In the recent personal injury case, Easden v A Clarke & Co (Smethwick) Ltd (15 February 2008) at http://www.scotcourts.gov.uk/opinions/2008CSOH29.html Lord Uist commented on the evidence of Mr Brian Conner, an employee for the defenders who when driving an HGV had been involved in a road accident which seriously injured the pursuer, a motorcyclist.
Lord Uist summarised Mr Conner’s evidence at paras  to  – a narrative too lengthy to repeat here in full but including the following passages.
He did not think that he did. He supposed he could have. He did not really remember. He did not think so. It could have been that he did do so. He said that the (parallel) tyre marks were from his putting on his footbrake and handbrake. He might have crossed over to the other side of the road. He could not remember. It happened that fast. There was no reason for him to cross over to the other side of the road. He supposed he could have strayed on his own side of the road if you put it that way. He asked the question: how far over was I meant to be? It must have been six inches on his offside