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<br />Project Cbanctertstic <br /> <br /> <br />Number of Int.e:mal Roads <br />Stormwat.cr Treatment <br />Av Dai1 Traffic Genend.ed. <br />Predicted Post4evdopment Noise <br />Levels within the deve! <br />Predicted Maxj'llllWl'l Carbon <br />~ Cuu..cubatian 1..e9e1 {I <br />hour 'f <br />Predicted Maimum Carbon <br />Monoxide ~tration Level (& <br />hour.v <br />Em ect10n <br />City CoImci.I Decision <br /> <br /> <br />IJbree existiDg plus 12 proposed. <br />2110,000 ~ plus 619,600 proposed, <br />;JSOO existinI plus 2.130 proposed. <br /> <br />Centre Pcinle 1915-86 Vltimate <br />Denio meat <br />S6.4 <br />17 <br />647.080 <br />3.430 <br />o <br /> <br /> <br />11:> <br />Cafre PoblJ.e '997 Ultimate <br />Develo meut <br />56.4 <br />15 <br />729 600 <br />2,630 <br />o <br /> <br /> <br /> <br />21.2 ppm <br /> <br />10.83 ppm <br /> <br />9.0 ppm <br /> <br />7.64 ppm <br /> <br />1.978 . obB <br />No need fell' EIS <br /> <br />1,050 - 1.500 . obs <br /> <br />41,010 gmcratcd from previous development and an additional 7,890 predicted &om proposed development <br />'Current stak standard is 65. <br /> <br />~cmd c:bange is J.2 over ~lopnml Note that the main difference in results between the two noise <br />studies is 8 beckgroUDd noise level difference of 8. S decibels. It is unclear why this differeou exists, howeYa-, the <br />1997 study considered noise attenuation effects &om bu:iJdings, wbidl caused a noise level decre.1se of 1.3 dccibt:b <br />withiD the development. <br /> <br />1Curreut state standard is 30. <br /> <br />~sting max. measured was 2.2. <br /> <br />'Culrcnt stare SCaI1dard is 9. <br /> <br />I~ max. measured was 1.6. Note that the DWn reason far the lower conc;entrations in the 1997 stUdy is the <br />year of project completion. Substantially lower emission facton are used for newer ~lcs. In addition, the <br />mooiIored baek&round con~tnt1i(ql3 masurcd far the 1997 study were lower than the 1985-&6 study. <br /> <br />IlBased on November 26, 1985 sabmittal <br /> <br />-- <br /> <br />~-,,--,--- <br />