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”…

Read More

RISA-3D (20)

November 02, 2016

Basic Code Terms for Seismic Behavior and Why We Use Them

Seismic Forces are generated automatically using seismic parameters R,...

Read More
October 19, 2016

Instabilities in RISA-3D with Flexible Diaphragms

In a model that contains both RISAFloor and RISA-3D data it is possible to...

Read More
August 31, 2016

Why Do My Wide Flange Members Fail in the AISC 14th Edition Code?

In RISA-3D’s addition of the AISC 14th Edition code we added Section E4...

Read More
August 17, 2016

How Does RISA-3D Account for Torsional Warping?

Twisting of a member or frame induces torsional forces and stresses. This...

Read More
August 16, 2016

Why Can’t I See My RISASection Shapes in the Shape Database?

When using RISA Integration between RISASection and RISA-3D, RISA-2D...

Read More
March 26, 2016

Improved Wall Panel Results

Wall Panel Forces Spreadsheet The power of RISA is the easy to access...

Read More
March 18, 2016

How Do I Find A Failing Member in the Model?

You may find that when looking at the Code Check spreadsheet that a given...

Read More
March 10, 2016

Importing Recorded Seismic Ground Motions

The Pacific Earthquake Engineering Research center (PEER) has a large...

Read More
February 24, 2016

What are the Ramp Up/Coast Down Functions in Time History?

Ramp Up Function RISA allows you to define “Ramp Up Functions” to control...

Read More

Subscribe to Our Newsletter

Our monthly "Structural Moment" newsletter is the best way to keep up with RISA’s product updates, new releases, new features, training events, webinars and more...