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翻訳と辞書　辞書検索 [ 開発暫定版 ] スポンサード リンク Cologne sewerage system ： ウィキペディア英語版 Cologne sewerage system The sewerage system of Cologne is part of the water infrastructure serving Cologne, Germany. Originally built by the Roman Empire in the 1st century, the city's sewer system was modernised in the late 19th century. Parts of the subterranean network are opened for public tours, and the unusual Chandelier Hall ((ドイツ語:''Kronleuchtersaal'')) hosts jazz and classical music performances. ==History== The first sewers in Cologne were built by the Romans in the 1st century, and there was little change for 1,800 years. As the population of the city was rapidly increasing throughout the 19th century, it became apparent that the existing sewerage system was unable to cope with the volume of waste that was being produced. Raw sewage was directed to the Rhine river, causing significant problems with disease and odor.〔 English poet Samuel Taylor Coleridge wrote in 1828 that the city had "two and seventy stenches, all well defined, and several stinks!"〔〔 Paris, London, and other large cities saw an investment in their sewerage system during the 1850s. The people of Cologne had to wait until 1890 for modern sewers to finally open in their city, led by architects Johann Stübben and Carl Steuernagel. By 1900 the boroughs of Deutz, Nippes, and Ehrenfeld were all connected to the system. A mechanised waste water plant opened in 1905 and five purification plants now filter the water before releasing it into the Rhine.〔〔 By 1933 the length of the system measured ,〔 and by 2011 it had expanded to .〔 抄文引用元・出典: フリー百科事典『 ウィキペディア（Wikipedia）』 ■ウィキペディアで「Cologne sewerage system」の詳細全文を読む スポンサード リンク 翻訳と辞書 : 翻訳のためのインターネットリソース Copyright(C) kotoba.ne.jp 1997-2016. All Rights Reserved.