Police and emergency services are at the scene of a serious crash at Salisbury.
Police were called to Gawler Street, Salisbury just after 5.30pm on Monday 2 March after reports that a pedestrian had been hit by a bus.
Gawler Street is closed to all traffic while emergency services are in attendance and motorists are asked to take an alternate route.
Buses are also being diverted around the scene.
Anyone who witnessed this incident but left before emergency services arrived is asked to provide their details via Crime Stoppers on 1800 333 000 or online at www.crimestopperssa.com.au