0021. Wood Column Calculation per CSA O86 (Canada). Calculation Sheet

Interactive calculation sheet for checking the strength, stability, and fire resistance of wood columns according to Canadian building codes (OBC 2012, CSA O86). A transparent calculator in the TechEditor environment.

This interactive calculation sheet is designed for structural engineers, designers, and architectural staff working with North American standards, as well as professors and students studying Timber Design.

Unlike static office documents, this solution functions as a dynamic calculation sheet and professional engineering calculator. Formulas are editable in real-time: simply change the parameters, and you will instantly see how the entire calculation responds.

The calculator allows you to evaluate the bearing capacity of wood columns under complex loading conditions. It is ideal for designing vertical elements in residential framing and other structures according to Canadian design codes.

Automated Checks & Analysis

This product automates routine checks and minimizes errors in timber framing design:

  • Engineering Check: Rapid verification of column section strength.
  • Fire Safety: A dedicated module for fire resistance calculations.
  • Design Optimization: Quick selection of optimal section sizes.

Features & Document Logic

The document is structured as an interactive worksheet with transparent logic:

  • Input Data: Enter loads, dimensions, and material properties.
  • Algorithm: The system automatically calculates design parameters according to the codes.
  • Visualization: All formulas are visible. You can track the calculation steps and see the Utilization Ratio in real-time.

Important: You can adapt the document to your specific needs — edit formulas, add diagrams, or change units of measurement. TechEditor handles unit conversion and dimensional consistency automatically, ensuring expressions are calculated correctly regardless of the units used.

Technical Specifications & Standards

  • Standards (Building Codes): Ontario Building Code (OBC) 2012, CSA O86.
  • File Format: .tec (TechEditor Project).
  • Document Language: English (Technical).
  • Output: On-screen view, report printing, PDF export.

How to Use This Solution

  1. Download and install TechEditor on your computer. (You must be registered on the Dystlab Store).
  2. Download this digital solution (.tec file).
  3. Open the file on your computer.
  4. Update the input data. Ensure all calculations in the document update automatically (if auto-calculation is disabled, press F5 to recalculate manually).

Download this calculation sheet

This product is available for PRO or EDU plan subscribers only.

Students and teachers of partner colleges / universities have full access. Read more

06.01.2026 ver. 13
- tested in TechEditor 5.5.4;

16.06.2024 ver. 12
- checkboxes "Face P1/P2 under fire" are replaced due to new checkbox format;
- tested in TE 3.6.13;

26.10.2023 ver. 11
- tested in TE 3.7.0;

10.08.2023 ver. 10
- functions min, max replaced on Min, Max;
- tested in TechEditor 3.6.4;

09.05.2023 ver. 9
- the formula for determining effective stiffness of the section EIe has been clarified (CSA O86-19, 10.6.2) - added moment of inertia of the web for asymmetric sections;
- added section "Fire resistance of large-cross-section wood elements" (CSA O86-19, Annex B);
- tested in TechEditor 3.4.4.1025;

01.12.2022 ver. 8
- structural panels (OSB/Plywood) support added;
- tested in TechEditor 3.0.4.967

27.11.2022 ver. 7
- tested in TechEditor 3.0.2.965

24.10.2022 ver. 6
- tested in TechEditor 3.0.0.931

05.07.2022 ver. 5
- ".." units replaced by {..};
- tested in TechEditor 2.2.1.893

29.06.2022 ver. 4
- added units of measurement;
- tested in TechEditor 2.2.0.883;

26.06.2022 ver. 3
- absolute value of the bending moment added: Mf=|..|

15.06.2022 ver. 2
- first release;

10.06.2022 ver. 1
- beta version;

Dystlab on 02-01-2026 01:40 PM
[en] Please share your impressions of this product. If you have any questions, join our Discord server or send us an email.
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[ua] Будь ласка, поділіться своїми враженнями про цей продукт. Якщо маєте питання, долучіться до нашого Discord-серверу або напишіть нам email.
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Dystlab on 02-01-2026 01:40 PM
[en] Please share your impressions of this product. If you have any questions, join our Discord server or send us an email.
---
[ua] Будь ласка, поділіться своїми враженнями про цей продукт. Якщо маєте питання, долучіться до нашого Discord-серверу або напишіть нам email.

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