February 28, 2026

Bridging the Gap: Real-World Coordination Challenges for Structural Engineers

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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HSS Connections

January 29, 2020

Updated HSS Tube Connection Design According to CSA S16-14/09

RISAConnection v11 now incorporates expanded support for HSS tube shapes...

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February 14, 2019

Updates to HSS Connections (Chapter K) according to AISC 15th Edition…

The most recent release of AISC 360-16 (15th Edition) includes changes to...

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February 14, 2019

What's New in RISAConnection v10

The release of RISAConnection v10 incorporates updates according to AISC...

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November 16, 2018

HSS Tube Moment Connections per CSA S16 now Available

Wide Flange beam to HSS Tube column moment connections can now be designed...

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November 15, 2018

HSS Tube Moment Connections per AISC 360 now Available

Wide Flange Beam to HSS Tube Column Moment Connections can now be designed...

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August 03, 2016

Use HSS Column & Beams in Brace Connections

RISAConnection v6 has added HSS tubes and pipes for Diagonal and Chevron...

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