Published jointly by the Federal Highway Administration and the National Concrete Bridge Council
Michael A. Caldarone and Ronald G. Burg, CTLGroup With increasing compressive strength, the modulus of elasticity or the slope of the elastic stress-strain relationship increases, and the magnitude of inelastic post-peak strain capacity decreases. Stated differently, as strength increases, concrete
Read More >>Importance of End Surface Preparation when Testing High Strength Concrete Cylinders
Patricia Barnes, Larry McAllen, and Wayne Moore, Bayshore Concrete Products Long Island, NY, famous for heavy and congested traffic patterns, needed to replace a key bridge over Hempstead Harbor in Roslyn. The original steel superstructure of the Roslyn Viaduct opened
Ric Maggenti, California Department of Transportation The environmental benefits aside, greener concrete has been chosen for many of the new east spans of the San Francisco-Oakland Bay Bridge as a practical construction material as well as for durability. In these
Read More >>Green Mass Concrete for the San Francisco-Oakland Bay Bridge
The following letter was received from the Silica Fume Association concerning the article titled “High Performance Concrete in Colorado,” which was published in HPC Bridge Views, Issue 55, May/June 2009. EditorThe article titled “High Performance Concrete in Colorado” contains a
Read More >>Letter to the Editor from the Silica Fume Association
Michael Redmond, Maine Department of Transportation While the Maine Department of Transportation (DOT) may not use all the traditional definitions of a high performance concrete (HPC), Maine does incorporate and benefit from many of the improved performance characteristics realized from