Panels are approximately 10 feet long. The seams in between the panels are filled with a flexible polyurethane seal. There are shear connectors. I called the local building inspector and asked him on the history of this system in the area. He reported that they have been installing these walls...
Please forgive my ignorance on the subject matter, and if this is not the proper arena for this neophyte type question, but I am a ChemE seriously outside his area of expertise. I am about to purchase a home with a "superior walls" precast foundations system. I have done my research on the web...