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Contents <br /> <br />System Development Charge Methodology ........................................................................... 1 <br /> Introduction ...................................................................................................................... 1 <br /> System Development Charge Methodology ................................................................ 2 <br /> Overview .............................................................................................................. 2 <br /> Methodology Element One: Determine Growth Capacity Needs ............... 4 <br /> Step One - Capacity Parameters ................................................................. 4 <br /> Step Two - Growth Capacity Requirements ............................................. 6 <br /> Methodology Element Two: Develop Cost Basis ........................................... 6 <br /> Step One - System Valuation ...................................................................... 7 <br /> Step Two - Existing System Allocation ..................................................... 7 <br /> Step Three - Project Cost Allocation .......................................................... 8 <br /> Step Four - Adjustments ............................................................................ 11 <br /> Methodology Element Three: Develop SDC Schedule ................................ 12 <br /> Methodology Element Four: Calculate Revenue Offsets and Credits ....... 12 <br /> Past Payments ............................................................................................. 13 <br /> Future Payments ........................................................................................ 13 <br /> <br />Appendixes <br /> <br />A System Component Definitions <br />B Capacity Parameter Allocation <br />C Growth Capacity Allocation Documentation <br />D User Capacity Requirements <br />E GO Bond Credit Calculation <br /> <br /> Tables <br /> <br />1 Summary of Key Methodological Requirements .................................................................... 1 <br />2 Example Calculation for Single (Average Flow) Capacity Parameter .................................3 <br />3 Summary of Facility Process Component Allocation to System Capacity Parameters ..... 6 <br />4 Existing System Available Capacity by Parameter ................................................................. 8 <br />5 Summary of Project Type Allocation Criteria ........................................................................ 10 <br />6 Growth Allocation Percentages by Project Type ................................................................... 11 <br />B-1 Design Criteria Basis For Unit Processes Driven By Peak Flow ....................................... B-1 <br />C-1 Capacity Summary of MWMC Liquids Facilities .............................................................. C-1 <br /> <br /> C-2 Projected 2025 Peak Flow Breakdown ................................................................................. C-3 <br /> C-3 Capacity Summary of MWMC Biosolids Facilities (annual average dry tons per <br /> year) .......................................................................................................................................... C-5 <br /> E-1 GO Bond Credit per $1,000 Assessed Value By Annexation Year .................................... E-1 <br /> <br /> SEA31003271388(dg).doc <br /> <br /> <br />