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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...

    Continue reading

    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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    Tag Archives: Shear Walls

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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...

    Continue reading

    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...

    Continue reading

    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...

    Continue reading

    01 Apr
    Technical

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

    • April 23, 2021
    • Posted by author-avatar Brad Crumb
    • 1 comment
    Explaining these clauses and how they are applied   Questions about the seismic effects on shear resistance? Click here for a ...

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    09 Jan
    Technical

    Slab Assumptions in Multi-Storey Shear Wall Design

    • January 9, 2020
    • Posted by author-avatar 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...

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    13 Nov
    Technical

    Full Multi-Storey Design Process Diagram for the high achievers out there

    • November 13, 2019
    • Posted by author-avatar Brad Crumb
    • 0 comments
    Nerd Alert: This isn't need to know information but may be useful for someone out there who is digging into the MASS Multi-Storey Shear...

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    10 Nov
    Software Tips, Technical

    What is the Difference Between Fixed and Cantilever Pier Designations in a Shearline?

    • January 6, 2021
    • Posted by author-avatar Brad Crumb
    When designing a Shearline using MASS, the software relies on you to determine how the wall behaves   This article originally ...

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    03 Nov
    Software Tips, Technical

    How to model individual storeys of a multi-storey shear wall within MASS

    • January 6, 2021
    • Posted by author-avatar Brad Crumb
    In the absence of a true multi-storey MASS module (Update: added in V4.0), there are steps that can be taken to use MASS effectively fo...

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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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    • 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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