Gardaí are investigating a fatal crash involving a motorcyclist in his 50s on the M50 close to the Port Tunnel.
The single vehicle crash happened shortly after 10am on Monday close to the north bore of the tunnel.
The motorcyclist was pronounced dead at the scene. His body has been removed from the scene and a postmortem examination will take place at Dublin City Morgue.
Dublin Port Tunnel Collision Update: Expect long delays on the M50/M1 approach to Dublin Port Tunnel southbound bore, Tunnel will remain closed until further notice.
— An Garda Síochána (@GardaTraffic) February 25, 2019
Please use alternative routes. pic.twitter.com/w2ysRjTwLp
The road at the scene of the crash has now re-opened following an examination of the area by Garda forensic collision investigators.