> ## Documentation Index
> Fetch the complete documentation index at: https://calcs.com/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Loads

> Wind, bushfire and seismic calculators for Australia and New Zealand.

<CardGroup cols={3}>
  <Card title="Wind Loads" icon="folder" href="/docs/calculators/au/wind-loads">
    Wind load and wind bracing calculators for Australia and New Zealand.
  </Card>
</CardGroup>

### Bushfire

<CardGroup cols={3}>
  <Card title="Calculate the Bushfire Attack Level to AS 3959:2018" icon="book" href="/docs/calculators/au/wind-loads/loadsBAL_AS3959-2018">
    Determine the Bushfire Attack Level (BAL) for a building site to AS 3959:2018, using the simplified or detailed method.
  </Card>

  <Card title="Estimate the Bushfire Attack Level with the Free Calculator" icon="flame" href="/docs/calculators/au/wind-loads/free-bal-calculator">
    What the free BAL calculator is for, and why a building permit needs a certified assessment.
  </Card>
</CardGroup>

### Seismic Loads

<CardGroup cols={3}>
  <Card title="Calculate Seismic Loads to AS 1170.4:2024" icon="wave-saw-tool" href="/docs/calculators/au/seismic-loads/seismicAnalysisAU">
    Use this calculator to perform simplified seismic analysis for housing and low-rise structures across Australia in compliance with AS 1170.4:2024.
  </Card>
</CardGroup>