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Technical

13 Apr

Technical

Why are different envelope curves plotted for the same Group?

May 12, 2020
Posted by Brad Crumb
0 comments

For the most part, there is one envelope curve shared between storeys with the same cross section... with one exception! We ...

13 Apr

Technical

Why ISN’T the Factored Shear Force Scaled up for a Seismic Design?

May 12, 2020
Posted by Brad Crumb
0 comments

While you might not have expected it, MASS has it's reasons for leaving your factored shear alone - even with earthquake loads applied ...

07 Apr

Technical

Why is masonry shear resistance reduced for seismic effects in a shear wall design?

May 12, 2020
Posted by Brad Crumb
0 comments

When Shear Resistance is Reduced, Have No Fear! Seeing the masonry component of a shear wall's shear resistance is a part of everyday ...

01 Apr

Technical

Bonus Post: What happens when you treat a Multi-Storey Design as an Element when Increasing Factored in-Plane Shear ?

May 12, 2020
Posted by Brad Crumb
0 comments

Does changing the analysis method effect the final results? The process shown here is how MASS internally performs the analy...

01 Apr

Technical

Checking Vf,seismic for a Shear Wall Element

May 12, 2020
Posted by Brad Crumb
0 comments

Taking seismic effects into account in MASS can be confusing. Seeing factored shear forces scaled up by over 100% in some cases may see...

01 Apr

Technical

Why is the Factored Shear Force Scaled Up for Seismic Considerations on a Shear Wall Design?

April 23, 2021
Posted by Brad Crumb
1 comment

Explaining these clauses and how they are applied Questions about the seismic effects on shear resistance? Click here for a ...

01 Apr

Technical

Checking Vf,seismic for a Multi-Storey Shear Wall

May 12, 2020
Posted by Brad Crumb
0 comments

Taking seismic effects into account in MASS can be confusing. Seeing factored shear forces scaled up by over 100% in some cases may see...

30 Mar

Bug Notification, Software, Technical

MASS Bug Notification: Maximum Allowable Axial Load Overestimated for some Shear Walls with Fully Grouted Flanges

February 8, 2021
Posted by Brad Crumb

Understanding the issue, when it can come up, and what can be done to account for it When software bugs are found, notifications are p...

09 Jan

Technical

Slab Assumptions in Multi-Storey Shear Wall Design

January 9, 2020
Posted by Brad Crumb
1 comment

MASS does not design floor slab systems but allows for them to be modeled within Multi-Storey Shear Walls for the software to design th...

06 Jan

Software Tips, Technical

Protip: Use the Multi-Storey Shear Wall Module to Design… Single Storey Shear Walls?

January 8, 2020
Posted by Brad Crumb
2 comments

Yes, you did read that right! The Multi-Storey module can be used to break a single storey design into multiple shear wall elements. &...

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Version 4.0 Feature Spotlight: Ductility Verification

Version 4.0 Feature Spotlight: Simplified National Building Code Seismic Design

Bug Notification: Out-of-Plane Shear Resistance checked only at location of maximum shear

Known Bugs in MASS

MASS Version 4.0 is now available – adds multi-storey design and more earthquake design options

MASS Version 4.0 Release Notification

Version 4.0 Feature Spotlight: Online Activation Restored!

Why doesn’t MASS consider Type 6 Structural Irregularities?

Failed the Ductility Verification? How to Pick a Higher εmu, the Maximum Compressive Strain

Technical

Why are different envelope curves plotted for the same Group?

Why ISN’T the Factored Shear Force Scaled up for a Seismic Design?

Why is masonry shear resistance reduced for seismic effects in a shear wall design?

Bonus Post: What happens when you treat a Multi-Storey Design as an Element when Increasing Factored in-Plane Shear ?

Checking Vf,seismic for a Shear Wall Element

Why is the Factored Shear Force Scaled Up for Seismic Considerations on a Shear Wall Design?

Checking Vf,seismic for a Multi-Storey Shear Wall

MASS Bug Notification: Maximum Allowable Axial Load Overestimated for some Shear Walls with Fully Grouted Flanges

Slab Assumptions in Multi-Storey Shear Wall Design

Protip: Use the Multi-Storey Shear Wall Module to Design… Single Storey Shear Walls?

Sign up for Updates today