座落在湘西土、苗自治州清江中游高山峡谷之中的浑水河大桥于5月1日建成通车(见照片)。该桥由湖北省交通规划设计院设计,根据两岸基础、地形特点和便于地方施工,经反复比较,决定采用主孔跨径为120米的预应力混凝土桁架拱桥。施工中采用整体放 The Hunshuihe Bridge, located in the middle reaches of the Qingjiang River in western Hunan Province, Miao Autonomous Prefecture, was opened to traffic on May 1 (see photo). The bridge was designed by Hubei Traffic Planning and Design Institute. Based on the cross-Strait foundation, topographical features and convenient local construction, the bridge was decided to adopt a prestressed concrete truss arch bridge with a main span of 120 meters. Construction using the whole release