Six motorists, aged between 32 and 63, will be charged in court on Tuesday (Nov 25) for speeding offences involving heavy vehicles.In a statement on Nov 24, the police said that the offences were allegedly committed while the motorists were driving heavy vehicles that are required to be fitted with speed limiters.Between July and September, the six motorists allegedly travelled at speeds exceeding their vehicles' imposed limits.Three cases involved drivers of cement mixers who exceeded their vehicles' speed limit of 40kmh.The first driver travelled at 53kmh along the Pan Island Expressway, while the second and third drivers travelled at 54kmh and 55kmh along Sheares Avenue in separate incidents.The three other cases involved a bus travelling along the Bukit Timah Expressway at 74kmh, a tipper truck travelling along Upper Changi Road East at 74kmh, and a prime mover travelling along Adam Road at 65kmh.Buses and tipper trucks have an imposed speed limit of 60kmh, while prime movers have an imposed speed limit of 50kmh.  Read more