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大里营桥作为一座铁路跨线桥，其环境特点和技术要求在同类型桥梁中具有一定的普遍意义。就该桥桥式构思中考虑的一些问题进行回顾及初步分析，供同类型桥梁设计作参考。
Daliying Bridge as a railway overpass, its environmental characteristics and technical requirements in the same type of bridge has a certain universal significance. A review and preliminary analysis of some issues considered in the bridge concept for the reference of the same type of bridge design.