A Honda Jazz rammed into the barrier at the centre of Farrer Road and flipped right on top of it on Friday morning.
The accident happened at about 8.25am. When The Straits Times arrived at the scene at 10.15am yesterday, a tow truck as seen lifting the car off the barrier.
When contacted, the police said that they received a call at 8.25am requesting for assistance along Farrer Road.
A police spokesman said that two persons were conveyed conscious to Alexandra Hospital. Police investigations are ongoing.