This report presents a synthesis of a comprehensive database1 of highway infrastructure projects from around the world financed or delivered through some form of public-private partnership (PPP). This synthesis provides insights into the nature and extent of highway infrastructure projects that have and are being advanced through various types of PPP contractual arrangements. They also reveal the predominant types and sizes of PPP contracts used in various regions and countries around the world for developing different types of highway infrastructure, including roads, bridges, and tunnels. The results of this synthesis are intended to inform those involved in the development, funding, or delivery of highway infrastructure regarding the worldwide use of PPPs to delivery highway and other forms of public use infrastructure.
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1 2004 International Public Works Financing Projects - Volume 187. Public Works Financing. Westfield, NJ. October 2004.