Irwin, Perry James; Coates, Damien Lawrence
Deceased
Perry James Irwin and Damien Lawrence Coates
Demographics
male
Date of death
2003-08-22
Finding date
2005-10-07
Cause of death
Gunshot wounds sustained when Damien Coates shot Perry Irwin and then shot himself
AI-generated summary
This inquest examined the deaths of Senior Sergeant Perry Irwin (killed by gunshot) and Damien Coates (suicide by gunshot) on 22 August 2003 in Caboolture, Queensland. The coroner found the death preventable, resulting from multiple system failures rather than individual errors. Key clinical and operational lessons: (1) inadequate incident command system implementation caused poor information sharing—officers searching for a rifle at a lagoon were not informed that the armed suspect was still present; (2) communication system failures—the lack of handheld radios forced reliance on mobile phones and prevented critical information reaching officers in the field; (3) failure to escalate or retrieve critical information—when field officers learned the suspect remained armed at the lagoon, this information was not communicated to the officers now in danger there. The coroner emphasised that catastrophic outcomes typically result from multiple barriers failing simultaneously (Swiss cheese model), highlighting the importance of robust incident management, communication systems, and information sharing in high-risk operations.
AI-generated summary and tagging — may contain inaccuracies; refer to original finding for legal purposes.
Specialties
Error types
Contributing factors
- Failure to implement Incident Command System properly
- Inadequate command and control of critical incident
- Lack of handheld radio communication devices
- Poor information sharing between field teams
- Failure to brief all responding officers on suspect location and threat
- Single radio channel congestion in district
- Officers in field unaware suspect remained armed at lagoon
- Inadequate resources (only 4 handheld radios for entire station)
- Radio broadcast not received by officers on foot in field
- Critical information not transmitted to officers at risk
Coroner's recommendations
- Review regulations governing the sale and possession of ammunition to address anomalies including ammunition type restrictions and record-keeping requirements
- Undertake training needs analysis to determine whether the Incident Command System has been adequately implemented within the Queensland Police Service
- Review the adequacy of the number of handheld radios issued to the Caboolture Station
- Review the adequacy of the radio channel available for use within the Redcliffe District
- Undertake an audit of all body armour in service to determine whether manufacturer-recommended inspections and replacements have been complied with
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