UPDATE 6.15pm: The Echuca-Moama bridge has re-opened.
Police are still investigating the cause of the accident, but no-one was taken to hospital.
TRAFFIC is at a stand still after an accident on the middle of the Echuca Moama bridge this afternoon.
Road and air ambulances have been called to the scene.
The Riv understands there could be up to a two hour wait to get across the bridge.
Residents are encouraged to avoid the area.
More to come.