> construction would occur with this alternative. Therefore, no adverse impact of short-term <br /> ROG, NOXI PM,o emissions are associated with this alternative. <br /> I' <br /> f Table 4.5-4: Projected Facility Construction Emissions (Alternatives 1, 2, and 3) <br /> I <br /> POLLUTANT EMISSIONS (Ibslday) <br /> .f EMISSION SOURCE PM,o ROG NO. <br /> �I <br /> Grading Equipment' 3.1 2.8 17.6 I <br /> �t II <br /> Fugitive Dust(PM,o)' 667.7 <br /> i <br /> TOTAL DAILY UNCONTROLLED EMISSIONS 670.8 2.$ 17.6 <br /> 1 TOTAL DAILY CONTROLLED EMISSIONS 2 336.9 2.6 16.7 <br /> SJVUAPCD Interim Threshold of Significance 82 55 55 <br /> �i <br /> NOTE: Estimated facility construction period of 6 to 8 months. <br /> ' Emission estimates are based on total plant construction area of 11 acres, and emissions rates <br /> and methodologies obtained from SMAQMD, Air Quality Thresholds of Significance. <br /> z Controlled emissions estimates are based on mitigation reduction factors and methodologies <br /> " obtained from SMAQMD, Air Quality Thresholds of Significance. Fugitive dust mitigation is based <br /> on a 50%control efficiency based on the application of proposed mitigation measures. <br /> Source: SMAQMD,Air Quality Thresholds of Significance, June 1995; EDAW 1997 <br /> Mitigation Measure 4.5-7a (Alternatives 1, 2, and 3) i <br /> F <br />{ The proponent shall implement the following measures during construction and i! <br /> I operational activities in accordance with the SJVUAPCD Regulation V111 and <br /> Fugitive Dust Control Practices (SJVUAPCD, February 1995): � <br /> a) All excavated and graded material, active areas of excavation, and traffic <br /> areas shall be sufficiently watered to prevent an excessive amount of dust <br />� Y P <br /> being generated. <br /> s b) All clearing, grading, earth moving, and excavation activities shall cease ii <br /> during periods of high winds (greater than 20 mph averaged over one hour). <br /> c) All material transported off the site shall either be sufficiently watered or <br /> securely covered to prevent an excessive amount of dust being generated. <br /> d) Weed control shall be maintained by mowing instead of discing, whenever <br /> possible. <br /> Draft Environmental Impact Report 4-71 ER-96-3 <br /> R y <br /> I� <br /> I <br />