Rectangular Concrete Column Calculator to AS3600:2018 (Amdt 1)

Easy to use online Rectangular Concrete Column software for Australian & New Zealand standards.


The ClearCalcs rectangular concrete column calculator to AS3600:2018 enables the easy and accurate design and analysis of concrete columns. With quick to interpret traffic light checks, and interactive column interaction diagrams, the concrete column calculator enables fast, accurate concrete design.

Key Sections in the Rectangular Concrete Column Calculator

  • Design Criteria
  • Longitudinal Reinforcement
  • Fitment Design
  • X-Axis Lateral Restrained Bar Geometry
  • Y-Axis Lateral Restrained Bar Geometry
  • Loads
  • Loads about Y-axis
  • Member Properties
  • Special Confinement Design (Simplified Calculation)
  • Unfactored Load Analysis
  • Load Case Analysis (AS1170.0)
  • Axial Capacity
  • X-axis: Pure Bending Capacity
  • X-axis: Combined Axial Load and Moment
  • X-axis: Interaction Diagram Decompression Point
  • X-axis: Interaction Diagram Balanced Failure Point
  • Y-axis: Pure Bending Capacity
  • Y-axis: Combined Axial Load and Moment
  • Y-axis: Interaction Diagram Decompression Point
  • Y-axis: Interaction Diagram Balanced Failure Point
  • Biaxial Bending Capacity
  • Column Interaction Diagram

What is ClearCalcs?

ClearCalcs is a cloud structural design and analysis software helping engineers and designers do their best work quickly. With a broad range of calculations available, streamline your calculations and checks and produce beautiful end reports.

Sign up today. No credit card required.

Experience the full power of ClearCalcs with a 14 day free trial and start being more productive.