The effect of alcohol availability on road crashes at varying distances from the CBD in Perth from 2005 - 2015

Research and analysis
Impaired driving is a focus area for the Council. This study examined the effects of distance from alcohol outlets to alcohol- and non-alcohol-related road crashes across the Perth metropolitan area.
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Data on crashes in Perth between 2005 and 2015 was mapped in comparison with the locations of alcohol outlets. The study included 341,467 crashes that occurred between 2005 and 2015.

The highest number of Blood Alcohol Content (BAC) ≥ 0.05% crashes were in the southern postcodes from Fremantle and Rockingham on the coast, eastwards to Kelmscott and Armadale. The highest crash incidence rates occurred in 2007 and in the Central Business District (CBD).

Models indicated crashes with higher number of on-premise outlets and lower number of bottle shops in adjacent buffer zones were more likely to be alcohol-related crashes.

Road safety benefit:

This review offers some background on the relationship between alcohol-related crashes and alcohol outlets, and made recommendations on:

  • The location of roadside breath testing.
  • Coordination with the Department of Racing, Gaming and Liquor regarding the granting of liquor licences.
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