The symposium on Chloride Corrosion of Steel in Concrete was presented at the Seventy-ninth Annual Meeting of the American Society for Testing and Materials held in Chicago, Ill., 27 June-2 July 1976. Committee G01 on Corrosion of Metals sponsored the symposium. D. E. Tonini, American Hot Dip galvanizers Association, Inc., and S. W. Dean, Jr., Air Products and Chemicals, Inc., presided as symposium cochairmen and also as editors of this publication.