1 min read
Why does my slab deflection increase using ACI 318-19?
Since the release of RISAFloor v15 and ADAPT-Builder v20, both which include the latest update to the ACI code (ACI 318-19), some customers have...
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Deflection
2 min read
Automatic Calculation of Long-Term Load Factors in ADAPT-Builder
Admin: Dec 17, 2021 12:00:00 AM
With the release of ADAPT-Builder v21, users now has the option to have the program automatically calculate long-term load factors using two...
Batch Printing & Beam Deflection Ratio Checks Now Available in…
Admin: Jun 29, 2021 12:00:00 AM
As our team is hard at work updating and improving RISACalc based on customer feedback and requests. This latest release (Version 2.1) now includes...
1 min read
Beam Deflection Ratio Options
Admin: Jun 21, 2018 12:00:00 AM
RISA-3D v16.0.4 introduces an enhancement that will allow for more control over the beam deflection ratio through Deflection Ratio Options. As part...
Long Term Deflection in RISAFloor ES
Admin: Apr 26, 2018 12:00:00 AM
RISAFloor ES has the ability to check the Long Term Deflection with Creep and Shrinkage. The program uses an iterative method to adjust the plate...
1 min read
How RISA-3D Calculates Member Deflection Ratios
After solving a model, you will see in the Member Deflections spreadsheet the following deflection ratios:
Viewing the Deflected Shape in RISAFloor
Admin: Jul 1, 2014 12:00:00 AM
The deflected shape is really helpful to understanding your model’s behavior.
1 min read
Why Are The Steel Beam Deflections So Large?
Admin: Sep 6, 2013 12:00:00 AM
When solving a RISA-3D model with hot rolled steel members under the AISC 360-05 (13th Edition), AISC 360-10 (14th Edition) or AISC 360-16 (15th...
1 min read
How can I find the deflection of plates?
Admin: May 15, 2013 12:00:00 AM
Below is a model of a flat concrete slab made of plates. In order to ensure adequate serviceability of the slab, you may need to check the deflection...