Suspension bridge types are present in the majority of larger suspension bridges. Although the earlier types of suspension bridges are suitable only for relatively short spans, all of the 14 longest bridges in the world are suspension bridges (see List of longest suspension bridge spans). Ignoring the possibility of pre-Columbian trans-oceanic contact, there were two independent inventions of the suspension bridge, in Eurasia (probably in China) and in Central and South America. Types of suspension bridge include the following: A pure suspension bridge is one without additional stay cables and in which the main cables are anchored in the ground. This includes most
Pontoon Beach, Illinois Mississippi River from Pontoon Beach. Pontoon Beach, Illinois Pontoon Beach is a village in Madison County, Illinois, United States. The population was 5,836 at the 2010 census. Pontoon Beach is located at (38.726078, -90.060505). According to the 2010 census, Pontoon Beach has a total area of , of which (or 79.75%) is land and (or 20.25%) is water. As of the census of 2000, there were 5,620 people, 2,134 households, and 1,519 families residing in the village. The population density was 686.9 people per square mile (265.3/km²). There were 2,341 housing units at an average density of 286.1 per square