Tag Archives: silica

Introduction to Structural Concepts and Design

Introduction to Structural Concepts and Design •Concrete design in Australia follows AS 3600; •Concrete behaviour varies depending on whether it is in tension or compression; •The strength of concrete is given in terms of the characteristic strength; •Characteristic strength is defined in AS 3600 as “the value of material strength, as assessed by standard test,… Read More »

Cement & Concrete Mix Design

Concrete Mix Design Concrete is a construction material composed of : Cement (commonly Portland cement) as well as other cementitious materials such as fly ash and slag cement. Aggregate (generally a coarse aggregate such as gravel, limestone, or granite, plus a fine aggregate such as sand). Water  and Chemical admixtures. The word concrete comes from… Read More »