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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News (3)

June 30, 2020

Cheng Song awarded SEAOSC Young Engineer of the Year

We are excited to announce that one of our own, Dr. Cheng Song PH.D, PE,...

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May 14, 2020

Video: Introducing RISACalc

The new RISACalc allows users to analyze single members (beams and...

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May 13, 2020

RISA Acquires ADAPT Corporation

RISA is excited to announce the acquisition of ADAPT Corporation. Over the...

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August 07, 2019

RISA Employees Volunteers at Second Harvest Food Bank

Last week, RISA employees spend two days volunteering at the Second...

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May 16, 2019

Pinned Beams in Semi-Rigid Diaphragms

When using semi-rigid diaphragms in a RISAFloor/RISA-3D model, it is...

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May 02, 2019

RISA Employees Participate in 5th Annual Run4Water 5k

RISA employees and their families recently participated in the 5th Annual...

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October 08, 2018

RISA Completes Office Renovation

RISA recently completed renovations to their Foothill Ranch, CA office....

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November 08, 2017

2018 IBC Coming Soon!

The International Code Council just released the 2018 International...

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April 12, 2017

Semi-Rigid Diaphragms now Available

RISAFloor now has the ability to model a Semi-Rigid, Rigid or Flexible...

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