Four people have been inured, one seriously, in a three-car accident at Pyree, east of Nowra on Monday afternoon.
Emergency services were called to Pyree Lane shortly after 5.15pm after reports of the accident.
The accident happened about 500 metres south of the Pyree Hall.
It appears a car, travelling north, was attempting to turn into a property when it was struck from behind.
A 77-year-old woman was transported ambulance to the Shoalhaven District Hospital helipad to be airlifted to St George Hospital in a serious condition.
It s understood the woman suffered pelvic injures, lower leg fractures and chest injuries.
A 19-year-old female and a 87-year-old male were both transported to Shoalhaven District Hospital with minor injures.
A fourth female presented herself to hospital with minor injuries.
Pyree Lane remains closed to traffic as investigations into the accident continue and diversions are in place.
Greenwell Point Road remains open to traffic for motorists travelling east to Greenwell Point.
Motorists travelling to outlying villages at Culburra, Callala and Currarong are being diverted east along Mayfield Road.
Traffic heading west into Nowra is also being diverted through Mayfield Road.
Police said it was unclear how long the road would be closed to traffic.