Archives for (February 2006)

2006 February.27
Paris - Debilly Footbridge (Passerelle Debilly)
Designed by the engineers Resal, Alby and Lion, the Debilly footbridge (in French, Passerelle Debilly) was originaly built by Dayde and Pille for the Universal Exhibition of 1900 in order to facilitate the traffic of the visitors. Its name was given after the General Debilly (1763 - 1806) was killed at Iena. In 1906 the metallic footbrige is moved in the axis of the Manutention Street (rue de la Manutention). The length of the bridge is 120m and 8m large.

27 were added with the framework of the 'Bridges of Paris' project, under the reference #002-000033.

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2006.02.27 - Paris - Debilly Footbridge (Passerelle Debilly) - Photos: (c) Jean-Philippe Dain


2006 February.24
Paris - Alexander III Bridge (Pont Alexandre III)
The Alexander III Bridge (pont Alexandre III, lenght: 107 m, width: 40 m) was builded by the engineers Résal and Alby and inaugurated in 1900 for the Universal Exhibition. Classified as historical monument, four gold-covered bronze statues hover over the bridge, on the the top of 17 meter columns, representing "Renommées" standing close to Pegasus.

On the left bank, "La Renommée du Commerce" by P. Granet and "La Renommée of Industry" by C. Steiner, with at its bases, La France renaissante by J. Coutan and La France de Louis XIV de L. Marqueste. The Lions statues has been designed by J. Dalou and Gardet.

On the right bank, the "Renommée of Science" (Renommée des Sciences) and the "Renommée of Art" (La Renommée des Arts) by E. Frémiet with, with at its bases "The Contemporary France" (La France contemporaine) by G. Michel and "The France of Charlemagne" (La France de Charlemagne) by A. Lenoir.

45 photos were added with the framework of the 'Bridges of Paris' project, under the reference #002-000005.

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2006.02.24 - Paris - Alexander III Bridge (Pont Alexandre III) - Photos: (c) Jean-Philippe Dain


2006 February.16
Japan - G-Cans

EN

G-Cans is the name of a massive underground system designed to collect water in the Tokyo area in order to prevent floodings. The G-Cans control center and main facility are located at the Edogawa River Office, Kasukabe City, Saitama Prefecture.

Actually, G-Cans is the name of the water collecting system, extending from Showa to Kasukabe in a 6.3-kilometer subterranean channel. The project works started in 1992 under the authority of Ministry of Land, Infrastructure and Transportation (MLIT). It's a more than 2 billion US Dollar expensive project. The completion of the project is scheduled in 2009. In 2005, more than 100 kilometers of tunnels have already been completed.

The G-Cans installation consists of five concrete containment silos with a height of 65 m and a diameter of 32 m, connected by 6.4 km of tunnels, 50 m beneath the surface, as well as a large water tank with a height of 25.4m, with a length of 177m, with a width of 78m, and with 59 massive pillars connected to a number of 14,000 horsepower (10 MW) turbines that can pump up to 200 tons of water into the Edogawa river per second. The G-Cans installations are also a tourist attraction, and can be visited for free. The main water tank resembles a huge temple and has been used in some movies and TV programs to create mystic scenes.

30 photos were added under the reference #001-000053. JPEG high-resolution files are available (40Mo @300dpi) and more images are available on request.

Click here to see the photos
All pictures concerning flood prevention and river management: click here.

Extenal Ressources:
Weekend Beat/ Exploring a fantastic world under the metropolis (Asahi.com)




FR

G-Cans est le nom donné à une giganstesque infrastructure de drainage situé dans la prefecture de Saitama, à environ 35 kilomètres au nord de Tokyo, destinée à pomper l'eau de la rivière Edogawa l'une des principales rivières parcourant la région du Grand Tokyo. L'infrastructure souterraine est la plus grande infrastructure de ce type au monde. Réservoir localisé dans la ville de Kasukabe (春日部市)*, à proximité des rives de la rivière.

Le complexe est composé d'un gigantesque réservoir de décharge principal situé une cinquantaine de mètres sous le site de l'Edogawa River Office (Kasukabe City), de puits et d'un réseau de de 6,3 kilomètres de canalisations souterraines de 10,6 mètres de diamètre. Le système de pompage, assuré par des turbines d'avion de 14000 chevaux.

L'installation permet ainsi de collecter les eaux de crues 4 des rivières qui parcourent la région du Grand Tokyo, avec un débit global maximum de 200 mètres cubes par secondes dont les principales sont la rivière Oochi Kotone, la rivière Kuramatsu la rivière Naka (Nakagawa river) pour les stocker dans un immense reservoir souterrain puis finallement les rejeter dans la rivière Edo (Edogawa).

Le reservoir souterrain qu'il est possible de visiter sur réservation est tellement vaste qu'il accueille parfois des tournages de films, de séries télévisée et de spots publicitaires.

*Kasukabe City est née de la fusion en 2005 de deux communes : celle de Kasukabe et de Showa.

10 images ont été ajoutées sous la référence #001-000053 (versions haute résolution immédiatement disponibles). Un échantillon est disponible ici (image #001-000053.008 - 10/30Mb @300dpi).

Cliquez ici pour afficher les photos

2006.02.16 - Japan - G-Cans - Photos: (c) Jean-Philippe Dain


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