A road worker was injured when an out-of-control car ploughed through scaffolding on Flagstaff Rd, Flagstaff Hill, about 7.30am. Two others were rushed to hospital with injuries.
The road worker at the site, a man, 33, suffered injuries to the back of his legs.
The driver of the car, a man, 65, and his passenger were shaken by the crash and all three involved were taken to the Flinders Medical Centre for treatment.
Flagstaff Rd was closed in both directions between South Rd and Black Rd while police and SafeWork SA examined the scene.
Source: Adelaide Now