Drunken Driving (Portsmouth) 54. Mr. Judd asked the Secretary of State for the Home Department if he will call for a report from the Chief Constable on the number of drunken driving offences in Portsmouth for the latest convenient period. Mr. Sharples In 1969, 144 persons, and in 1970, 161 persons, were prosecuted in Portsmouth for offences under Part I of the Road Safety Act, 1967, or Section 6 of the Road Traffic Act, 1960.