鐵橋
![]() The Iron Bridge | |
52°37′38″N 2°29′08″W / 52.627245°N 2.485533°W | |
Pedestrian traffic | |
设计 | |
桥型 | |
100 | |
历史 | |
开工 | 1777 |
1781 | |
开通 | 1781 |
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參考
[编辑]- ^ de Haan, David. The Iron Bridge - How was it Built?. BBC. 2011-02-17 [2019-12-07]. (
原始 内容 存 档于2021-04-17).The arch has five parallel iron frames [...] The two arcs were joined at the Crown by a sophisticated scarf joint, which was secured by three large nuts and bolts.