Use RISA to Consider Bi-Directional (Quartering) Wind Loading
RISA-3D automatically considers the complex wind combinations required by...
Structural engineering isn’t just about calculations—it’s about making assumptions explicit, validating them against the built environment, and translating loads into actionable design decisions. Even perfect analysis won’t prevent problems if coordination fails. Here are four real-world cases that illustrate the challenges and solutions that practicing engineers face daily. Architect Coordination – “The Wall Section That Didn’t Exist” Project: Multi-story mixed-use building Challenge: The architectural drawings specified a wall section that was shallower than required for structural framing. Technical Issue: The structural model indicated that full lateral loads required a thicker wall cavity to properly anchor the framing. If built per the architectural drawings, the wall would have created clearance issues and compromised the lateral load path. Solution & Workflow: Compared architectural sections to the structural model in 3D. Highlighted discrepancies in the model and prepared annotated visuals. Shared a clear summary with the architect outlining why the wall depth needed adjustment. Outcome: The architect revised the wall section prior to construction. No field conflicts occurred, and the project stayed on schedule. Engineering Lesson: Always validate architectural assumptions against your structural model. Small dimensional mismatches can create drift, clearance, or lateral capacity problems. Contractor Coordination – “The Footing That Wasn’t There”…
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RISA-3D automatically considers the complex wind combinations required by...
RISAFloor is capable of automatically generating the wind loads on sloped...
In standalone RISA-3D models (those not integrated from RISAFloor),...
In order to understand the interaction between plates and members it is...
In RISA-3D and RISAFloor, the entire NDS species list is available as well...
To best understand how plates interact with each other you must first...
When you have a deep column, it is necessary to model the beam so that it...
There are four different values for Unbraced lengths in RISA-3D, RISA-2D...
Members (beams, columns, braces, etc.) are defined in RISA by an I-Node...
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