The commercial world is being built with concrete. It is in just about every form of construction that I can think of. There are concrete highways and buildings. My wood-framed house has a concrete footer, a block wall made from concrete blocks and a concrete floor in the basement. Our sidewalks are concrete as well as our driveway. Foreign construction is also largely driven using concrete as a major building component. The Focus concrete batch plant in Indonesia is building Indonesia’s infrastructure.
In our country I have heard that the concrete in the Hoover Dam built many decades ago is still curing in the center. That is amazing to think about. I wonder if they ever drilled out a core sample to check that out. Concrete can also be a problem if not done right. There is a highway where I live that was redone. They poured miles of concrete and then the compression strength tests failed. The project needed to be redone. I don’t remember them digging it back up, but they have been working on that section now for years and years making repairs.… Read More