Compared with normal prestressedconcrete, unbonded partiallyprestressedconcrete has a lot of advantages, it is used extensively in highway and railway bridge engineering.
无粘结部分预应力混凝土同普通预应力混凝土相比具有很多有优点，在公路和铁路桥梁工程中得到广泛应用。
2
Xiamen Yinhu bridge is a partially cable-stayed prestressedconcretebridge, whose pier, tower and beam are consolidated together.
厦门同安银湖大桥是国内第一座使用环氧全涂平行钢绞线斜拉索的预应力混凝土部分斜拉桥，墩塔梁固结体系。
3
In this paper, some design principles and construction methods of a new type composite continuous beam bridge with partiallyprestressedconcrete have been put forward.