CRACK SURVEYS OF LOW-CRACKING HIGH- PERFORMANCE CONCRETE BRIDGE DECKS IN KANSAS 2006-2008 By Daniel Gruman David Darwin JoAnn Browning A Report on Research Sponsored by CONSTRUCTION OF CRACK-FREE BRIDGE DECKS TRANSPORTATION POOLED-FUND STUDY PROJECT NO. TPF-5(051) Structural Engineering and Engineering Materials SL Report 09-1 THE UNIVERSITY OF KANSAS CENTER FOR RESEARCH, INC. LAWRENCE, KANSAS January 2009