The latest update of annual transport infrastructure investment and maintenance data collected by the International Transport Forum at the OECD shows:

• GDP share of investment in inland transport infrastructure has remained almost constant in Western Europe (0.8%) and North America (0.6%) over the past decade;
• Record investment levels were reached in Central and Eastern European countries, with 7.6% growth in 2008/09, amounting to 2.0% of GDP (2009);
• The balance between road maintenance and investment has remained relatively constant over time in many regions, with maintenance making up 30% of total road expenditure on average.