Dean Bierwagen and Ahmad Abu-Hawash, Iowa Department of Transportation; Brian Moore, Wapello County, Iowa; and Brian Keierleber, Buchanan County, Iowa With funding support from the Federal Highway Administration’s (FHWA) Innovative Bridge Research and Deployment (IBRD) program and the Iowa Highway
Importance of End Surface Preparation when Testing High Strength Concrete Cylinders
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
High Strength Concrete for the Roslyn Viaduct
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
Green Mass Concrete for the San Francisco-Oakland Bay Bridge
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
Letter to the Editor from the Silica Fume Association
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