由于主拱圈是曲线型，一般情况下车辆无法直接在弧面上行驶，所以在行车道系与主拱圈之间需要有传递荷载的构件和填充物。这些主拱圈以上的行车道系和传载构件或填充物统称为拱上建筑。
讨论了拱上建筑和拱圈质量分布模式对结构动力特性的影响。
Finally, the influences of the spandrel structure and the arch mass distribution mode upon the structural dynamic behavior are studied.
对固端拱、多孔连续拱和拱上建筑的处理，作了讨论和实用的建议。
The treatment of the fixed end arch bridge, of the continuous arch bridge and of the superstructure on the arch is discussed and practical proposals are made for the solutions.
吉水赣江大桥是江西省第一座拱上建筑采用现浇连续板梁式结构，且桥墩为钢筋混凝土空心墩的箱型拱桥。
Ganjiang bridge in Jishui is the first box-arch bridge, which has continuous cast boards and girders construction on the arch and whose piers made from reinforced concrete are hollow.
应用推荐