Aimé Bonna

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Aimé Bonna

Aimé Bonna (born February 15, 1855 in Anor , Département Nord , † November 18, 1930 in Achères , Yvelines ) was a French engineer and entrepreneur. He became known as the inventor of reinforced concrete pipes.

biography

Reinforced concrete pipes

Aimé Bonna patented a process in 1893 to compete with traditional cast iron pipes or sheet metal pipes. This was a pipe that consisted of a steel pipe (sheet metal core) that was coated with concrete on the inside and a reinforced concrete structure on the outside. The diameters ranged from 400 mm to 3200 mm.

He founded his own company outside Paris, which manufactured pipes in the cities of Achères and Conflans-Sainte-Honorine (in the village of Ambleville and on the former île au bac ) for the wastewater treatment project in Paris under the direction of the engineer Georges Bechmann.

The main artery of the network to be built consisted of a 5 km long underground sewer pipe with a 3 m diameter that flowed from Clichy to Triel-sur-Seine the Seine near Gennevilliers and finally on the Massif de l'Hautil near Conflans-Sainte-Honorine into the Oise . The sewage was channeled over the fields of Achères and crossed the Seine at Herblay , Pierrelaye and Méry-sur-Oise , Carrières-sous-Poissy and Triel-sur-Seine.

Between 1894 and 1924 his company produced and installed around 300 kilometers of pipes for the city of Paris alone, including those that irrigated the agricultural park of the Achères plain. It did not limit itself to supplying Paris and also sold its products in the province and abroad (Belgium, Great Britain, Spain).

Parc agricole d'Achères with the Decauville train

Lutèce , 0-4-2 T- Decauville -Locomotive N ° 159 from 1892, ex Tramway de Pithiviers à Toury , in the Agricultural Park of Achères.

Aimé Bonna also took part in the other project run by the city of Paris: he bought 800 hectares of land on the Achères plain, on which he grew sugar beets for alcohol production. In 1896 he founded a refinery and distillery called "La Lutèce". It was located on the current site of the Bonna-Sabla company in the village of Ambleville and has since been demolished. In order to ensure the transport of the production, he built between the plain of Achères and the train station Gare d'Achères - Grand Cormier (fr) a Decauville Bahn on which the sugar with the Tramway de Pithiviers à Toury originating 0- 4-2T Decauville locomotive N ° 159 from 1892 were transported.

Fromainville English Garden

Four-wheel rental tandem to explore the park

He developed tourism in this agricultural park by creating the Fromainville English Garden at Herblay . The park could be explored by the visitors on four-wheeled rental tandems . Car races were also organized there, including the April 29, 1899 record for the famous Jamais Contente electric car with a record speed of 105.882 km / h.

In 1924 he sold his company to the Compagnie Générale des Eaux , from which the Société des tuyaux Bonna emerged.

Sainte-Thérèse-de-l'Enfant-Jésus Church

The construction of a reinforced concrete church, which he financed from his fortune, was his last challenge in 1929. Aimé Bonna was childless and decided to build the Sainte-Thérèse-de-l'Enfant-Jésus church (fr) in Art Deco style in Hirson at his own expense . He purchased the land, financed the construction and supervised the construction work, which began on October 3, 1929. He died in Achères on November 18, 1930, six months before his last work was finished. His remains were laid out in the unfinished building in the parish church of Notre-Dame de la Ville before he was buried.

Web links

literature

  • Antoine Picon (ed.): L'art de l'ingénieur constructeur, entrepreneur, inventeur. Center Georges Pompidou, Editions Le Moniteur, Paris, 1997, ISBN 978-2-85850-911-9 , p. 89.

Individual evidence

  1. Aimé Bonna: de l'égout à l'église.