1. It all begins at the prestressed concrete plant. 2. This is called a prestressing strand. Made of high strength steel, it will soon be embedded in concrete. 3. The prestressing strand is stretched ...

From the looks of the average driveway or sidewalk, it may seem as though concrete is just destined to crack. But if concrete is so prone to cracking, how are we able to use it in so many high-stress ...

The steel skeleton-frame structure with suspended prestressed concrete floor slabs has neither a roof nor an insulated outer skin. The ground floor is enclosed simply within a steel grid. The upper ...

Post tensioning is used widely in bridges, elevated slabs (parking structures and residential or commercial buildings), residential foundations, walls, and columns. The system has a number of benefits ...

New U.S. antidumping (“AD”) and countervailing duty (“CVD”) petitions were filed on April 16, 2020 by Insteel Wire Products Company, Sumiden Wire Products Corporation, and Wire Mesh Corporation ...