This is a selection of some of the many publications & presentations that ViaStrada has been involved in over the years - click on the filter icon to refine the search by staff members.
Publications and Presentations
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Minimum Data Requirements for Pedestrian Safety Guideline
As part of ViaStrada research into minimum walking data requirements to progress pedestrian safety, this Guideline and data framework spreadsheet
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Research Report: Determining the Minimum Data Requirements to Progress Pedestrian Safety
This Austroads report summarises research undertaken by ViaStrada for determining the minimum data requirements to measure and improve pedestrian
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Does road-space reallocation affect network VKT?
At the 2026 NZ Transportation Conference, Glen presented on some NZTA research that investigated the impacts of permanent road-space reallocation on
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Improving Driver Knowledge and Competency at Different Life Stages
Glen Koorey presented to the AA Research Foundation and guests on recent research investigating whether drivers lose knowledge or competency
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Smarter signals and data for active modes in New Zealand
This presentation explores how intelligent transport systems (ITS) and smarter data practices are transforming active transport in New Zealand. It
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Evidence review of road-space reallocation
ViaStrada undertook research for NZTA investigating the measured network vehicle-kilometres travelled (VKT) impacts of permanent road space re
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Mode-shift impacts on safety
Our current understanding of the impacts of mode change on safety is limited, due to the complex interactions between the various risk factors plus
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Stops and Goes of Traffic Signals: a Traffic Signal Auditor’s Perspective
Originally authored in 2004, with minor updates in 2006, significant advancements since has meant the guide required updating.
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Laying low to send a signal: low-level cycle signal trial
What is a low-level cycle signal and what are the advantages of using them? In her presentation, Megan outlines the case for low-level cycle signals
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Every stop counts: PTDG and GIS applications in bus stop assessment
The quality of public transport (PT) facilities is key to enabling mode shift. And while big-ticket items such as the Christchurch Bus Interchange
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Making traffic signals work for people cycling – update
Whether a cycle facility on the approach to traffic signals is painted or physically separated makes a big legal difference. The painted facility is
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Making traffic signals work for people cycling
Whether a cycle facility on the approach to traffic signals is painted or physically separated makes a big legal difference. The painted facility is
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Countdown timers: time to counter?
What’s the deal with countdown timers? What do the NZ rules say, and do pedestrians really understand and use them correctly? Are there any lessons
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Separated cycleways and filter turning
The Signals NZ User Group (SNUG) held its annual workshop in New Plymouth in 2023. Axel presented on separated cycleways and filter turning. The
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Stops and Goes of Traffic Signals – SNUG 2023
In 2023, the Signals NZ User Group (SNUG) held its annual workshop in New Plymouth. Axel presented on the publication Stops and Goes of Traffic
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Free public transport – or how else do we reduce transport emissions?
Axel was invited to speak about “free public transport” to the Tuesday Club, the weekly meeting of an eclectic mix of people convened by former
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Cost of Road Traffic Accidents (DTCC Study WP D1)
ViaStrada delivered a working paper summarising the methodology and calculations to derive estimates of the Total (Social) Costs, Average Costs,
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Implications from the study of Road Transport Accident Costs
ViaStrada investigated the costs of “transport-related accidents” on roads as part of the recent MoT Domestic Transport Costs & Charges study.
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Why don't we build safe roundabouts?
In New Zealand, we are currently being told that "it's time we stopped paying the road toll". Yet our roundabout design philosophy utilising a
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Research note 006: Infrastructure for quick-build cycleways
This research note provides information about the best infrastructure options for installing quick-build (interim) separated cycleways to increase
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Why universal half-price public transport shouldn’t be made permanent
This opinion piece written for The Spinoff by Axel Downard-Wilke and published on 16 May 2022 explains why funding could be better spent on what's
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Cycling Network Guidance updates
This poster presentation gives an overview of amendments to the Cycling network guidance (CNG) that have been published since January 2020.
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Blind driveways
In early 2020, Waka Kotahi (the NZ Transport Agency) consulted on a proposal to allow cycling on footpaths for everyone. Yet district plans allow
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Directional cycle signals (SNUG 2021)
A formal trial for directional cycle signals was completed in 2019 based on sites in Auckland and Christchurch. This presentation at the 2021 SNUG
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