The following letter was received from Pierre-Claude Aitcin of the University of Sherbrooke, Quebec, Canada, concerning Issue No. 15 of HPC Bridge Views. This issue of Bridge Views pleased me very much. Actual problems related to the implementation of HPC
BENEFITS OF DIFFERENT CEMENTS IN HPC
Paul D. Tennis, Portland Cement Association Although all materials play a role in high performance concrete (HPC) mixtures, cement is the essential component. The characteristics of HPC may include low permeability, high strength, low temperature rise, high durability, and combinations
SELF-CONSOLIDATING CONCRETE—A NEW CLASS OF HPC
Kamal H. Khayat, University of Sherbrooke, Quebec, Canada Self-consolidating concrete (SCC) is a new class of high performance concrete based primarily on the properties of the concrete during placement. When properly proportioned and controlled, SCC can flow significant distances and
MARYLAND SHA’S FIRST HPC STRUCTURE
Paul Finnerty, MDSHA, Vicki Stewart, MDSHA, and Rodney Meyers, Master Builders , Inc. In September 1996, Mr. Samuel Miller Jr., Deputy Chief Engineer of the Maryland State Highway’s Office of Materials and Technology authorized the formation of a high performance
COMPILATION OF RESULTS FROM HPC BRIDGES
Henry G. Russell, Henry G. Russell, Inc. In 1993, the Federal Highway Administration initiated a national program to implement the use of high performance concrete in bridges. The program included the construction of demonstration bridges in ach of the FHWA