StonemontQC is a tightly integrated application that allows users to manage all aspects of aggregate, asphalt, and concrete quality control mix design information. This aggregate data is then available for use in asphalt and concrete mix design development and aggregate plant flow modeling.
Stacked stone spheres and garden sculptures, by Devin Devine.. I should maybe also add that using the above system I have never once had a single flagstone patio fail. Okay, maybe one stone with some minor settling—fixable in a few minutes (and rare, very rare that ever happens) but never any major problems.