Wind Load Calculation Excel Sheet Eurocode Jun 2026

The peak velocity pressure includes mean and short-term velocity fluctuations. It is calculated using the air density ( , typically ) and the turbulence intensity ( Ivcap I sub v

: Zones A, B, and C (suction zones on side walls), Zone D (windward pressure), and Zone E (leeward suction). Flat or Pitched Roofs : Zones F, G, H, and I. National Annex Customization

The dynamic energy of the wind is expressed as the peak velocity pressure ( wind load calculation excel sheet eurocode

The Eurocode provides a set of "alternative procedures, values, and classes" where a Nationally Determined Parameter (NDP) is required. An Excel sheet designed for general Eurocode use might include a selection list for the National Annex, which then automatically adjusts the wind map, recommended values, and other parameters. Failing to apply the correct National Annex will result in a non-compliant design for the structure's location.

), which changes based on the terrain. Below is the reference logic that must be coded via IF or IFS functions in Excel: Terrain Category Description zminz sub m i n end-sub Sea or coastal area exposed to the open sea I Lakes or area with negligible vegetation II Area with low vegetation and isolated obstacles III Areas with regular vegetation or buildings IV The peak velocity pressure includes mean and short-term

To build a functional sheet, you must follow these sequential steps outlined in the Eurocode: Determine Basic Wind Velocity (

Where:

For ( z_min \leq z \leq 200 , m ):

w=qp(ze)⋅cpe−qp(zi)⋅cpiw equals q sub p open paren z sub e close paren center dot c sub p e end-sub minus q sub p open paren z sub i close paren center dot c sub p i end-sub The total wind force ( Fwcap F sub w National Annex Customization The dynamic energy of the