§ Mr. AlexanderTo ask the Secretary of State for Transport what is the road usage measured by vehicles per hour along the stretch of the M1 between Barlborough and Heath in Derbyshire.
§ Mr. Peter BottomleyThe Department records road usage in terms of average annual daily traffic. This is the total number of vehicles in one year divided by 365. Hourly figures are not available. In 1987 the traffic flow expressed as AADT on the M1 between Barlborough and Heath was 57,000 vehicles. This figure includes traffic in both directions.