★世界上最高的桥是怎么建成的★

figures
2,460 metres : Total length of the deck 7 Number of pillars
77 metres : Shortest pillar
240 metres : Highest pillar
87 metres : Height of the pylons
154 : Number of stays
4.20 metres : Thickness of the deck
32.05 metres : Width of the deck
85,000 m3 : Total volume of concrete
36,000 tons : Weight of the metal structure
新华网巴黎１２月１４日电（记者 杨骏）坐落在法国南部塔恩河谷的米约大桥１４日正式竣工，它是目前世界上最高的大桥，桥面与地面最底处垂直距离达２７０米。法国总统希拉克１４日上午参加了大桥的竣工剪彩仪式。