K-12 : Thomas Hart Elementary School   1  2  3  4 Crosby Group provided structural analysis and design for an entire school campus that included unique architectural elements such as curved walls. The project required use of 1995 and 1998 CBC design considerations. We implemented cost-effective designs without compromising the architectural aesthetics of the project. Copyright © 2002-2005 The Crosby Group. All Rights Reserved. Design by Global 1 Design.