A collision involving a car and a motorcycle has led to the arrest of a Brantford woman. According to Brantford Police, the incident happened Saturday around 8:15 p.m. at the intersection of Gilkison Street and Colborne Street West. The motorcycle driver was taken to hospital with serious life-threatening injuries. When officers spoke with the driver of the car, they said the signs of impairment were apparent. The 33-year-old woman was arrested after she failed a roadside and multiple Breathalyzer tests. She was charged with operation causing bodily harm, operation while impaired (blood alcohol concentration), and dangerous operation causing bodily harm.