A number of crashes on the M50 shortly before 8.10am may cause disruption to commuters.
The incident occurred between Junction 3, M1/M50 and Junction 4, Ballymun (Southbound). The central median is affected.
There has been another crash on the M50 at J11, Tallaght (Northbound).
There has also been a breakdown on the M50 between Junction 11, Tallaght, and Junction 12, Firhouse, with the right lane effected.
Meanwhile, on Irish Rail, services are experiencing delays through Connolly due to a technical problem onboard the 6.38am Drogheda/GCD, causing congestion on the line.
The following have been impacted: