Latest Software Blog Posts
Bug Notification: Non-Seismic Lateral Companion Loads Amplified for Seismic Effects
Be aware of this for shear wall designs resisting lateral earth pressures
In cases where a bug or other issue is found in th...
Version 4.0 Feature Spotlight: Ductility Verification
Moderately Ductile and Ductile shear walls can now be designed within MASS to satisfy the ductility verification (required by CSA S304-...
Version 4.0 Feature Spotlight: Simplified National Building Code Seismic Design
Added to the 2015 National Building Code of Canada is a new design pathway that can be used for areas with very low seismic hazard leve...
Bug Notification: Out-of-Plane Shear Resistance checked only at location of maximum shear
While not always calculated at the critical location of a wall, out-of-plane walls are typically governed by flexure.
In cas...
Known Bugs in MASS
Bugs are found from time to time and in our effort to be trustworthy and transparent, they are posted here as well as appearing on the ...
MASS Version 4.0 is now available – adds multi-storey design and more earthquake design options
Version 4.0 adds to the scope of what MASS is capable of handling
It's real, and it's spectacular! We are very excited to anno...
MASS Version 4.0 Release Notification
Version 4.0 adds to the scope of what MASS is capable of handling
It's real, and it's spectacular! We are very excited to anno...
Version 4.0 Feature Spotlight: Online Activation Restored!
Oh yes we did! The title speaks for itself and engineers (or their I.T. professionals) everywhere rejoice
Due to some behind the scene...
Why doesn’t MASS consider Type 6 Structural Irregularities?
With MASS Version 4.0 moving into Multi-Storey Shear Wall design, why doesn't the software check for something that seems squarely with...
Failed the Ductility Verification? How to Pick a Higher εmu, the Maximum Compressive Strain
The addition of boundary elements to MASS Version 4 (as well as CSA S304-14) means that failing a ductility verification is not the end...