POLICE have charged a 29-year-old man over the horrific car crash that killed two young women, one who was expecting twins, in Orchard Hill.

The 29-year-old’s Mazda collided with a Nissan Tiida on Friday night while travelling on Northern Road. In the Nissan were Katherine Hoang, 23, who was pregnant with twins and a 17-year-old relative. Both died at the scene.

Katherine’s husband Bronco Hoang, 25, was taken to hospital in a critical but stable condition. Police confirmed the unborn twins died in the crash. The pair were newlyweds.

The 29-year-old has been charged with two counts of manslaughter, two counts of aggravated dangerous driving occasioning death, two counts negligent driving occasioning death, aggravated dangerous driving occasioning grevious bodily harm, cause bodily harm by misconduct, unlicensed, negligent driving occasioning grevious bodily harm.

The man was refused bail and is set to appear in Parramatta Bail Court on Sunday September 30.

The man is in a stable condition at Westmead Hospital and is under police guard.

The impact forced the Nissan backwards with two other vehicles, an 18-year-old driver suffered minor facial injuries, while the other driver was uninjured.

Heavily pregnant Katherine and the 17-year-old relative, who was driving the Nissan, died at the scene.

Mr Hoang, 29, was seated in the front passenger seat of the Nissan and taken to Westmead Hospital in a critical condition.

Mrs Hoang’s best friend Pritisha Shayal told The Sunday Telegraph: “I don’t have enough words to describe how beautiful she was; both her and her sister-in-law, who she saw as her own.”

The driver of the Mazda, 29-year-old Richard Moananu, was trapped for a short time before being removed and taken to Westmead Hospital in a critical condition with leg injuries where he remains under police guard.

The 18-year-old man driving the Holden and the 23-year-old woman driving the Toyota, were not injured.

Meanwhile, a Sydney woman is in hospital with serious injuries after a car hit her and failed to stop.

Police say emergency services were called to Rickard Rd, Bankstown, in the city’s southwest, after the woman in her 50s was struck by a black Lexus about 7.45 last night.

The vehicle also struck a traffic control signal and sign post.

Police arrested a 27-year-old man, who later attended Bankstown police station, and seized a damaged, black Lexus that had been parked in Weigand Ave.

The man was later charged with dangerous driving occasioning grievous bodily harm, negligent driving occasioning grievous bodily harm, not give particulars to injured person and fail to stop and render assistance.

The man was refused bail to appear at Parramatta Bail Court today.