Humber Bridge July 1981. With a centre span of and a total length of , the Humber Bridge was the longest single-span suspension bridge in the world for 17 years, until Japan's Akashi Kaikyō Bridge opened on 5 April 1998. The road-distance between Hull and Grimsby was reduced by nearly as a consequence of the bridge. The bridge's surface takes the form of a dual carriageway with a lower-level foot and cyclepath on both sides. There is a permanent speed limit on the full length of the bridge. Each tower consists of a pair of hollow vertical concrete columns, each tall and
Clifden Suspension Bridge Clifden Suspension Bridge The Clifden Suspension Bridge is a historic suspension bridge near Clifden, New Zealand. Built in 1899, it spans the Waiau River and is 111.5 m long. It is sometimes called the "Iron Bridge." The bridge has been accessible to pedestrians only since 1978. In April 2010 the bridge was closed to pedestrian traffic due to safety concerns outlined in a report commissioned by the New Zealand Historic Places Trust (now Heritage New Zealand), the organisation that cares for the bridge. The safety issues were identified after a routine inspection of the bridge after an earthquake the previous