Moulin à vent, located in Offekerque (Pas-de-Calais), is a Renaissance château built in the 16th century. The monument is currently closed to visitors.
A sentinel of brick and wood perched on the Flemish polders of Offekerque, this listed flour mill embodies the hydraulic and milling genius of maritime Flanders in the Pas-de-Calais region.
In the heart of the Audomarois marshlands and the open plains of the Calaisis region, the Offekerque windmill stands like an immutable landmark in a landscape of hedged farmland and watergangs. This flour mill, listed as a Historic Monument since 1977, belongs to the family of tower mills that still dot the skyline of the Hauts-de-France region, silent witnesses to a centuries-old agrarian economy based on wheat growing and cereal processing. What sets this mill apart from the many others that dot the Flemish plain is its particularly distinctive siting: standing on an artificial hillock - the "terp" or "motteke" according to local tradition - it benefits from maximum exposure to the prevailing south-westerly winds, so common on this coast between Flanders and Artois. Its massive silhouette, topped by a revolving, adjustable roof, symbolises the perfect adaptation of popular engineering to the natural constraints of the region. To visit this mill is to immerse yourself in a world of creaking wood, sandstone millstones and oak gears. The interior, arranged over several levels linked by steep ladders, reveals all the mechanical complexity of a production tool that has nothing to envy of the great industrial machines: spinning wheel, lantern, vertical shaft, running millstones... each part plays a precise role in the transformation of grain into flour. The surrounding area adds to the appeal of the site: the wet meadows of the Hem plain, the silhouettes of the Flemish church towers on the horizon, and the proximity of the Marais de Guînes and the capes of the Côte d'Opale make Offekerque a choice stop-off for anyone travelling through the Pas-de-Calais in search of authenticity. This mill is not a static setting: it's part of a living milling tradition that a handful of enthusiasts are working hard to keep alive.
The Offekerque mill is a tower mill with a rotating cap (or "upper pivot tower mill"), the dominant architectural type in maritime Flanders and the Calais region. The fixed body is a cylindrical or slightly frustoconical tower built from local clay bricks, a material that is ubiquitous in a region that has no quarried limestone but is home to numerous brickworks. The thick walls - often more than 80 centimetres at the base - guarantee both structural solidity under the pressure of the wings and the thermal insulation needed to keep the flour in good condition. The cap, the only movable part of the mill, is an oak frame clad in planks or shingles, facing into the wind by means of a rudder or winch system. The four wings, with a span of up to 20 to 25 metres from end to end, are mounted on a slightly inclined hardwood shaft. The traditional sail - canvas stretched over a framework of slats - has often been replaced over the course of restorations by blinds with adjustable slats, a more modern system that appeared in the 18th century. Inside, organised over three or four levels, the lower floor houses the sandstone millstones (often imported from the Paris region or the Netherlands), the middle level houses the wooden wheel with teeth and the lantern that transmit the rotation of the horizontal axis to the vertical millstones, while the upper level is reserved for the main transmission mechanism and the arrival of the sacks of grain hoisted by a freight lift powered by the same wind energy. This interlocking set of mechanisms, made entirely of wood in the earliest versions, constitutes one of the most sophisticated pre-industrial mechanical assemblies of the pre-machining era.
Moulin à vent is located in Offekerque, Pas-de-Calais department, Hauts-de-France region, France.
Moulin à vent dates back to a period built during the Renaissance (16th century).
Moulin à vent is currently closed to visitors.