Column Calculator

The outputs of the Quick Design calculator include the minimum and maximum shear forces, minimum and maximum moments, and displacement in both X and Y directions and is calculated using the following inputs:

Column Properties:

• Young’s Modulus (E)
• Moment of Inertia (I_y)
• Moment of Inertia (I_z)
• Column Length (L)
• Bottom Support
• Top Support

Columns in structures are subjected to different types of loads, which influence their behavior and structural performance. The primary types of loads include:

• Axial Loads: Forces applied along the column’s longitudinal axis, either in compression (pushing) or tension (pulling). These are the most common loads for vertical columns.
• Lateral Loads: Forces applied perpendicular to the column’s longitudinal axis, such as wind, seismic activity, or horizontal pressure. Lateral loads cause bending in the column and affect stability.
• Eccentric Loads: Loads whose line of action does not pass through the centroid of the column’s cross-section, producing both axial and bending stresses.
• Combined Loads: Columns often experience a combination of axial, lateral, and eccentric loads. Evaluating combined loading is essential to ensure safety and prevent failure modes like buckling or excessive deflection.

Understanding these load types helps engineers select appropriate column sizes, materials, and support conditions for safe structural performance.

The bending moment of the column diagram displays both the minimum and maximum moment values based on the inputs provided and illustrates how the bending moment value varies along the length of the column under different column properties and applied loads. Through graphically depicting these bending moment values, engineers are able to capture critical points such as the minimum and maximum bending moments, as well as areas and regions where the bending moment significantly changes. This diagram serves as a crucial tool to help engineers understand the structural behavior of the column at different points, and ensure stability and safety.

If you want to gain a deeper understanding of the bending moment of the column diagram and understand the column calculations and steps to create this diagram, then SkyCiv has a detailed tutorial on ‘What is Bending Moment?‘ to get you started.

The column displacement diagram displays both the displacement X and displacement Y values based on the inputs provided and illustrates how the displacement value varies along the length of the column under different column properties and applied loads. By plotting the displacements along the column length, engineers are able to visualize how the column deflects at various points and identify critical positions such as maximum or minimum displacement and assess the stability of the column or structure. In structural engineering, all columns experience deformations when subjected to loads and this diagram provides a valuable tool to understand the column behavior, allowing engineers to accommodate deformations and ensure stability and safety.

• Column Buckling Calculator
• Stiffness Matric Calculator
• Young’s Modulus Calculator
• Poisson’s Ratio Calculator
• Flooring Joist Span Calculator
• Concrete Column Calculator

As well as our column calculator SkyCiv offers a wide range of Cloud Structural Analysis and Design Software for engineers. As a constantly evolving tech company, we’re committed to innovating and challenging existing workflows to save engineers time in their work processes and designs.