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一、概述福州洪塘大桥主孔为预应力混凝土斜拉式桁架 T 构。该桥位于闽江下游福州市西郊洪塘镇刚近跨越闽江南港,全长1849.5m,是目前闽江上最长的一座公路桥。主孔配合桥位东岸依山的地形,在下游著名风景区“金山寺”的衬托下显得格外雄伟壮观。同时,洪塘大桥作为“316国道”的起
I. Overview Fuzhou Hongtang Bridge main hole is prestressed concrete cable-stayed truss T structure. The bridge is located in the lower reaches of the Minjiang River in the western suburbs of Fuzhou Hongtang town just across the Minjiang South Port, a total length of 1849.5m, is the longest Minjiang River on a bridge. The main hole with the bridge east of the mountainous terrain in the downstream famous scenic spots “Jinshan Temple” against the backdrop of particularly magnificent. At the same time, Hongtang Bridge as a “National Road 316” from