Ouvrages Du Libron
Ouvrages du Libron ( en, Works of Libron) is a structure like no other on the Canal du Midi. It allows the Libron River, near Agde in south-west France, to traverse the Canal du Midi. At the point of intersection, the Libron is more or less at the same level as the Canal du Midi so a traditional aqueduct was not an option. The problem was further exacerbated by the Libron's propensity to flash flood up to twenty times a year. The problem was originally solved by the building of a pontoon aqueduct known as the ''Libron Raft'' which utilised a flush-decked barge to protect the canal channel in times of flooding. However, this was replaced by the present structure in 1855. History The Canal du Midi was opened in 1681, a year after the death of its designer and implementer Pierre-Paul Riquet. Between its opening and the creation of the Ouvrages du Libron, the Libron would periodically overflow and fill the canal with silt and debris. During periods of flooding, a special flush-wal ...
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