Emergency services are at the scene of a serious crash at Torrens Vale, near Yankalilla, on the Fleurieu Peninsula.

The single vehicle collision occurred on Parawa Road, Torrens Vale about 3.45am on Saturday 12 July.

Parawa Road is closed in both directions between Range Road and Torrens Vale Road while Major Crash investigators examine the scene.

Motorists are asked to avoid the area this morning.