Western Freeway roadworks near Pykes Creek Bridge causes delays on Queen's Birthday long weekend

There is chaos on the Western Freeway this afternoon as traffic banks up east of Ballarat.

Police said heavy delays were expected in the Melbourne-bound lanes due to ongoing roadworks around the Pykes Creek bridge.

Motorists have been advised to take a detour through Ballan before taking the Myrniong-Greendale Road back onto the Western Freeway.

For more updates, head to traffic.vicroads.vic.gov.au