28m长箱梁有粘结预应力施工

Prestress with Bond Construction of 28m Box Beam

预应力混凝土桥梁是桥梁结构中采用最为广泛的一种形式。文章介绍了阜阳二道河路S3标大桥28m长箱梁有粘结法预应力施工过程,实践证明,采用预应力混凝土可大大提高桥梁承载力,达到了节约投资的目的。

Prestressed concrete bridge is one of the most widely applied bridge structures. The article introduces the prestress with bond construction of the 28m long box beam in Section3 of Fuyang Erdaohe Road Bridge. Practice proves that prestressed concrete structure can save construction cost and greatly increase the bearing capacity of the bridge.