本页面尚未提供简体中文版本，现显示英文版。
Bridges over railways must satisfy the rules of the rail operator in addition to the bridge design code: clearances, electrical safety, protection screens and installation during short possessions.
Points to define
- The operator standards that apply and who approves the design.
- Possession duration and the lifting method.
- Inspection and maintenance access without closing the line.
Final member sizes, details and specifications are determined by the engineer of record for each project. This page describes general practice and does not replace project-specific engineering.
本内容为一般性技术信息，不能替代针对具体项目的结构设计。结构设计必须由合格工程师依据适用规范和主管部门的要求完成或批准。