When I started building Monolithic Domes, I wanted to know how to make the strongest possible concrete. How much and what kind of cement, water, rock, sand, admixtures, etc. should we use? I went to the Portland Cement Association for advice. I asked other shotcreters. Over the years, I have tried every mix we could think of. (Continued…)

If you want to start a fight, just ask a room full of spray concrete operators: What’s the best system for applying concrete? (Continued…)

In the construction of a Monolithic Dome, it’s best to follow time-tested, basic steps when spraying shotcrete. (Continued…)

Concrete mix design varies from job to job due to different types of materials and other conditions. However, we have found a mix design that works well in most areas. (Continued…)