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Origin and history

The Grassegert Party Hall is a historic building in Wittelsheim, Upper Rhine, built during the 2nd quarter of the 20th century. It was built by the Société des Mines de Potasse d'Alsace (M.D.P.A.) from 1926 to serve as a cultural and social centre for the mining town Grassegert. This building, inspired by Polish noble houses, is distinguished by innovative technical arrangements for the time, such as a disbursement of the room, removable partitions and occultable zenithal lighting. It became a central place for workers' gatherings, especially during the major demonstrations of 1936.

The festive hall was listed as historic monuments by order of 30 June 1998, recognizing its heritage and social importance. It was restored in 1999. Located at 111 rue de Reiningue, it embodies the industrial and associative history of the Alsatian potassium basin, while remaining a place of memory for the local labour movement. Its architecture and equipment reflect the specific needs of a growing mining community.

Owned by the municipality of Wittelsheim, the Grassegert Festival Hall is a unique testimony of the social organization around the potash mines. Its historical role goes beyond the local context, illustrating the cultural and political dynamics of mining towns in the twentieth century. The protected elements include not only the building itself, but also its technical facilities, emphasizing its exceptional character in the French industrial heritage.

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