The specifications can for troweling the shotcrete surface. Does this mean producing a steel trowel finish like that on a concrete floor? Read more
A company is planning to design and build a structure that must be so free of magnetic effects that ordinary steel reinforcement cannot be used. Are there any nonferrous metals or other materials that can be used as reinforcement? Read more
We would prefer to put in a concrete parking lot rather than asphalt but pnces in our area suggest that we cannot afford it unless we can cut the pavement thickness to 3 1/2 inches. Are concrete pavements this thin permissible for parking lots? Read more