Verrazzano-Narrows Bridge Island with the rest of the city. Various issues delayed the start of construction until 1959. The bridge opened on November 21, 1964, and a second deck beneath the existing span was opened in June 1969. The New York City government began a $1.5 billion reconstruction of the bridge's two decks in 2014. The Verrazzano-Narrows Bridge has a central span of . It was the longest suspension bridge in the world from 1964 until it was surpassed by the Humber Bridge in the United Kingdom in 1981. The bridge has the 13th longest main span in the world, as well
Punalur Suspension Bridge was also built to prevent wild animals from getting to the populated side, a bridge which shakes when some one gets on it was built, this shaking scared off the animals and they wouldn't cross the bridge. The bridge is connected to four wells. The iron rods of the bridge is connected to the clips, situated in the wells. Each well is about 100 feet deep and no one since knows the engineering behind the construction of this bridge. It still remains a mystery. A new concrete bridge was built near to the Punalur Suspension Bridge in 1972 due to