U.S. flag

An official website of the United States government

Dot gov

The .gov means it’s official.
Federal government websites often end in .gov or .mil. Before sharing sensitive information, make sure you’re on a federal government site.

Https

The site is secure.
The https:// ensures that you are connecting to the official website and that any information you provide is encrypted and transmitted securely.

Buildings & Construction

Building materials

News and Updates

Events

Projects and Programs

Publications

Software

MicroChar

MicroChar

(Return to Cement Hydration and Degradation Modeling Software) Accurate quantitative data on cement and clinker microstructure images can prove valuable for

Concrete Optimization Software Tool

(Return to Cement Hydration and Degradation Modeling Software) COST (Concrete Optimization Software Tool) is an online design/analysis system to assist

Tools and Instruments

Large Aperture Scanner

Large Aperture Scanner

The Large Aperture Scanner (LAS) scans a radar transceiver over a 5 meter by 20 meter aperture. Image reconstruction techniques enable a three-dimensional

Line Heat-Source Guarded Hot Plate

The 1-meter guarded hot-plate apparatus measures thermal conductivity of building insulation. This facility provides for absolute measurement of thermal