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Understanding the safety impacts and opportunities of state highway resurfacings and renewals

Published: | Category: Skid resistance & textures , Research & reports | Audience: Road traffic engineers & consultants

Waka Kotahi commissioned the research Understanding the safety impacts and opportunities of state highway resurfacings and renewals, January 2020, to better understand the safety implications of state highway maintenance.

The study considered all rural state highways in New Zealand excluding motorway sections and considered data collected between 2009 and 2018.

The asset condition variables investigated were limited to those for which data was readily available, being skid resistance, texture, rutting, roughness and patching (routine maintenance).

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