Illinois Department of Transportation

New Pavement Design Spreadsheet	New pavement design procedures were issued on April 15, 2011 and a revised design spreadsheet is under development. Please use hard copies of graphs from the new Chapter 54 for pavement design until an electronic design method is available
PCC Inlay / Overlay Design Spreadsheet	This spreadsheet allows the designer to determine a design thickness for a PCC Inlay / Overlay based on the procedure developed through the research project ICT-R27-3 “Design and Concrete Material Requirements for Ultra-Thin Whitetopping Procedures”.