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2020 Eugene Wastewater Master Plan Index i <br />Table of Contents <br />Chapter 1: Introduction and Summary ......................................................................................................... 1 <br />MASTER PLAN PURPOSE ........................................................................................................................... 1 <br />GENERAL ................................................................................................................................................... 1 <br />SUMMARY OF CONCLUSIONS ................................................................................................................... 2 <br />Chapter 2 - Study Area and Land Use ........................................................................................................... 4 <br />PURPOSE ................................................................................................................................................... 4 <br />BACKGROUND ........................................................................................................................................... 4 <br />GENERAL ................................................................................................................................................... 4 <br />MAJOR SYSTEM BASINS AND SUB-BASINS ................................................................................................ 5 <br />DEVELOPMENT PLANNING ....................................................................................................................... 5 <br />PRESENT AND FUTURE LAND USES ........................................................................................................... 5 <br />Chapter 3 - Existing Wastewater Systems .................................................................................................... 8 <br />PURPOSE ................................................................................................................................................... 8 <br />HISTORICAL BACKGROUND ....................................................................................................................... 8 <br />MAJOR BASINS .......................................................................................................................................... 9 <br />Highway 99 Industrial Area, including the Airport (SI & AI) .................................................................. 9 <br />River Road/Santa Clara (RR & SC) ....................................................................................................... 10 <br />Willakenzie North, Willakenzie South and Willamette River (WN, WS & WR) ................................... 10 <br />Bethel (BN) .......................................................................................................................................... 10 <br />South West (SW) ................................................................................................................................. 10 <br />Downtown (DW, DC, DF & DA) ........................................................................................................... 11 <br />Laurel Hill (LH) ..................................................................................................................................... 11 <br />SYSTEM CHARACTERISTICS AND VALUATION ......................................................................................... 11 <br />EXISTING WASTEWATER PUMP AND LIFT STATIONS .............................................................................. 13 <br />Highway 99 Industrial Area and Airport Stations ............................................................................... 14 <br />River Road/Santa Clara Stations ......................................................................................................... 14 <br />Willakenzie Stations ............................................................................................................................ 15 <br />Bethel Stations .................................................................................................................................... 15 <br />Central Eugene Stations ...................................................................................................................... 15 <br />SEISMIC ASSESSMENT OF THE WASTEWATER COLLECTION SYSTEM ..................................................... 17 <br />Chapter 4 - Design Criteria .......................................................................................................................... 28