# Windmills D1-D4 (Thornton Bank)

- By: Hans Hillewaert
- Date: 29 September 2008
- Classification: Photograph
- Museum: [Wikimedia Commons](https://commons.wikimedia.org/wiki/File:Windmills_D1-D4_(Thornton_Bank).jpg)
- Rights: [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0)
- Picture: https://invisiblenetwork.ai/thumbs/commons/thumb/b/ba/Windmills_D1-D4_%28Thornton_Bank%29.jpg/1920px-Windmills_D1-D4_%28Thornton_Bank%29.jpg
- Who can see it: Kids profiles and older (museums give no ratings; placed by Invisible Network from the museum's own words)

Newly constructed windmills D4 (nearest) to D1 on the Thornton Bank, 28 km off shore, on the Belgian part of the North Sea. The windmills are 157 m (+TAW) high, 184 m above the sea bottom.

Vane length : 61.5 m

Rotor diameter: 126 m

Rotor area: 12.469 m2

Blades: manufactured by LM Wind Power (see here)

Turbines: 5 MW manufactured by REpower.