Motorists are being advised to avoid the area.
A bus fire is causing major delays for motorists in the Midlands this morning.
The bus is between junctions 21 and 22 of the M7 near Roscrea.
Anyone travelling towards the town is being asked to get off the motorway at junction 21 which will be closed to Southbound traffic.
It's not yet clear if there have been any injuries in the incident.
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