The working conditions of professional drivers : effects on productivity and road safety. Report of the 53rd Round Table Conference on Transport Economics, held in Paris on 11th-12th December, 1980.

It is clear that long- distance lorry drivers are not governed by the same regulation in the different countries concerned and, in addition, their activities are not exclusively confined to long distance driving. Several studies have shown that the way international rules on driving conditions are applied and enforced varies considerably from one country to the next.