石拱桥在我国桥梁建筑史上占有突出的地位,不仅历史悠久,分布较广,而且在现代的公路、铁路上仍能发挥作用。公元282年(西晋太康三年)建造于洛阳七星涧上的“旅人桥”,是现有历史记载中最早的一座石拱桥。迄今完好仍能使用并闻名于世的古代石拱桥尚有:河北赵县安济桥(一般称作赵州桥),建于公元600～610年(隋大业年间),为世界上第一座空 Stone arch bridge occupies a prominent position in the history of our country’s bridge construction, not only has a long history, wide distribution, but also in the modern road, the railway can still play a role. In 282 AD (Taikang Western Jin Dynasty three years) built in Luoyang Qixing Jian “traveler bridge”, is the earliest existing history of a stone arch bridge. So far still intact and can be used and well-known ancient stone arch bridge still: An County, Hebei Zhao Bridge (commonly known as Zhaozhou Bridge), built in the year 600 ~ 610 (Sui Daye years), the world’s first air