DRAFT Waipā 2021- 2051 Infrastructure Strategy June 2021 Document Set ID: 10439378 Version: 41, Version Date: 03/03/2021 WAIPĀ 2021-2051 INFRASTRUCTURE STRATEGY Page 2 of 90 (Draft) Doc ID.10439378 Document Set ID: 10439378 Version: 41, Version Date: 03/03/2021 CONTENTS Part 1 - Part 1 Strategic context ....................................................................... 7 1.1 .. Purpose of the Infrastructure Strategy ......................................................................... 7 1.2 .. Council’s Strategic Framework ..................................................................................... 8 1.3 .. Infrastructure Challenges and Priorities ....................................................................... 9 1.4 .. External Influences – Uncertainty and Assumptions ................................................... 12 1.4.1 Population change .................................................................................................. 12 1.4.3 National Policy and Direction ................................................................................. 16 1.4.4 Global Events .......................................................................................................... 17 1.5 .. Key partners .............................................................................................................. 18 1.5.1 Future Proof ............................................................................................................ 18 1.5.2 Government ............................................................................................................ 19 1.5.3 Tangata Whenua ..................................................................................................... 19 1.5.4 Private Developers .................................................................................................. 20 1.5.5 Community and Non-Government Organisations .................................................. 20 Part 2 - Managing Council’s infrastructure ..................................................... 20 2.1 .. Overview .................................................................................................................. 20 2.1.1 Council’s assets ....................................................................................................... 20 2.1.2 Scope of Strategy .................................................................................................... 20 2.2 .. How Council Manages Infrastructure Assets .............................................................. 22 2.2.1 Activity Management Plans .................................................................................... 22 2.2.2 Activity Management Maturity .............................................................................. 22 2.2.3 Balancing Maintenance versus Renewal ................................................................ 22 2.2.4 Identifying and Prioritising Asset Renewal Projects ............................................... 23 2.2.5 Unexpected Renewals ............................................................................................ 23 2.2.6 Financing assets ...................................................................................................... 25 2.3 .. Responding to Growth .............................................................................................. 25 2.3.1 Staged development of new assets ........................................................................ 25 2.4 .. Maintaining and Changing Levels of service ............................................................... 26 2.4.1 Defining Levels of Service ....................................................................................... 26 2.4.2 Challenges to Meeting Levels of Service ................................................................ 26 WAIPĀ 2021-2051 INFRASTRUCTURE STRATEGY Page 3 of 90 (Draft) Doc ID.10439378 Document Set ID: 10439378 Version: 41, Version Date: 03/03/2021 2.5 .. Resilience of Infrastructure Assets to Natural Hazards ............................................... 28 2.5.1 Physical Resilience .................................................................................................. 28 2.5.2 Financial Resilience ................................................................................................. 29 2.6 .. Three Waters Review ................................................................................................ 29 2.7 .. Three Waters Master Plan ......................................................................................... 32 Part 3 - Water Treatment and Supply............................................................. 35 3.1 .. Overview of the Water Treatment and Supply Service ............................................... 35 3.1.1 What we do ............................................................................................................. 35 3.1.2 Our Water Schemes ................................................................................................ 36 3.1.3 Overview of assets .................................................................................................. 36 3.2 .. Challenges and Proposed Actions .............................................................................. 37 3.2.1 Current and Future Issues ....................................................................................... 37 3.2.2 Projects 2021 to 2051 ............................................................................................. 38 3.2.3 Financial analysis ..................................................................................................... 40 Part 4 - Wastewater Reticulation, Treatment, and Disposal ........................... 43 4.1 .. Overview of Wastewater Reticulation, Treatment, and Disposal ................................ 43 4.1.1 What we do ............................................................................................................. 43 4.1.2 Our Wastewater Schemes ...................................................................................... 43 4.1.3 Overview of assets .................................................................................................. 43 4.2 .. Challenges and Proposed Actions .............................................................................. 44 4.2.1 Current and Future Issues ....................................................................................... 44 4.2.2 Projects 2021 to 2051 ............................................................................................. 45 4.2.3 Financial analysis ..................................................................................................... 47 Part 5 - Stormwater Management ................................................................. 50 5.1 .. Overview of Stormwater Management ...................................................................... 50 5.1.1 What we do ............................................................................................................. 50 5.1.2 Our Stormwater Schemes ....................................................................................... 50 5.1.3 Overview of assets .................................................................................................. 51 5.2 .. Challenges and Proposed Actions .............................................................................. 52 5.2.1 Current and Future Issues ....................................................................................... 52 WAIPĀ 2021-2051 INFRASTRUCTURE STRATEGY Page 4 of 90 (Draft) Doc ID.10439378 Document Set ID: 10439378 Version: 41, Version Date: 03/03/2021 5.2.2 Projects 2021 to 2051 ............................................................................................. 53 5.2.3 Financial analysis ..................................................................................................... 54 Part 6 - Transportation .................................................................................. 57 6.1 .. Overview of Transportation....................................................................................... 57 6.1.1 What we do ............................................................................................................. 57 6.1.2 Our transportation network ................................................................................... 57 6.1.3 Overview of assets .................................................................................................. 58 6.2 .. Challenges and Proposed Actions .............................................................................. 59 6.2.1 Current and Future Issues ....................................................................................... 59 6.2.2 Projects 2021 to 2051 ............................................................................................. 60 6.2.3 Financial analysis ..................................................................................................... 67 6.2.4 Service delivery mechanisms .................................................................................. 68 Part 7 - Waste Management .......................................................................... 69 7.1 .. Overview of Waste Management .............................................................................. 69 7.1.1 What we do: ...........................................................................................................