The closure of Heathrow tunnel has caused huge delays for motorists travelling along the M4.

It has also affected access to Heathrow Airport’s terminals 2 and 3.

Traffic is heavily congested on the M4 Heathrow Spur and the A4 Bath Road; eight bus routes are also on diversion.

Motorists are being warned to plan ahead as disruption looks to continue throughout the morning.

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