UPDATE: 8.56am

THE lane has now re-opened although traffic remains slow.

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AN ACCIDENT on the M4 has closed one lane of the eastbound carriageway at junction 29 – A48M.

The incident was reported at around 8.30am this morning and lane one of the three and is causing slow traffic to build.

South Wales Argus:

Travel time is around 15 minutes and the slow traffic runs between J29 A48(M) and J28 A48 / A467 Forge Road Tredegar Park.