Final Report CHEMICAL ADMIXTURE FOR HIGHWAY CONCRETE: FUNDAMENTAL RESEARCH AND A 19 by Sidney Diamond Professor of Engineering Materials Keisuke Matsukawa Graduate Research Assistant Joint Highway Research Project Project No.: C-36-37DD File: 5-8-30 Prepared as Part of an Investigation Conducted by Joint Highway Research Project Engineering Experiment Station Purdue University in cooperation with the Indiana Department of Transportation and the U.S. Department of Transportation Federal Highway Administration The contents of this report reflect the views of the authors who are responsible for the facts and the accuracy of the data presented herein. The contents do not necessarily reflect the offiCial views of policies of the Federal Highway Administration. This report does not constitute a standard, specification or regulation. Purdue University West Lafayette, Indiana March 31, 1992 Revised February 22. 1993