Annexes (p. 17-22): 1. List of actions to be taken to implement decisions of the Working Party on Transport Statistics on its 49th session - 2. 2000 combined census of motor traffic and inventory of main standards and parameters on main international traffic arteries in Europe : draft resolution no. 247 to be submitted to the Inland Transport Committee at its 61st session - 3. Draft programme of work for 1999-2003.