Simpson Gumpertz & Heger’s (SGH) Applied Science & Research Center recently received ISO/IEC17025 accreditation from the American Association for Laboratory Accreditation (A2LA) for several concrete ...

When people hear the term “slump,” most think about posture; think of concrete slump as "concrete posture." Pro Tip: While you can certainly perform the slump test procedure by yourself, it will go a ...

This chapter addresses the common practices and test methods (standards) that are used for certification programs for the basic material categories of soils and aggregate, asphalt mixture, and ...

Concrete properties and quality testing are advancing as new technologies enter the industry. Traditional methods, such as break tests, remain widely accepted in standardized practices, but jobsites ...