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一、应用情况壳体结构是建筑工程中常用的一种结构形式,六十年代已引用到水工建筑中,如双曲扁壳闸门、薄拱坝等。交通部门首先应用于钢丝网水泥船体结构中。自七○年河南第一座跨度15米、净—7、纵横向矢跨比为1:17.5的预应力拉杆、无推力双曲扁壳桥建成后,作为一种新桥型,近年来已在全国各地陆续推广。陕、甘、川
First, the application of shell structure is a commonly used structural engineering, a form of construction has been quoted in the sixties hydraulic construction, such as hyperbolic flat-shell gate, thin arch dam. Traffic department first applied to the steel mesh cement hull structure. Since 1970, Henan Province, the first span of 15 meters, net -7, vertical and horizontal ratio of sag ratio of 1: 17.5 prestressed rod, without push hyperbolic flat shell bridge built, as a new type of bridge in recent years has been Promote one after another throughout the country. Shaanxi, Gan, Sichuan