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September 13, 2017

In RISAFoundation v9, you can add a vertical offset for slabs or beams.  Traditionally, RISA uses centerline analysis which aligns all elements at their centerline.  This is a common structural analysis assumption as the loads will get transferred to the centerline even if there is difference in the sizes. In certain circumstances, it becomes necessary […]

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February 11, 2016

Construction joints involving shear keys or dowels are common practice for slab-on-grade and mat foundations. Examples of this detail are shown below: When two different slab elements touch each other in RISAFoundation they are assumed to have a full moment connection, as though they were placed monolithically. However, it is easy to specify a pinned […]

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Posted in Technical Solutions | Comments Off on How Can I Model Slabs that are Pinned to Each Other?