Hong Kong - Zhuhai - Macao Bridge
This is the world's longest cross-sea bridge, a total length of 55 km.
This is the world's longest submarine tunnel bridge, tunnel length of 6.7 km, all using caissons prefabricated.
This is the world's longest steel bridge, only the main beam steel plate to reach 420,000 tons, equivalent to build 60 Eiffel Tower weight
Hong Kong-Zhuhai-Macao Bridge - turned out to cross the waters of Lingdingyang. This is the first time in the framework of "one country, two systems", Guangdong, Hong Kong and Macao to build a world-class super-large cross-sea traffic engineering.
Hong Kong - Zhuhai - Macao Bridge connecting Hong Kong, Zhuhai, Macao, a large cross - strait, a total length of 55 km, will become the world 's longest cross - sea bridge. Among them, the largest total project, the main project "sea bridge" long 35.578 km, of which about 6.75 km underground tunnel. The main project "sea bridge" long 35.578 kilometers, of which about 6.75 kilometers underground tunnel.
Hong Kong-Zhuhai Bridge in the DN250 steel pipe on the water pipe, each tube 6 meters long, weighing 360 kilograms, the use of steel frame hanging in the bridge below the box girder,.