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在古代,人们把修路建桥看作是积德行善的事。有的古桥既没有神龛也没有庙宇,但人们依然会到桥头烧香磕头。在元代以前,云南有记载的桥梁并不多。建于隋末唐初的塔城铁桥,又称神川铁桥,是古代云南与西藏之间茶马互市民族来往的要津,不仅是长江上最早的永久性桥梁,也是我国乃至世界上较早出现的铁链桥,与世界上其他同类桥相比早1000年以上。此桥毁于贞元十年(794年)吐蕃与南诏之间的战乱。铁桥遗址在现丽江市玉龙县塔城乡塔扎村。沾益县的山塘桥也是云南建筑年代较早的一座桥梁。此桥又名黑桥、长虹
In ancient times, people regarded road construction and bridge as a matter of virtue and good works. Some ancient bridges neither temples nor shrines, but people still go to the bridge burnt incense kowtow. Before the Yuan Dynasty, there were not many recorded bridges in Yunnan. Built in the late Sui Dynasty and early Tang Dynasty, the Tacheng Tieqiao, also known as the Shenchuan Iron Bridge, is a link between the ethnic groups of Yunnan, Tibet and Tibet in the ancient times. It is not only the earliest permanent bridge on the Yangtze River, but also the most important bridge in China and the world Early appearance of the chain bridge, compared with other similar bridges in the world as early as 1000 years. The bridge was destroyed in the war between Tibet and Nanzhao in the ten years (794) of Zhenyuan. Tieqiao site is now in Tajwan Township, Yulong County, Lijiang City. Zhaoyi County, Shantang Bridge is also a bridge built earlier in Yunnan. This bridge, also known as Blackbridge, Changhong