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TABLE 8
<br />Stormwater Drainage Systems Development Charge Analysis
<br />1. Existing Stormwater Drainage System Value &SOC-Eligible Costs (Reimbursement Fee)
<br />Total Replacement Cost -Existing Pipe System $355 ,937,543
<br />Total Replacement Cost -Existing Open Channel Systems $101,742,736
<br />Total Replacement Cost, Existing (Replacement Cost New) $457,680,279
<br />Percent of Existing Pipe System to be Used by New Development 4.27%
<br />Percent of Existing Open Channel system to Used by New Development 2.34%
<br />Total SOC-Eligible Cost -Existing Pipe* $15,198 ,534
<br />Total SOC-Eligible Cost -Existing Open Channel Systems* $2 ,380,781
<br />Total SOC-Eligible Cost, Existing System $17,579,315 * Based on percent available capacity per hydraulic model
<br />2. Future Stormwater System SOC-Eligible Project Costs (Improvement Fee)
<br />Total Est. Cost, Future System (SOC-Eligible Projects) (From Table 9) $44,814,477
<br />SOC-Eligible Portion of Project Cost, Future System (excluding LID capacity) (From Table 9) $19,353,505
<br />SOC-Eligible Portion of Project Cost for Future System LID Capacity (From Table 9) $9,077,288
<br />3. Stormwater System Calculation Details
<br />Single-Family Dwelling (SFD), estimated average impervious surface area
<br />Small Residential (building footprint~ 1,000 sq. ft.) 1,800 sq . ft.
<br />Medium Residential (building footprint >1 ,000 sq. ft. and < 3,000 sq.ft.) 2,900 sq. ft.
<br />Mfg . Home Park Space, estimated average impervious surface area 1,780 sq . ft .
<br />Total Additional Impervious Surface Area within UGB (build-out) 155,770,560 sq. ft.
<br />Total Additional Impervious Surface Area within UGB (build-out) requiring LID capacity 4,650,000 sq. ft.
<br />4. Calculation of SDC*
<br />Unit Cost per Square Foot, Improvement Fee [$19 ,357,162/ 160,381 ,369] $0 .1207
<br />Unit Cost per Square Foot, Improvement Fee for LID capacity component [$8 ,765 ,632/4,787 ,640] $1.831
<br />Unit Cost per Square Foot, Reimbursement Fee [$17 ,579,315 / 160,381,369] $0.1096
<br />Total Unit Cost per Square Foot for General Capacity [Improvement+ Reimbursement] $0.2371
<br />Total Unit Cost per Square Foot with LID component [Improvement+ LID + Reimbursement] $2.122
<br />Small Residential SDC (building footprint < 1,000 sq. ft.) 1,800 sq. ft . x$0.2371] $426 .78
<br />Medium Residential SDC (building footprint >1,000 sq. ft. and < 3,000 sq .ft.) [2 ,9 00 sq . ft. x$0.2371] $687.59
<br />Small Duplex SDC (unit bu ilding footprints< 1,000 sq . ft.) [$426 .78 x2] $853.56
<br />Medium Duplex SDC (unit building footprints >1,000 sq . ft. and < 3,000 sq .ft.) [$687 .59 X 2] $1,375.18
<br />Mfg . Home Park SDC per Space (portion of total charge) [1 ,684 sq . ft. x$0.2371] $399.28
<br />Small Residential SDC with LID (building footprint < 1 ,000 sq. ft.) 1,800 sq. ft. x$2 .122] $3 ,819.60
<br />Medium Residential SDC with LI (building footprint >1 ,000 sq . ft. and < 3,000 sq .ft .) [2 ,9 00 sq. ft x$2 .122] $6 ,153.80
<br />Small Duplex SDC with LID (unit building footprints< 1,000 sq. ft.) [$3 ,819.60 x2] $7,639.20
<br />Medium Duplex SDC with LID (unit building footprints >1 ,000 sq . ft. and < 3,000 sq.ft .) [$6 , 156.8 0x 2] $12 ,313.60
<br />Mfg. Home Park SOC per Space (portion of total charge)with LID [1 ,684sq .ft.x$2.122] $3 ,573.45
<br />*See Appendix F for complete rate schedule .
<br />City of Eugene SDC Methodologies Stormwater, D-7
<br />Exhbiit A to Administrative Order No . 58-19-11-F
<br />Page 5 of 17
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