…In the 19th century, wrought iron, a superior structural material to cast iron, was developed, and the size of bridges increased dramatically. The Menai Bridge, a suspension bridge across the Menai Straits in England, completed in 1826, used wrought iron chain cables and achieved a remarkable span of 176 meters for the time. This bridge also suffered damage from wind afterwards, but many European suspension bridges at the time collapsed due to defects in materials and design. … *Some of the terminology that mentions "Menai Bridge" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…19世紀に入り,構造材料として鋳鉄よりすぐれた錬鉄がつくられるようになり,橋の規模も飛躍的に大きくなった。1826年に完成したイギリス,メナイ海峡のつり橋(メナイ橋Menai Bridge)は錬鉄製のチェーンケーブルを用い,176mという当時として驚異的な支間を達成した。この橋もその後,風による被害などに悩まされたが,当時ヨーロッパのつり橋は,材料や設計の欠陥から落橋に至ったものも少なくない。… ※「Menai Bridge」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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