Waste to Energy Feasibility Report Mark Spafford, P.E., General - - PowerPoint PPT Presentation

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Waste to Energy Feasibility Report Mark Spafford, P.E., General - - PowerPoint PPT Presentation

MUNICIPALITY OF ANCHORAGE ENTERPRISE AND UTILITY OVERSIGHT COMMITTEE Waste to Energy Feasibility Report Mark Spafford, P.E., General Manager Marc Rogoff, Ph.D., Geosyntec Consultants March 12, 2020 #DoSomething Agenda 1 3 2 Next Steps


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SLIDE 1

MUNICIPALITY OF ANCHORAGE ENTERPRISE AND UTILITY OVERSIGHT COMMITTEE

Waste to Energy Feasibility Report

March 12, 2020

Mark Spafford, P.E., General Manager Marc Rogoff, Ph.D., Geosyntec Consultants

#DoSomething

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SLIDE 2

Agenda

Why WTE WTE Feasibility Report Next Steps

1 2 3

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Time is running out…

  • 01. Why WTE?
  • 03. Next Steps

All things the same… With WTE…

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SLIDE 4

Following the Plans…

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SLIDE 5

Biosolids Issues

  • $100 Million Investment by AWWU
  • WTE Can Provide the Answer at

Significantly Lower Cost

  • Synergy - the Public expects us to

work together

Biosolids

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SLIDE 6

Alaska has garbage problems too

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PART 2

Presentation of Waste-to-Energy Feasibility Report

Marc J. Rogoff Geosyntec Consultants | March 12, 2020

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SLIDE 8

Agenda

The Roadmap Budget Schedule

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SLIDE 9

Completed So Far

Pre-Feasibility Report and Presentation Stakeholder Meetings Tours of WTE Plants Responses to Assembly Questions Development of Feasibility Report

Study Steps

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SLIDE 10
  • Well Run and Financially Strong
  • Public/Private Partnerships
  • Longevity – 30+ Years
  • Exceed State and EPA Environmental

Requirements

  • Compatible With Nearby Land Uses

Our Tours

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SLIDE 11

Feasibility Report

  • Based on What Has Worked

Successfully Before

  • Public Engagement Strategy

Throughout

  • Roadmap offers MOA Offramps

and opportunities to reaffirm support for program

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SLIDE 12

TASK 1

Public Engagement

  • Need to Create a Meaningful

Program

  • Engage a Consultant
  • Part of All Project Efforts
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  • Draft Position Description for Program Manager
  • Advertise
  • Interview and Hire
  • Work Hard!

TASK 2

Project Team

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Need to Know Btu Value and Composition of Fuel

TASK 3

Waste Composition Analysis

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SLIDE 15

TASK 4

Waste Flow Negotiations

  • Impacts Plant Sizing
  • Economies of Scale
  • Wasteshed Study
  • Standard Agreement
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SLIDE 16
  • Waste Disposal Is Paramount But Energy Sales

Defers Costs

  • Need for Power and Renewable
  • Power Purchase Agreement MOU
  • Chugach Electric or Other Utility Dependent on

Site

  • Pricing Issues
  • State Regulatory Approval

TASK 5

Energy Contract Negotiations

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SLIDE 17
  • Comparison of Feasibility Sites
  • Landfill
  • Central Transfer Station
  • Asplund Wastewater Plant
  • Southcentral Power Plant
  • Others
  • Fatal Flaw Analysis
  • Public Engagement

TASK 6

Siting Analysis

Develop site evaluation criteria Data collection, analysis and mapping Prepare constraint maps Identifying potential site areas Preliminary screening and site areas Evaluating and selecting candidate sites Site selection

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  • Plant Layout
  • Site Plan
  • Grading and Drainage Plan
  • Feeds Into Specs for Procurement

Document

TASK 7

Conceptual Design

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  • Approvals By ADEC
  • Establish Monitoring Station
  • Modelling
  • Stack Height
  • Application
  • Public Engagement
  • Permitting Process

TASK 8

Air Permitting

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SLIDE 20
  • Conditional Use Permit
  • Pre-Application
  • Community Meeting
  • Application
  • Planning and Zoning

TASK 9

Local Permitting

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SLIDE 21
  • Design, Build, Operate
  • MOA’s Front-End Documents
  • Specifications and MOA Needs/Desires
  • Contracts
  • Selection Process
  • Negotiation
  • Assembly Approval

TASK 10

Procurement Package

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SLIDE 22
  • $350 to $400 Million Bonds
  • Preliminary Financial Plan
  • Short Term Debt
  • Long Term Bonds
  • Debt Paid By Revenues of

System

TASK 11

Financing

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Project Schedule

3 Years+ Dependent on Regulatory Process Air Permitting Critical Path Public and Assembly Engagement

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Schedule

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WTE Project Budget

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Project Milestone Actions By Assembly

Milestone Review Approval (Off Ramp) Public Engagement X X Waste Flow Negotiations X X Energy Contract Negotiations X X Siting Analysis X X Conceptual Design X X Air Permitting X X Local Permitting X X Project Team X X Procurement Package X X Financing Plan X X

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PART 3 Next Steps

Mark Spafford Department of Solid Waste Services | March 12, 2020

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Next Steps

  • SWS took this effort as far as we can in 2020 with existing budget
  • Update Long Range Financial Plan
  • Complete Business Case Evaluation of landfill/recycling/WTE options
  • Come back to assembly July/August with this information in hand to make

decision on continuing to investigate WTE, etc.

  • Submit FY2021 Budget for approval