I recently had the opportunity to try out an innovative foundation system. As with many new building systems, I was eager to use it in the right situation, but reluctant to step outside the comfortable circle of my experience. In this case, the client was interested and excited about the option, and willing to try it. The system is a pre-fabricated, panelized foundation system called "Superior Walls." It was developed by Advanced Construction Technologies, Inc. (537 South Main St., Nazareth, PA 18064). The foundations are custom- made in a factory to your building's specs, and arrive at the site on a flat-bed truck with a crane to assist in assembly. It is purchased "assembled on site," so the only