Timber Beam Calculator to AS 1720.1:2010 (Amdt 3)

Easy to use online Timber Beam software for Australian & New Zealand standards.


The easy to use online ClearCalcs Timber Beam Calculator enables you to do quick and powerful design and analysis for simple and continuous timber beams, with unlimited supports and loads. Choose from our library of thousands of common timber sections, or create your own and get instant results with our easy to understand traffic light checks for moment, deflection, and shear.

Presets Available

Presets enable you to quickly design a wide range of different calculation types using smart, prefilled settings to save time.

  • Generic Beam
  • Rafter
  • Roof Bearer
  • Underpurlin
  • Strutting / Counter-Strutting Beam
  • Verandah Beam
  • Hanging Beam
  • Ceiling Joist
  • Roof Lintel
  • Wind Beam
  • Floor Joist
  • Floor Bearer
  • Floor Lintel
  • Retaining Wall Sleeper

Key Sections in the Timber Beam Calculator

  • Design Criteria
  • Loads (AS1170.x)
  • Line Loads
  • Wind Loads
  • Member Properties
  • Modification Factors (AS1720.1, Cl 2.4)
  • Load Case Analysis (AS1170.0)
  • Strength Load Case Analysis with Constant Capacity
  • Unfactored Load Analysis (AS1170.0)
  • Bearing Capacity (AS 1720.1:2010, Cl 3.2.6)
  • Deflection Analysis

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.

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