There are differences in the nature, duration, and type of PPP arrangements used for various kinds of road projects in different regions of the world, and among the nations comprising these regions. These are listed and described on the following pages of this section. The information presented is organized by road project type for each region, based on the PWF database. These include:
The principal nations in each region with highway-related PPP projects are identified along with their predominant contract types. In addition, the typical project duration and average project costs by contract type are presented by region.