Motorists are being warned to avoid a main road in south Wales to and from Swansea after a 'serious collision'.

Police tweeted at 4.38am that the A483 had been shut between between Gendross and Fforestfach, in both directions. .

The South Wales Police Control Room said: "We are at the scene of a serious collision on Carmarthen Road. The road is closed in both directions at Middle Road towards Swansea and Fforestfach cross at Marquis Arms.

"It is expected to remain closed for some time.

"Motorists are advised to avoid the area. Delays are expected."

In an update at 4.47am this morning, roads and traffic monitoring service Inrix said: "A483 Carmarthen Road in both directions closed due to accident from A4216 Station Road (Fforestfach Cross, Gendros) to Middle Road (Fforestfach)."

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