Precast stairs are special because they are build in the manufacture sites, not on the construction site where they will stand. The differences between these and the regular stairs are eminent. Generally, these stairs are easier to install and settle. Also, you can choose from variety of risers, landing and threads, all with purpose to make them right for you. Furthermore, they are built in one piece and are more resistant. In the later years, these stairs and this way of making them is getting more and more popular and acknowledged as more safe and more profitable.
Precast Stairs Almost Ready for the Final Stage
See the stages on the pictures below. If you want more information, click the link below.