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在陕西省西安市东面10公里处的灞河上,有一座我国桥梁史上最早的一种轻形墩古桥——灞桥。其桥长380米,宽7米,旁设石栏,桥下有72孔,每孔跨度为4米至7米不等,桥柱408个。灞桥具体的建造年代不详,按北魏时成书的《水经注》记载,“灞水古名滋水,秦穆公更名以显霸功。水上有桥,谓之灞桥”。据专家考证至迟在汉代就已经有灞桥了。灞桥自汉朝建桥后,由于灞水的水文条件较特殊,屡毁屡修,直到清朝道光十三年(公元1833年)花了九个月才建成了多跨梁桥。
On the Bahe River, 10 kilometers east of Xi’an City, Shaanxi Province, there is one of the oldest light-shaped piers in history - Baqiao in our country. Its 380 meters long bridge, 7 meters wide, next to stone columns, the bridge has 72 holes, each hole span of 4 meters to 7 meters, 408 pillars. Qiongqiao specific construction of an unknown age, according to the Northern Wei Dynasty when the book “water by Note” records, "water ancient name of water, Qin Mu Gong changed its name to show Pa power. According to expert research at the latest in the Han Dynasty have been bridge. After the bridge was built in Han Dynasty, Baishui County was destroyed repeatedly due to its special hydrological conditions. It took nine months for the Qing Dynasty dynasty (1833 AD) to build a multi-span bridge.