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
Punalur Suspension Bridge Punalur Suspension Bridge The Punalur Suspension Bridge, located in Punalur is the oldest motorable Bridge in Kerala, which was built by the British and is now a historical attraction. The bridge has a length of 400 feet. The suspension bridge was built to prevent wild animals from crossing into the town from the forest area of old Kattupathanapuram. The Punalur Suspension Bridge is the first motorable bridge in South India. The suspension bridge crossing the river is the only suspended-deck type in south India. Built in 1877 by Albert Henry across the Kallada River, this huge bridge was suspended by