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Technical Solutions Archive

March 28, 2019

RISA-3D has two ways of automatically generating seismic-related Basic Load Categories (BLCs) which can be later referenced in the Load Combinations (LCs):   Creating seismic BLCs (ELX, ELZ, etc) from the Seismic Load Generator Creating seismic BLCs (SX, SZ, etc) from Response Spectra Analysis In addition to the automatic generated seismic loads, users can always […]

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Posted in Education, Technical Solutions | Comments Off on General Steps of Assigning Seismic Loads in RISA-3D

March 21, 2019

The Load Combinations for each region are contained in an XML file which can be opened and edited using a standard spreadsheet program. An example of one of these XML files is shown below: The name of the file itself becomes the name of the Load Combination Region that appears in the Load Combination Generator. […]

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Posted in Technical Solutions | Comments Off on Creating Custom Load Combinations in RISA-3D

February 14, 2019

The AISC 360-16 (15th edition) has added a new section (see page 9-14 through 9-17) that gives direction on how to check the out-of-plane loading on the webs of wide flange columns which are subject to axial and/or bending loads.  This applies to shear tabs, double angles and gusset plates attached to wide flange column […]

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Posted in Technical Solutions | Comments Off on Out of Plane Design Checks on Column Web Connections

February 14, 2019

The most recent release of AISC 360-16 (15th Edition) includes changes to connection design for rectangular HSS shapes with applied concentrated forces.  These changes are now included in RISAConnection v10. Prior to the release of the AISC 360-16 (15th Edition) the design of rectangular HSS shapes with concentrated forces was governed by Specification Section K2.3 […]

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Posted in Technical Solutions | Comments Off on Updates to HSS Connections (Chapter K) according to AISC 360-16

February 14, 2019

Connection design according to the new AISC 360-16 (15th Ed.) Steel Manual has now been implemented in RISAConnection. To select this code for your design, simply choose either LRFD or ASD from the Solution tab within the Global Project Settings. The addition of the new 15th Edition code, includes the following updates/changes from the previous […]

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Posted in Technical Solutions | Comments Off on AISC 360-16 (15th Ed.) Design Now Available in RISAConnection