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TABLE 6 <br />1. Ate sis of Stormwater Drains e S stem Value <br />Total Re lacement Cost -Pie $72,259,689 <br />Total Re lacement Cost - O en Channel S stems $20,303,830 <br />Total Replacement Cost -Other Stormwater Components $23,647,185 <br />2. Anal sis of Assessable Cost <br />Assessable ortion of i ed s stem $47,227,719 <br />Assessable ortion of o en channels $0 <br />Assessable portion of other system components $18,346,066 <br />3. Stormwater S stem Calculation Details <br />Sin le-Famil Dwellin SFD avers a lot size in cit limits 9,200 s . ft. <br />Residential Runoff Coefficient 35 ercent <br />Avers a Manufactured Home Parks ace size double wide 1,684 s . ft. <br />Total Develo ed Acres inside Cit Limits 12,653 Acres <br />Total Number of Acres of Im envious Surface 7,868 Acres <br />4. Calculation of SDC <br />Cost er Acre ($50,636,919 / 7,868 ] $6,435.81 <br />Cost er S uare Foot [ $6,435.81 / 43,560 ] $0.148 <br />Cost er SFD flat rate [ 9,200 x 0.35 x $0.148 = $476.00 rounded ] $475.74 <br />Cost er Du lex flat rate [rate for SFD x 2 = $951.00 rounded ] $951.48 <br />Cost er SFD = or > 3,000 buildin foot rinfi [.$475.74 x 1.5 ] $713.61 <br />Cost er Manufactured Home Park S ace [ 1,684 x ~o.14s ] $249.23 <br />~~ <br />City of Eugene SDC Methodology Stormwater,. Page D-3 <br />