Mother and child among 13 people who died on NSW roads in less than a week Eva Bowden, 6, and her mother Ivy Bowden, 26, were killed in a car accident at Wollongbar near Lismore on Friday. A MOMENT of inattention is all it took to claim the lives of a single mother and her daughter in one of the darkest weeks on NSW roads. Ivy Bowden, 26, and her only child Eva, 6, were killed instantly when their car swerved to the wrong side of the highway at Wollongbar, near Lismore. Negligence led to NSW road deaths: police Police said Ms Bowden, from Brunswick Heads, clipped the rear of a trailer travelling in front of her on the Bruxner Highway bypass, causing her to overcorrect her vehicle and veer on to the other side of the road. Traffic banks up after one of the traffic fatalities in Sydney last week. Her Nissan Micra hatchback was then T-boned by an oncoming 4WD, police said. "Just a moment's distraction or inattention, that's all it took, and we have a mother and her daughter dead," a police spokesman said. NSW road toll hits seven in under 12 hours The mother and child are among 13 people who died on NSW roads in less than a week, prompting police to declare it one of the darkest periods in recent years. Ms Bowden was taking Eva to her grandparents" place when the accident happened at 2.20pm on Friday. Model Sarah Durazza with her boyfriend Scott Bidder. Sarah died when her car hit a tree last week. Her heartbroken family yesterday said Ms Bowden lived for her little girl, who was also "her best friend." Model Sarah Durazza dies in car crash on horror night "She was a terrific mum doing the best she could ... it's such a waste of two good, happy lives," relative Peter Bowden said. Friend Bliss Ruby said Ms Bowden was "extraordinary." In the past week, there have been 13 fatalities on NSW roads, including seven on one day last Monday. Two people died after a motor scooter collided with a truck in Haberfield last week. Among those killed that day were two Japanese honeymooners who fell from a rented scooter and went under a truck on the City West Link at Ashfield. Two die in scooter collision On Saturday night, a western Sydney man was killed instantly and his two passengers seriously injured when they slammed into a power pole at Blacktown. Witnesses told police the Holden Commodore had been spotted street-racing shortly before it wrapped around the pole on Doonside Rd at 10.55pm. Traffic and Highway Patrol operations commander Superintendent Stuart Smith urged drivers to take care on the roads. A split second is all it takes for a trip to become a tragedy.