Calcs.com

Timber Bolt (AS 1720.1)

Easily design and analyse timber bolt connections with the ClearCalcs Timber Bolt Calculator to AS 1720.1:2010. The calculator assumes bolt patterns subject to direct shear, in-plane moment, or tension. Detailing requirements including clause 4.4.4 modifications are to be checked separately.

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Frustration to flow

See how Calcs.com transforms structural calculations from a tedious, error-prone chore into an efficient, stress-free process.

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With spreadsheets and clunky software

Frustration, fuss, and fragile formulas.
The old way of engineering that holds you back.

  • Struggle with endless spreadsheets and custom formulas.
  • Building codes change, but outdated software and spreadsheets don't.
  • Triple-check and verify manual input at every turn.
  • Old software feels like a maze, with unclear settings, limited templates, and rigid interfaces.
ClearCalcs calculator interface

With Calcs.com

Effortless, efficient engineering calculations at your fingertips.

  • 100+ pre-built calculators for different materials.
  • Every calculation complies with the latest codes and standards.
  • Forget the worry of "black box" calculations; verify calculators with inline formulas, codes, and checks.
  • Intuitive tools built to your workflow, plus unmatched customer support.

Engineering work deserves better than black boxes and fragmented tools

Join thousands of engineers who make decisions they can verify, trust, and defend. Start with a free trial: no installation, no credit card required.