Proper retaining wall drainage can be the difference between a sturdy wall and one that leans. Learn how to prevent and ...

Look at anything built out of natural stone, or pavers, or concrete and the first thought that comes to mind should be the ...

As construction of the exterior of the Theodore Roosevelt Presidential Library nears completion, a towering achievement of ...

Whether installing new or looking to refresh an existing structure, understand the basic rules and building blocks of your ...

A beam-steering technique in narrow-wall slotted ridge waveguide at X-band is proposed. An array of inclined slots cut in the narrow wall of a rectangular ridge waveguide is employed. Beam steering is ...