Initial store plan 1677 (≈ 1677)
Designed according to a dated plan
4e quart XVIIe siècle
Construction
Construction 4e quart XVIIe siècle (≈ 1787)
Period of actual implementation
1988
Demolition threat
Demolition threat 1988 (≈ 1988)
Risk of destruction avoided
27 avril 1990
Registration MH
Registration MH 27 avril 1990 (≈ 1990)
Official protection of the monument
Aujourd'hui
Aujourd'hui
Aujourd'hui Aujourd'hui (≈ 2025)
Position de référence.
Heritage classified
17th century powder shop and remains of the protective wall built south of the building (Box BC 497, 498): inscription by order of 27 April 1990
Key figures
Sébastien Le Prestre de Vauban - Military engineer
Manufacturer of the powder shop
Origin and history
The powder shop in Saint-Omer, also known as Rossendael's store, was built in the 4th quarter of the 17th century according to a plan dated 1677. This military building, designed by Sébastien Le Prestre de Vauban, a renowned engineer, survived the massive demolitions of the 19th century. However, it was threatened with destruction in 1988 before it was protected by an inscription in the Historical Monuments in 1990.
The powder shop, located at 39 boulevard de Strasbourg and 8 rue Hector-Piers, is part of the communal heritage of Saint-Omer (Pas-de-Calais). It is accompanied by the remains of a protective wall built south of the building. Its architecture reflects the military techniques of the time, adapted to the secure storage of explosives. Despite approximate GPS coordinates (estimated at 6/10), its location remains a testament to the defensive history of the region.
Owned by the commune, this monument illustrates the heritage of Vauban in the Hauts-de-France. Although its current use (visits, rental, etc.) is not specified in the sources, its registration in 1990 highlights its heritage importance. The data available are mainly from the Monumentum database and the Merimée archives, confirming its status as a protected building.
