As Aotearoa faces a future of more frequent and intense weather events driven by climate change, the resilience of our transport network – particularly in rural and regional areas – is under scrutiny. From coastal highways battered by storms to hill country roads undermined by slips, the condition of roading infrastructure has become more than a maintenance issue – it’s a matter of community survival, economic continuity and social equity.

In this two-part series, Radio Waatea News examines how communities in Māori electorates are coping with the mounting pressures on vital transport links. Today’s article focuses on the broader state of rural and regional roads, with upcoming pieces set to delve deeper into specific regions such as Ngāti Porou and State Highway 35 and rural communities in the Far North.

New Zealand’s road network was largely designed and constructed in an era before climate change emerged as a defining environmental force. Roads were engineered around historical weather patterns, not the extreme rain events, storms and long-duration rainfall now becoming the norm.

Recent reporting has illustrated this challenge:

• Landslides are a growing threat to rural and coastal roads – particularly along vulnerable hill country and cliff-edged corridors – as rainfall intensity increases.

• In regions such as Tairāwhiti, the focus has been on repairing roads damaged by disaster events rather than building long-term resilience into the network.

• Across critical infrastructure systems – including wastewater networks – ageing assets are struggling to cope with extreme rainfall, raising questions about national investment priorities.

Roading shares this same vulnerability. Rural and regional highways are lifelines for residents, freight, tourism and emergency services. When these roads fail, the consequences are immediate: isolated communities, delayed medical access, disrupted supply chains, and economic loss.

While many urban commuters take route stability for granted, rural and regional residents often face a different reality. Roads that connect towns to hospitals, schools, work and market centres are frequently narrow, winding and without redundancy. When one section fails – whether due to a slip, washout or flood damage – detours are either circuitous or non-existent.

State Highway 35 on the East Coast – the main arterial link for Ngāti Porou communities – has had repeated closures and slips. With limited alternative routes, closures mean isolation for residents, delayed freight and restricted access for emergency services.

Similarly, in the Far North, key routes can become impassable during heavy rain, leaving whānau cut off for hours or days. These aren’t occasional inconveniences – they are persistent infrastructure failures that compound over time, disrupting everyday life and community wellbeing.

The lack of resilience in rural roading is a symptom of broader underinvestment. New Zealand faces a significant infrastructure funding shortfall across water, transport and climate adaptation assets. While national figures are often quoted in the tens of billions for water upgrades alone, roading demand sits alongside these competing pressures.

Local councils outside major urban centres rely heavily on central government funding to maintain and upgrade rural roads. With limited ratepayer bases and rapidly rising construction costs, councils are increasingly unable to cover the full scope of needed upgrades.

Without targeted investment to climate-proof critical rural corridors, communities are left in a reactive cycle – repairing after each event rather than strengthening networks ahead of future shocks.

What It Means for Māori Electorates

Many rural Māori communities are disproportionately affected by poor roading resilience. Māori electorates often encompass remote coastlines, hill country catchments and sparsely populated inland regions – precisely the landscapes most exposed to natural hazards.

When transport links fail, the impact is felt across social and economic life:

• Whānau struggle to access healthcare, education and employment

• Businesses face supply chain disruption and increased operating costs

• Emergency response times increase

• Social isolation deepens, particularly for kaumātua and those without alternative transport

For many communities, roading is not just infrastructure – it is connectivity with life itself.

Adapting New Zealand’s transport network for a changing climate will require:

• Targeted investment: Prioritising funding for rural corridors identified as high risk for climate impacts.

• Engineering innovation: Incorporating climate projections into road design and strengthening embankments, drainage and slope stabilization.

• Community involvement: Working with local communities to identify key priority routes, understand use patterns and agree resilience objectives.

• Long-term planning: Moving beyond short-term repair budgets to strategic resilience funding and regional risk assessments.

In the next article, Radio Waatea News will focus on Ngāti Porou and State Highway 35, exploring how coastal climate hazards and repeated slips are impacting daily life, economic activity and community wellbeing.

Following that, we will turn to the Far North, where long stretches of rural road are lifelines for remote communities.

The story of rural and regional New Zealand’s roads is not just about asphalt and contracts. It’s about equity, safety and whether Aotearoa is willing to invest in the resilience essential for a climate-challenged future.

• Part One: A Network Under Strain: The State of New Zealand’s Rural and Regional Roads 
• Part two: #infrastructure: Waiariki: A Network Under Strain
• Part Three: Tairāwhiti Under Pressure: Storms, Slips and the Fight for Resilient Roads
• Blue-Green Infrastructure: Dr Shaun Awatere Calls for Nature-Based Climate Resilience
• Government Rejects Gisborne’s Landslide-Prevention Plan, Raising Fresh Climate Resilience Concerns
• #regional: Manu Caddie: Tairāwhiti Must Move From Road Repairs to Climate Resilience  
• #regional: Rates Caps Could Undermine Emergency Management Reform, Councils Warn
• #regional: More Slips Halt Traffic Through Waioeka Gorge
• #climatechange: Climate Change Emerges as Top Priority for Iwi Leaders at Waitangi