State Highways 1 and 2 had the highest tallies of serious and fatal bike crashes in a five-year period, but Auckland's Tamaki Drive topped the list for purely urban roads, this Herald interactive graphic shows.
• Tamaki Drive had one fatal cycle crash and 15 that resulted in serious, non-fatal injuries from 2008 to 2012. A further 46 crashes caused minor injuries.
• The North Island section of State Highway 1 had, at 21, the greatest number of serious and fatal cycle crashes.
• All of New Zealand's bike crashes are mapped on this interactive graphic, based on data from the Transport Agency. Zoom in on an area that interests you to see the number, seriousness and exact location of crashes for each of the five years.
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