• Chipsealing study raises possible new approach to basecourse
• Examining value of travel time savings

• Better bus infrastructure
• Drivers’ attitudes to safer speed limits
• Investigating new approaches to transport appraisals
• Economic benefits of park-and-ride
• New research reports

• Potential use of epoxy bitumen in chip seal
• Using emulsions to reduce bitumen application rates
• Keeping tabs on mobile phone use
• Assessing the performance of special vehicle lanes
• New research reports

• Meaningful productivity estimates for the transport sector
• Car passengers’ valuations of travel time savings
  Drug-driving in New Zealand
• Bridge designs for sites prone to liquefaction and lateral spreading
• Travel time predictability
• New research reports

• Examining pavement design for specialist surfacing
• Reviewing economic appraisal of public transport initiatives
• Measuring flow path lengths
• Understanding the value of journey time reliability for freight
• New research reports

• Expenditure on roadside safety barriers
• Developmentof off-peak bus services
• Value-for-moneypublic transport system enhancements
• Accurate and affordable location technology
• New vehicle loading standard for road bridges

• Improving how visual road condition data is collected
• New framework proposed for road pavement monitoring
• Model will ease investment decisions
• Guide published for composite bridge design
• New research reports

• Econometric modelling for public transport forecasting
• Undetected chloride corrosion in bridges
• Improved post-implementation monitoring of road investments
• New light shed on the performance of stabilised aggregates
• New roundabout gets thumbs up from cyclists
• New research reports

• Years of research pay off for rural road crash prediction models
• Concrete loading research could change New Zealand bridge design
• New tool for assessing bus priority interventions
• Moving containers by sea the best option
• Reintroducing indigenous vegetation to roadside corridors

• Integrated planning boosted now that geospatial data held by the NZ Transport Agency
• Accommodating changing prices in transport appraisals
• Developing the Transport Agency’s crash risk model
• New research reports

• Early assessment supports better decision-making
• Seven-step model helps efficiency practices stick
• Wealth of information for designing safer roundabouts
• New research reports
• Supplementary issues of the NZTA research newsletter

Supplementary issues

Edition	Date	Contents	Download
Supplementary issue 11	Oct 2014	Collecting data about national freight movements Integrating public transport, walking and cycling Evaluation of 2+1 roadway configurations Tailored fatigue loadings for New Zealand bridges New research reports	12 pages
Supplementary issue 10	May 2014	Model provides tool to assess how transport demand might change over time Ground laid for developing transport demand models The costs of congestion reappraised Helping to get the buses running on time New research reports	12 pages
Supplementary issue 9	Feb 2014	The risk of ATP roadmarkings for motorcycles Best-practice transport – wellness indicators developed The effect of road roughness on friction testing Improving the performance of asphalt surfaces	8 pages
Supplementary issue 8	Nov 2013	New specifications to reduce earthquake damage to bridges New ways to reduce the severity of run-off-road crashes Measuring public transport’s contribution to the economy Testing the C-roundabout The importance of urban form New research reports	12 pages
Supplementary issue 7	Aug 2013	Opportunities to reduce transport costs for businesses Media filtration devices for stormwater come under the spotlight Extreme variations in traffic loading requires better modelling The role of speed in Safe System approaches to road safety	12 pages
Supplementary issue 6	May 2013	Predicting crashes at signalised intersections Modelling crashes at priority intersections Ageing population and travel Game tests travel adaptive capacity Assessing when rumble strips are worn out	12 pages