M4 closed near to Swindon due to 'police incident'

The M4 has been closed near to Junction 15 for Swindon due to a 'police incident'.

Traffic is building between Junctions 14 and 15 due to the closure.

National Highways estimates the road could reopen at 10pm this evening (Friday 16 December).

It is not yet known what the incident is, but both carriageways are affected.

Pictures from National Highways show queues on the eastbound carriageway, with no traffic seen on the westbound side.

Traffic appears to have been stopped either side of a bridge that spans the M4.

National Highways estimates the road may be reopen by 10:30pm tonight.

More to follow.