Abstract: In this paper, based on the model testing of P.R.C box girder, The feasibility of the structure using in bridge transporter in port is verified.It also searches for the theo retical basis of calculating of the structure.The purpose is searching for a calculating method of the structure and trying to make the structure reasonabaly used in greatly various of water levels in port construction.

Key words: post-prestressed, box girder, bridge transporter, wharf

摘要： 通过对后张预应力砼箱梁模型试验的研究,验证该结构用于桥吊墩式码头的可行性,寻求预应力桥吊箱梁的理论计算依据,并验证其正确性,为后张预应力桥吊箱梁的设计提供参考计算方法,使该结构能科学、合理地应用于大水位差地区的港口建设中.

关键词: 后张预应力, 箱梁, 桥吊, 码头