see Hunt v Roads and Traffic Authority of NSW & Anor [2010] NSWDC 88
http://www.lawlink.nsw.gov.au/dcjudgments/2010nswdc.nsf/00000000000000000000000000000000/f2dc811e381a3cbdca25772800056fcd?opendocument
Or a SMH article about the case may be easier reading...
