To ask the Secretary of State for Transport if he will list all defects and contraventions discovered by checks carried out by his Department, the Health and Safety Executive and the police to assess on-the-road compliance with regulations for the mechanical safety and roadworthiness of lorries during the past three years.

Information on mechanical defects found at annual tests of heavy goods vehicles is given on page 19 of the vehicle inspectorate executive agency's annual report for 1989–90, and details of vehicles inspected at roadside spot checks with prohibition rates are given on page 22. Copies of the report are in the Library.