A MAJOR emergency services operation is underway after a multi-vehicle crash on one of Glasgow's busiest motorways.

Five Scottish Fire and Rescue Service appliances rushed to the Kingston Bridge after 6.30pm following the road crash.

It is understood that there has been two casualties so far and emergency services remain at the scene.

The condition of the casualties is unknown.

Drivers travelling west bound on the Kingston Bridge were warned to expect delays as traffic has built up in the area.