THE BANG NA EXPRESSWAY is a 54 km (33.5 miles) long six-lane elevated highway in Bangkok, the capital of Thailand.It is the longest bridge in the world but it is not included in some lists because of not crossing a body of water for most of its lenth.
THE LONGEST SEA BRIDGE IN THE WORLD
HONGZHOU BAY BRIDGE, China is the longest cross-sea bridge in the world.The bridge spans 36 km of which 32 km lies above the sea, has a width of 33 metres.It connects Ningbo in Zhejiang province and Shanghai.