Test Structure (IMAGE) University of Nebraska-Lincoln Caption ABC Group, a developer of disaster-resistant structures, built and tested a prototype structure using Nebraska-developed shielding concrete at its complex in Lakeland, Florida. Credit ABC Group LLC Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.