Column Design Calculator
Reinforced concrete column design calculator compliant with AS 3600 standards. Calculate load capacity, reinforcement requirements, slenderness effects, and perform safety checks.
High Complexity
PDF Report Available
Column Geometry
Define column dimensions and structural details
mm
Smaller dimension
mm
Larger dimension
m
Floor to floor height
m
Buckling length (k × height)
Material Properties
Concrete and steel specifications
mm
Auto-filled from exposure condition
Design Loads
Applied forces and moments on the column
kN
Compression positive
kN.m
About strong axis
kN.m
About weak axis
Shear Design (Optional)
Link reinforcement specifications
Shear reinforcement
mm
Typical: 150-300mm
Standards & Compliance
- •AS 3600-2018 - Concrete Structures
- •AS/NZS 4671 - Steel reinforcing materials
- •AS 3700 - Masonry structures
- •AS/NZS 1170 - Structural design actions
- •Mauritius Building Code compliance
Assumptions
- •Short-term loading conditions
- •Normal weight concrete properties
- •Deformed reinforcing bars
- •Standard construction tolerances
- •No sustained lateral loads
- •Braced frame behavior
Limitations
- •Preliminary design only - detailed analysis required
- •Simplified interaction relationships used
- •Standard exposure conditions only
- •Professional verification mandatory
- •Complex loading requires specialized analysis
- •Fire design not included
Professional Disclaimer
This calculator provides estimates based on standard engineering principles. For critical projects, always consult with a qualified professional engineer. Results should be verified independently before use in actual construction.