![]() |
Image-GoddenF43 Highway interchange structure. The long single concrete columns, supporting the torsionally stiff curved box girder can be considered as effectively fixed top and bottom depending on the boundary conditions of the girder. (Oakland, California) | |
![]() |
Image-GoddenF44 Liquid nitrogen container. This large, spherical container is supported at mid-height on a ring beam resting on a series of tubular steel columns. Note the X-bracing that resists both horizontal and rotational displacements of the container. Richmond is in a maximum intensity seismic zone. (Richmond, California) |