A MOTORIST who veered off the road in Bolton yesterday afternoon and smashed through a brick wall has been arrested after failing a roadside drugs test, according to police. At around 3.30pm on June 5, a fire crew from Horwich fire station was called to the scene on Lever Park Avenue, where a black Vauxhall Astra had came off the road and collided with a garden wall. Following a positive drugs test at the scene, the alleged culprit was arrested for two offences - drug driving and due care. The male driver was not required to be taken to hospital, but was treated at the roadside for minor injuries.