Garda investigators are reviewing CCTV footage from a nearby petrol station that reportedly captured the fatal collision involving Garda Kevin Flatley yesterday afternoon.
The footage is expected to play a crucial role in the ongoing investigation.
Forensic teams are examining the scene and the motorcycle involved to determine the speed at the time of the incident, with early indications suggesting it exceeded the 80 km/h limit.
The motorcyclist remains in critical condition in Beaumont hospital.
Garda Commissioner Drew Harris has called for a societal "reset" on road safety, emphasizing the extraordinary dangers faced by Gardaí.
Yesterday, the President, Taoiseach, Tánaiste, and Justice Minister led tributes to Garda Flatley.
Balbriggan native, Garda Flatley, a 49-year-old father of two with 26 years of service, was struck while conducting a speed checkpoint in north County Dublin.
His death marks the 90th Garda fatality in the line of duty. Tributes have poured in from officials and his local GAA club, O'Dwyer's, where he was a dedicated coach.
Authorities are appealing for any witnesses or dash-cam footage related to the incident.
Meanwhile a book of condolences will be open in the public office at Anglesea Garda Station in Cork for those that want to pay their respects.
A prayer service will be held in Dublin Castle this evening. It will be closed to the public and is expected to be attended by Garda Commissioner Drew Harris, members of the Roads Policing Unit and Kevins family.
