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  • Home
  • Getting Started
    • Introduction to MASS
    • Installation Guide
    • Activation Guide
    • Computer Requirements
    • Where to Get Help
    • What’s new in Version 4.2
      • Version History and Change Log
  • Getting to Know MASS
    • General Overview
    • Assemblage Modules
    • Creating a Project File
    • Adding, Renaming, and Removing
    • Saving a Project File
    • User Interface Overview
    • Design Steps
    • A Complete Design
    • Analysis
    • Printing
    • Masonry Self-Weight
    • Masonry Unit Database
  • Modules
    • Beams
      • Introduction
      • Design Steps
      • A Complete Design
      • Design Strategy
    • Out-of-Plane Walls
      • Introduction
      • Design Steps
      • A Complete Design
      • Loads Analysis Results
      • Design Strategy
      • P-M Interaction Diagram
    • Shear Walls
      • Introduction
      • Design Steps
      • Boundary Elements
      • A Complete Design
      • Load Analysis Results
      • Design Strategy
      • Element Deflection
      • Self-Weight
      • Interaction Diagram
    • Multi-Storey Shear Walls
      • Introduction
      • Design Steps
      • Design Strategy
      • Load Distribution
      • Drift
    • Shearline
      • Introduction
      • Design Steps
      • Load Distribution
      • Pier Generation
      • Design Strategy
  • FAQs
    • Technical FAQ
    • Excluded Features
    • Known Bugs
    • Additional Resources
  • Latest Updates
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    30 Jan
    Technical

    Conventional Construction Comprehensive Analysis Example

    • January 31, 2024
    • Posted by author-avatar Gurparam Kang
    • 0 comments
    Are you curious about how MASS conducts a detailed analysis of Conventional Construction walls through its Comprehensive Analysis metho...

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    29 Jan
    Technical

    Change Notification: Axial Load Limit for Conventional Construction Walls

    • January 31, 2024
    • Posted by author-avatar Gurparam Kang
    • 0 comments
    The axial load limit for a Conventional Construction shear wall with a seismic hazard exceeding 0.35, currently in MASS, complicates th...

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    29 Jan
    Announcements

    MASS Version 4.2 Release Notification

    • March 18, 2024
    • Posted by author-avatar Gurparam Kang
    • 0 comments
    Version 4.2 adds to the scope of what MASS is capable of handling We are very excited to announce this new release, available immediat...

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    10 Jan
    Software, Software Tips, Technical

    Deflection Check for Out-of-Plane Walls

    • January 30, 2023
    • Posted by author-avatar Gurparam Kang
    • 0 comments
    When designing out-of-plane cantilever walls subjected to lateral loads, the MASS software can be used to check the wall’s deflection a...

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    11 Jun
    Bug Notification, Technical

    Change Notification: Lambda Values for Beam Density and Shear

    • June 25, 2021
    • Posted by author-avatar Brad Crumb
    • 0 comments
    Deviating from the CSA Standards to better reflect practical design   While the existing implementation for MASS Versions 3.0 ...

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    21 Apr
    Bug Notification, Technical

    Bug Notification: Drift Values instead of Elastic Deflections used for Inelastic Rotational Demand

    • April 21, 2021
    • Posted by author-avatar Brad Crumb
    • 0 comments
    The current MASS approach in Version 4.0 means that linear elastic deflections are over-corrected in a way that largely overestimates d...

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    19 Apr
    Bug Notification, Technical

    Bug Notification: Seismic reinforcement spacings applied to all shear walls resisting an earthquake load

    • August 11, 2021
    • Posted by author-avatar Brad Crumb
    • 0 comments
    While most seismic requirements are triggered by the application of an earthquake load, MASS is too stringent on it's reinforcement spa...

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    09 Mar
    Bug Notification

    Notification: Seismic Shear Forces Amplification Change for Elements Above Critical Section

    • June 17, 2021
    • Posted by author-avatar Brad Crumb
    • 0 comments
    The storey-by-storey design approach currently in MASS can excessively amplify shear forces beyond expected results   In cases...

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    08 Feb
    Bug Notification

    Bug Notification: Non-Seismic Lateral Companion Loads Amplified for Seismic Effects

    • April 19, 2021
    • Posted by author-avatar Brad Crumb
    • 0 comments
    Be aware of this for shear wall designs resisting lateral earth pressures   In cases where a bug or other issue is found in th...

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    11 Nov
    Bug Notification, Troubleshooting

    Known Bugs in MASS

    • April 6, 2021
    • Posted by author-avatar Brad Crumb
    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 ...

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    30 Mar
    Bug Notification, Software, Troubleshooting

    MASS Bug Notification: Software Crashes Unexpectedly

    • March 30, 2020
    • Posted by author-avatar Brad Crumb
    Ever had MASS stop working while working on a design? You aren't alone! In any windows architecture application, there is a limit of 1...

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    14 May
    Licensing, Troubleshooting

    MASS Website and Activation Server Outage – Updated

    • January 6, 2021
    • Posted by author-avatar Brad Crumb
    Server migration issues have resulted in a (now restored) temporary outage for all MASS software renewals and license activation attemp...

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    12 Sep
    Bug Notification, Technical, Troubleshooting

    MASS Bug Notification: Critical buckling load overestimated for some reinforced walls under high axial load

    • January 6, 2021
    • Posted by author-avatar Brad Crumb
    Understanding the issue, when it can come up, and what can be done to account for it   This article originally was featured on...

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    06 Sep
    Troubleshooting

    What is the Difference Between “.masonry” and “.masonry14” Projects?

    • January 6, 2021
    • Posted by author-avatar Brad Crumb
    With the release of MASS Version 3.0 comes a new design standard as well as a new type of project file.   What's the differenc...

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    10 Apr
    Software Tips, Technical, Troubleshooting

    Masonry Beam Design: How to design beams with what might seem like less than the minimum reinforcement ratio

    • April 6, 2021
    • Posted by author-avatar Brad Crumb
    • 0 comments
    When a design seems like it might not meet minimum steel, all hope is not lost While there is no way around satisfying the minimum ste...

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    06 Mar
    Software Tips, Technical, Troubleshooting

    Why does MASS use unreinforced analysis for a design with reinforcement?

    • January 6, 2021
    • Posted by author-avatar Brad Crumb
    Adding steel to a wall design does not necessarily mean that the steel is being used. This article covers the basics on how to avoid a...

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    12 Jan
    Software Tips, Technical, Troubleshooting

    How to use MASS to Design Walls that Span Horizontally

    • January 11, 2021
    • Posted by author-avatar Brad Crumb
    Getting the most out of MASS is easy once you understand how to model your design within the software   This article originall...

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    17 Nov
    Software Tips, Technical, Troubleshooting

    Understanding the χ factor and how it can help with masonry beam design

    • January 6, 2021
    • Posted by author-avatar Brad Crumb
    • 0 comments
    Beam design can be tricky but understanding the factors at play makes it easy to design beams with masonry   This article orig...

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    11 Nov
    Software Tips, Technical, Troubleshooting

    Bars spaced at 200mm? Consider fully grouting your walls

    • January 6, 2021
    • Posted by author-avatar Brad Crumb
    • 0 comments
    MASS might be telling you to place a bar in every cell. Maybe you need that much steel... but what if you don't?   This articl...

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    Start typing to see posts you are looking for.
    • Home
    • Getting Started
      • Introduction to MASS
      • Installation Guide
      • Activation Guide
      • Computer Requirements
      • Where to Get Help
      • What’s new in Version 4.2
        • Version History and Change Log
    • Getting to Know MASS
      • General Overview
      • Assemblage Modules
      • Creating a Project File
      • Adding, Renaming, and Removing
      • Saving a Project File
      • User Interface Overview
      • Design Steps
      • A Complete Design
      • Analysis
      • Printing
      • Masonry Self-Weight
      • Masonry Unit Database
    • Modules
      • Beams
        • Introduction
        • Design Steps
        • A Complete Design
        • Design Strategy
      • Out-of-Plane Walls
        • Introduction
        • Design Steps
        • A Complete Design
        • Loads Analysis Results
        • Design Strategy
        • P-M Interaction Diagram
      • Shear Walls
        • Introduction
        • Design Steps
        • Boundary Elements
        • A Complete Design
        • Load Analysis Results
        • Design Strategy
        • Element Deflection
        • Self-Weight
        • Interaction Diagram
      • Multi-Storey Shear Walls
        • Introduction
        • Design Steps
        • Design Strategy
        • Load Distribution
        • Drift
      • Shearline
        • Introduction
        • Design Steps
        • Load Distribution
        • Pier Generation
        • Design Strategy
    • FAQs
      • Technical FAQ
      • Excluded Features
      • Known Bugs
      • Additional Resources
    • Latest Updates
    • Contact Us
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