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赤溪桥位于闽浙边界的政和县澄源乡下赤溪村西南300米处。该桥始建于清乾隆五十五年(1790年),清嘉庆二十三年(1818年)重修,是在木拱廊桥建筑技术臻于娴熟期建造的。赤溪桥为单孔木拱廊桥,长33.5米,面阔5米,拱高9米,净跨达24米。赤溪桥具有一般木拱桥的木拱架,有纵向三折边、五折边的剪刀叉各自与横枋木(牛头)榫接,具有稳固重心、均衡受力的优点,还有“青蛙腿”连接三折边和五折边系统;又用立柱置于横枋木上,枋木间又有纵向圆木卯接,使拱架和尾架互相锁定,浑然一体。工匠根据该桥的净跨和矢高以及桥面宽
Chixi Bridge is located in the border between Fujian and Zhejiang Chenghe County source Township Chixin 300 meters southwest of the village. The bridge was built in 55 years of the Qing Emperor Qianlong (1790), twenty-three years of Qing Jiaqing (1818) rebuilt, is in arching bridge arch construction technology in the period of perfection built. Chixi Bridge is a single hole wooden arched bridge, 33.5 meters long, Miankuo 5 meters, 9 meters high arch, net span of 24 meters. Chixi Bridge has a wooden arch with a typical wooden arch, a vertical three-fold, five-fold edge of the scissors and fork cross each other (Tau) mortise, with a solid center of gravity, the advantages of balanced force, as well as the “frog Leg ”connecting the trilateral hem and the half fold system; also column placed on the alder wood, alder wood and vertical log Mao then, so that the arch and tailstock lock each other, seamless. Artisans based on the bridge’s net span and arrow height and bridge width