A support pole
Sub Structure
They are supported by pillars are column's.
a suspension bridge
A bridge with overhead cables to support it.
The Chinese bridge is called Kangshaun great bridge
You can use so called "Bridge" which allows you to extend networks wirelessly. You have to have at least two routers better from the same manufacture with the bridge function support.
London Bridge doesn't have any support cables.
Is it the Brooklyn Bridge
A bridge pier is the structure on which the bridge rests.
because of the support of the circles
The Harbour Bridge
Tower Bridge