History of Concrete
The tallest reinforced concrete building was built in Chicago, Illinois. The 65story building is known only by its street address, 311 South Wacker Drive. 1999Polished Concrete. HTC, originally a Swedish company, introduced concrete polishing to the United States. The first installation in the US was a 40,000squarefoot warehouse floor for ...
![whatsapp](/images/whatsapp.png)