CheckWind AU
AS/NZS 1170.2 Wind Load Calculator
Click on the map to select a location
Structure Height (m)
Width (m)
Depth (m)
Building Shape
Rectangular
L-shaped
T-shaped
Courtyard
Tower (h/w > 5)
Low-rise (h < 3w and h < 3d)
Terrain Category
TC1 - Open water, flat coast
TC1.5 - Flat open terrain
TC2 - Open terrain, scattered obstructions
TC2.5 - Rough open terrain
TC3 - Terrain with many obstructions
TC4 - Large city centers
Importance Level
Level 1 - Low importance
Level 2 - Normal importance
Level 3 - High importance
Level 4 - Ultimate importance
Natural Frequency (Hz) - Optional
Damping Ratio (%)
Calculate Wind Parameters
Instructions:
1. Click on the map to select your site location
2. Enter building dimensions and parameters
3. Click "Calculate Wind Parameters"
4. Review comprehensive AS/NZS 1170.2 analysis