Storm Water & Flood Protection
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Te Kaunihera-ā-Rohe o Ruapehu Ruapehu District Council STORM WATER & FLOOD PROTECTION ASSET MANAGEMENT PLAN 2021-2031 Table of Contents Part 1 – Ruapehu District Overview....................................................................................................... 4 Vision, Council Focuses and Community Outcomes ........................................................................... 4 Spatial Plan .......................................................................................................................................... 6 The Ruapehu District ........................................................................................................................... 8 Asset Management ........................................................................................................................... 14 Levels of Asset Management Plans ................................................................................................... 15 Planning Requirements and Local Government Processes ............................................................... 16 Levels of Service, Key Performance Indicators and Targets ............................................................. 18 Community Engagement................................................................................................................... 20 Risk Management ............................................................................................................................. 25 Lifecycle Management ...................................................................................................................... 35 Financial Summary ............................................................................................................................ 38 Continuous Improvement ................................................................................................................. 40 AMP Review and Monitoring ............................................................................................................ 42 Appendix 1 – List of Acronyms .......................................................................................................... 44 Part 2 – Planning Assumptions and Population Projections 2021-31 ............................................... 50 Introduction ...................................................................................................................................... 51 Summary of Significant Planning Assumptions ................................................................................. 53 Base Information for Planning Assumptions..................................................................................... 60 Part 3 – Stormwater Activity ............................................................................................................... 99 Executive Summary ......................................................................................................................... 101 Introduction .................................................................................................................................... 106 Provision of Services ....................................................................................................................... 126 Managing Growth and Demand ...................................................................................................... 135 Managing Risk ................................................................................................................................. 140 Programme Case ............................................................................................................................. 147 Asset Management Practices .......................................................................................................... 160 Plan Improvement and Monitoring ................................................................................................ 164 Financial Summary .......................................................................................................................... 170 Appendices ...................................................................................................................................... 175 Part 4 – Appendices ........................................................................................................................... 177 Appendix A – Summary of 2021 Long Term Plan Process .............................................................. 178 Appendix B – Physical Parameters: Stormwater Reticulation Schemes ......................................... 179 Appendix C – Physical Parameters: Asset Capacity / Performance ................................................ 200 2 Appendix D – Physical Parameters: Asset Condition ...................................................................... 204 Appendix E – Asset Valuation Breakdown by Township at 1 July 2020 .......................................... 206 Appendix F – Financial Summary .................................................................................................... 207 Appendix G – Financial Charts – 30 Years ....................................................................................... 217 DiAppendix H – Risk Register – ....................................................................................................... 218 3 1 VISION, COUNCIL FOCUSES AND COMMUNITY OUTCOMES Council Focuses Improve the well-being and quality of life for our communities by: Working with Ensuring the government people who and others to benefit from gain funding Creating Providing Growing Increasing the Providing council for key collaborative Creating and value for incomes and ratepayer sustainable spending projects so as partnerships retaining jobs money in all opportunities base infrastructure contribute to reduce the with tangata we do their fair financial whenua share of the burden on costs Ruapehu ratepayers 4 Council has stated its core priorities in the form of Community Wellbeing Outcomes. These Outcomes are Council’s ‘true north’ for planning and decision making. Every project that Council undertakes links back to at least one of the wellbeing outcomes. They are a key way we measure success. 5 2 SPATIAL PLAN THREE MAIN ROLES OF RUAPEHU DISTRICT IN NEW ZEALAND 1. A centre of outdoor adventure, sport, a place to relax in nature and a visitor destination. 2. Rural areas for sustainable food production and diversification of the primary sector. 3. A desirable place to live with a unique offering, providing people with different lifestyle choice PRINCIPLES • Fairness • Long Term benefits- Sustainability • Affordability • Community at Heart • Resilience TOP THREE DISTRICT SHAPING MOVES 1. Strategic focus on housing, employment, town centres and infrastructure 2. Caring for rural communities and the environment 3. Collaborative partnership with Tangata Whenua REVITILISATION PLANS & RURAL COMMUNITIES AND COLLABORATIVE PROJECTS ENVIRONMENTAL PROJECTS PARTNERSHIPS • Ruapehu District Housing • Bridge replacement • Council to continue Strategy • Create and extend cycle-ways strengthening relationship • Raetihi Integrated Council • Advocating on increasing with local Iwi/ Hapu Service Centre & necessary service accessibility • Council currently developing Community Hub (e.g. health services, transport the Liveability study which will • Raetihi Revitilisation Plan services etc.) for our rural be used as a foundation to • Ohakune Spatial Plan communities create a wellbeing strategy • Taumarunui Future • Significant investment in three Housing and Community waters upgrades Plan • National Park Community Plan • Rangataua Community Plan 6 7 3 THE RUAPEHU DISTRICT ENVIRONMENTAL THE PLACE The Ruapehu District is a land-locked area covering 6,733km², with a usual resident population of 12,309 (Statistics NZ, Census 2018). The projected population of the District in 2021 is expected to increase to 13,328. Ruapehu is one of New Zealand’s largest districts by land area, however has a relatively small and dispersed population base with one of the lowest population densities in the country (0.02 persons per hectare). The Ruapehu District is also a growing tourist destination, and enjoys a significant and steadily increasing number of visitors each year. There are approximately 11,220km of streams and rivers in the District. For context the total river network of NZ is approx. 425,000km. The district makes up 2.64% of NZ’s rivers and streams. Below is a breakdown of the land zoning within the District, based on the 2010 Ruapehu District Plan. Zones that are less than 1% are not on the graph but are included in the table. URBAN 2% CONSERVATION AREA 33% RURAL 37% RESERVE 28% Row Labels Sum of Area in HA Active Reserve 0.01% Commercial 0.01% Conservation Area 32.81% Future Residential 0.01% Industrial 0.06% Reserve 28.19% Residential 1.33% Rural 36.96% Urban Settlement 0.02% Out of District 0.60% Grand total 100.00% 8 THE NATURAL ENVIRONMENT The district’s landscape is varied, ranging from rolling pastoral hill country and indigenous forest to the volcanic plateau of the Desert Road and New Zealand Army land at Waiouru. East of the district, features the Tongariro National Park, which includes the mountains Tongariro, Ngauruhoe and Ruapehu. In the West, the Whanganui National Park and the Whanganui River dominate the landscape boasting a rich history and diverse wildlife. The Ruapehu District borders the Rangitikei and Whanganui