
October 30, 2020
Simpson Strong-Tie®Yield-Link® Moment Connection Available in RISA-3D
The release of RISA-3D Version 19 includes the introduction of Yield-Link® Moment Connections, developed in conjunction with Simpson Strong-Tie®.
RISACalc in the Field: A Case Study in Confidence and Convenience It was a typical Thursday morning for Emma Ruiz, PE, a structural engineer at a small consulting firm in Colorado. Her day started with a site visit to a rural school renovation—a project where her team was assessing whether a portion of the existing structure could support new rooftop HVAC units. The original framing plans were incomplete, and as Emma inspected the roof framing, it became clear that the contractor’s proposed unit placement didn’t line up with the assumed beam layout. A decision had to be made, and quickly—the rooftop unit was scheduled for delivery the following day. The Problem: Time-Sensitive Field Check Emma didn’t have time to return to the office to rebuild a full model or dig through spreadsheets for older framing checks. She needed to verify—on the spot—whether the existing W10x22 steel beam could support the new loads at the proposed spacing. The contractor waited, the facilities director asked for reassurance, and Emma pulled out her tablet. The Solution: RISACalc in Action Emma opened RISACalc, selected the beam design template, and input the beam size, span length, and newly calculated roof loads, including snow and equipment…
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The release of RISA-3D Version 19 includes the introduction of Yield-Link® Moment Connections, developed in conjunction with Simpson Strong-Tie®.
New to RISA-3D v19 and RISAFoundation v13 is the ability to apply up to 100 "Other Load" Categories. Previously users only had the ability to add up to 10 "Other Load" Categories. The expansion of "Other Load" Categories gives the user more flexibility to be able to apply and organize the loading...
New to RISAFloor and RISAFoundation is the ability to exclude results by selection. Excluding results from your model is useful when there are certain elements whose results aren’t of interest to you. Removing this clutter from the results will enable you to concentrate on the elements you are most...
The new ACI 318-19 concrete code has been implemented into RISA-3D v19, RISAFloor v15, RISAFoundation v13 and RISA-2D v19.
Cold-formed steel framing is a durable, reliable and cost-effective option for low-rise and mid-rise building projects. With the release of RISA-3D Version 19 and RISAFloor Version 15, cold formed steel (CFS) walls are now available for analysis and design. Walls that have been designated as...
In many cases, cold-formed steel channels are built-up as back-to-back profiles in order to add strength and stability. Previously, these sections (along with face-to-face profiles) could be specified in RISAFloor, but unlike in RISA-3D could not be designed. RISAFloor v15 now includes the ability...
RISAFloor now includes the ability for engineers to model with and design CJ-Series composite steel joists according to SJI 200-2015 and including the design of top/bottom chords, bridging, joist seat depth as well as headed stud size and spacing.
The ability to apply a scaling factor to an entire Basic Load Case in the Basic Load Case spreadsheet is now available in RISA-3D v19. These scaling factors give the user the flexibility and freedom to modify and manipulate the loading conditions in the model.
RISA-3D Version 19 now includes the ability to define the plate methodology of a material as orthotropic. In structural analysis and design, it may be useful to define plates or slabs that have different characteristics (stiffness) in the longitudinal and transverse directions. Doing so will result...
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