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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Deflection

December 17, 2021

Automatic Calculation of Long-Term Load Factors in ADAPT-Builder

With the release of ADAPT-Builder v21, users now has the option to have...

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June 29, 2021

Batch Printing & Beam Deflection Ratio Checks Now Available in…

As our team is hard at work updating and improving RISACalc based on...

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June 28, 2018

A Deeper Understanding of Deflection and Member Deflection Ratios

There are many different types deflection values calculated by RISA-3D....

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June 21, 2018

Beam Deflection Ratio Options

RISA-3D v16.0.4 introduces an enhancement that will allow for more control...

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April 26, 2018

Long Term Deflection in RISAFloor ES

RISAFloor ES has the ability to check the Long Term Deflection with Creep...

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September 16, 2015

How RISA-3D Calculates Member Deflection Ratios

After solving a model, you will see in the Member Deflections spreadsheet...

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July 01, 2014

Viewing the Deflected Shape in RISAFloor

The deflected shape is really helpful to understanding your model’s...

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September 06, 2013

Why Are The Steel Beam Deflections So Large?

When solving a RISA-3D model with hot rolled steel members under the AISC...

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May 15, 2013

How can I find the deflection of plates?

Below is a model of a flat concrete slab made of plates. In order to...

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