There is slow traffic and two lanes are blocked after an accident involving three cars on the M4 Eastbound at St Julian's Hill between J25 (Caerleon) and J24 (Coldra).
Two lanes are blocked and there is very slow traffic because of an overturned trailer and gravel and plants in the road on the M4 Westbound between J33 (Cardiff West And Services) and J34 (Miskin).
The exit slip roads at J33 of the M4 have been closed after a serious accident on the inbound A4232
This has led to congestion on M4 to J34 A4119 (Miskin) and on M4 to J32 A470 / A4054 (Coryton Interchange).
Junction 33 of the M4 closed due to serious collision Cardiff bound on A4232. Take alternative routes and allow extra journey time
The M4 Relief Road inquiry was due to start on 1st November, but changes to growth forecast mean it will not start until the new year.Read the full story ›
One lane is closed and there is very slow traffic after an accident involving three cars on the M4 Eastbound before J26 (Malpas Road).
One lane is blocked because of a multi-vehicle accident on the M4 Eastbound between J42 (Earlswood Roundabout/Fabian Way) and J41 (Baglan/Pentyla).
There is queueing traffic after an earlier accident on M4 Eastbound between J28 (Tredegar Park) and J27 (Highcross).
There is congestion to J30 (Cardiff Gate) and on the A48 Eastern Avenue to A48(M) J29a St Mellons.
All lanes have been re-opened.
One lane is blocked and there's heavy traffic after an accident on the M4 Westbound at J47 (Penllergaer/Swansea West Services)
The Welsh Government introduced a Variable Speed Limit in 2011 to reduce congestion and improve safety and 'journey time reliability'.Read the full story ›
There is a 15-mile queue and there are long delays on the M4 Eastbound.
The hold-up follows an accident.
The queue extends from before J26 to J33 and travel time is around 90 minutes. The incident is also affecting the A48(M) outbound before the M4 at J29.
There is congestion on the A48 Western Avenue to A469 Whitchurch Road / A470 North Road (Gabalfa Interchange)