It’s currently taking around 60 minutes to travel from the M1 Interchange to J9 Red Cow on the M50 southbound following a crash.
Heading north there are delays from Sandyford to Lucan.
They multi vehicle crash happened at around 6.45am and has been cleared but traffic is still backed up.
Northbound it's slow from J11 Tallaght past J9 Red Cow.
As a result of this, the N4 is heavy inbound from J6 Celbridge to join the M50.
Motorists are advised to use the Outer Ring Rd as an alternative route.