A truck driver has escaped without a scratch after his B-Double burst into flames, closing a major Queensland motorway and causing commuter chaos.

The truck was driving on the westbound lanes of the Logan Motorway, near Tanah Merah, when it caught fire just after 12.40am on Friday.

WATCH THE VIDEO ABOVE: Truck bursts into flames on Logan Motorway.

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Almost a dozen fire crews were needed to bring the blaze under control.

The driver made a miraculous escape from the inferno, causing traffic chaos for motorists into the morning.

The motorway remains closed, but is expected to reopen soon.

Significant delays are also expected for the M1.