How to Design Flexible Diaphragms in RISAFloor
September 14, 2010

How to Design Flexible Diaphragms in RISAFloor

When you model your building in RISAFloor, make sure that you define your slab edge as flexible. That will ensure that the entire contents of the diaphragm will use flexible behavior.

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How to Model a Building on a Hill
September 14, 2010

How to Model a Building on a Hill

When dealing with a sloping site, it is often necessary to step-down the bases of columns and walls along the length of a building. The example below illustrates how to model this in RISAFloor.

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How to Design Wood I-Joists with RISAFloor
August 26, 2010

How to Design Wood I-Joists with RISAFloor

RISAFloor has the capability to design wood I-Joists based on tables provided by the manufacturer, or provided by you. When modeling beams in RISAFloor, choose the Wood Product material, and choose a joist manufacturer from the shape group.

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Circular Slab Generation in RISAFoundation
July 30, 2010

Circular Slab Generation in RISAFoundation

RISAFoundation now has the ability to automatically generate a circular slab with just a few easy clicks. Using the generator the program will create the mat slab and tank loading all in one easy step. Go to the Insert menu and select "Circular Foundation".

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How to Model a Semi-Rigid Diaphragm in Standalone RISA-3D
July 29, 2010

How to Model a Semi-Rigid Diaphragm in Standalone RISA-3D

In standalone RISA-3D models (those not integrated from RISAFloor), Semi-Rigid diaphragms cannot be directly defined. Only the Rigid diaphragm type is available by default. To create a semi-rigid diaphragm in a standalone RISA-3D model, users must define plate elements manually. If you’re dealing...

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How Do Plates Connect to Members?
July 28, 2010

How Do Plates Connect to Members?

In order to understand the interaction between plates and members it is important that you know the basics of Physical Members and Plate Connectivity. Remember that plates only connect to other elements at their corners, and you will instantly recognize why the model below will not work as intended.

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