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An image of motorway signs on the M4 showing Cardiff and Newport

Llywodraeth Cynulliad Cymru / Welsh Assembly Government Traffic Wales is the Welsh Assembly Government's traffic information service.

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Junction 30 has three names, depending who you talk to - Cardiff Gate, Pontprennau and Pentwyn.

On average, Traffic Wales monitors and manages 65000 vehicles travelling along the M4 between junctions 22 and 49 each day.

A link to the Traffic Wales latest news sectionLatest News

M4 Variable Speed Limit

Mid Wales - Wind Farm Trial Runs

Met Office Weather report

Improvement at A55 Talardy Interchange, St. Asaph Phase2 Newsletter 5

A link to Traffic Wales information servicesInformation Services

Plan your journey and receive regular free alerts relating to traffic conditions during the times that you use it.

Traffic Information and SMS & Email Alerts

Freight

My Journeys

Information on highway maintenanceHighway Maintenance

Undertaken by the Trunk Road Agents on behalf of the Welsh Assembly Government.

North Wales TRA

Mid Wales TRA

South Wales TRA

A link to the Traffic Wales CCTV camerasLive Eye View

Your chance to be the eye in the sky.

See CCTV images for the roads that you use every day!