§ Mr. Peter BottomleyTo ask the Secretary of State for Transport, pursuant to his answer of 30 January,Official Report, column 483, how he proposes to judge the effect of the experiment intended to reduce risk and to cut casualties by banning coaches in the right-hand lane of carriageways with more than two lanes.
§ Mr. NorrisThe effects will be judged by examining any changes in the accident data over a two-year period with respect to the historical accident patterns, and in particular the manoeuvres that vehicles were making prior to collision and the proportions of coach accidents involving other vehicles of various classes, including heavy lorries.