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Column Interaction Diagram
P–M interaction diagram of a rectangular RCC column and check of factored loads.
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About this calculator
Enter the section, bars and loads.
How it's calculated
- Strain compatibility, εcu = 0.003
Results are calculated from the values you enter using standard formulas. Download the PDF to keep a record. For certified testing, design or construction, talk to our engineers.
Cite this tool
Kataria Engineering & Consultancy Services (2026). Column Interaction Diagram [online calculator]. https://katariaengineering.com/tools/column-interaction-diagram.html
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