): Calculated based on terrain category (from Category 0: Sea to Category IV: Urban). 3. Determine Pressure Coefficients ( Cpecap C sub p e end-sub Cpicap C sub p i end-sub ) Wind pressure is calculated for both external ( ) and internal ( ) surfaces. External ( Cpecap C sub p e end-sub
To verify your own calculations or a downloaded sheet, you can cross-reference with these step-by-step guides: wind load calculation excel sheet eurocode verified
vb=cdir⋅cseason⋅vb,0v sub b equals c sub d i r end-sub center dot c sub s e a s o n end-sub center dot v sub b comma 0 end-sub cdirc sub d i r end-sub : Directional factor. cseasonc sub s e a s o n end-sub : Seasonal factor. 2. Calculating Mean Wind Velocity ( The mean wind speed at a specific height ( ) accounts for the site's surroundings: Calculation of wind peak velocity pressure - Eurocode 1 ): Calculated based on terrain category (from Category
: A Free Lite version is available for download at YourSpreadsheets . External ( Cpecap C sub p e end-sub
| Cell | Parameter | Value / Input | Unit | Description | | :--- | :--- | :--- | :--- | :--- | | A10 | | 15.0 | m | Total height of the building | | A11 | Building Width (b) | 20.0 | m | Width perpendicular to wind | | A12 | Building Depth (d) | 30.0 | m | Depth parallel to wind | | A13 | Roof Type | Flat / Duopitch | - | Select roof type | | A14 | Roof Pitch Angle ($\alpha$) | 0 | degrees | 0 for flat roofs |
The foundation of the calculation starts with the fundamental value of basic wind velocity ( vb,0v sub b comma 0 end-sub