Covering of the Senne
Construction of the covering and tunnels The covering of the Senne (French: Voûtement de la Senne , Dutch: Overwelving van de Zenne ) was the covering and later diverting of the main river of Brussels, and the construction of public buildings and major boulevards in its place. It is one of the defining events in the history of Brussels. The Senne/Zenne (French/Dutch) was historically the main waterway of Brussels, but it became more polluted and less navigable as the city grew. By the second half of the 19th century, it had become a serious health hazard and was filled with pollution, garbage and decaying organic matter. It flooded frequently, inundating the lower town and the working class neighbourhoods which surrounded it. Numerous proposals were made to remedy this problem, and in 1865, the mayor of Brussels, Jules Anspach, selected a design by architect Léon Suys to cover the river and build a series of grand boulevards and public buildings. The project faced fierce oppo...