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Tactile Vibrating Toolkit and Driving Simulation Platform for Driving-Related Research
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Bull bars and vulnerable road users.

Ediriweera Desapriya1, John M Kerr, D Sesath Hewapathirane

  • 1Developmental Neurosciences and Child Health, Centre for Community Child Health Research, Child and Family Research Institute, Department of Pediatrics, University of British Columbia, Vancouver, BC, Canada. edesap@cw.bc.ca

Traffic Injury Prevention
|January 14, 2012
PubMed
Summary

Bull bars fitted to vehicles increase the risk of severe and fatal injuries for pedestrians. These rigid accessories concentrate crash forces, worsening outcomes for vulnerable road users in collisions.

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Area of Science:

  • Road safety research
  • Vehicle safety engineering
  • Traumatology

Background:

  • Pedestrian injuries represent a significant global health burden, causing 65% of annual road fatalities.
  • Vehicle accessories like bull bars are aftermarket additions to vehicle fronts.

Purpose of the Study:

  • To review existing literature on whether bull bars increase the risk of severe and fatal injuries to pedestrians.
  • To assess the impact of bull bars on vulnerable road user safety during vehicle collisions.

Main Methods:

  • A comprehensive literature search was conducted across multiple databases (MEDLINE, TRID, Cochrane, Google Scholar).
  • Search terms included variations of "bull bars" and "pedestrians" or "vulnerable road users" from 1948 to March 2011.
  • Included studies comprised real-world data, computer modeling, and laboratory testing, focusing on pedestrian safety.

Main Results:

  • The review identified 23 unique studies examining the impact of bull bars on pedestrian safety.
  • Studies included real-world accident data, computer simulations, and laboratory impact tests.
  • A significant focus was placed on pedestrian safety, with limited data on cyclists and motorcyclists.

Conclusions:

  • Vehicles with bull bars, especially rigid ones, concentrate impact forces, increasing pedestrian injury severity and mortality.
  • Bull bars interfere with vehicle front-end shock absorption, altering collision dynamics unfavorably.
  • There is a clear need to update traffic safety policies to address the risks associated with bull bar usage.