Column Design Calculator

Design columns with P-M interaction and slenderness analysis

ACI 318-19EIT 1008-38Slenderness & Capacity Ratio

Calculation results are decision-support tools. The design engineer must review and verify all results independently.

Unit System

Height (m)

Width (mm)

Depth (mm)

Major axis Lu (m)

Usually equal to beam-to-beam height

Minor axis Lu (m)

Resolved suite THAI_MR2566_EIT1008 — use caller-factored actions based on 1.4D + 1.7L (Thai Ministerial Regulation B.E. 2566).

Axial load (kN)

Moment X (kN·m)

Moment Y (kN·m)

Load components (D/L/W/E) — enables project load-combo envelopes

Service-level actions. Complete every row you start; leave an optional row blank when that category does not exist.

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Concrete

Steel

Design Method

Fill in the form on the left and click Calculate to see results