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Parapet height, infill openings and handrail details are usually set by local regulations and the owner's requirements. Screens over railways or highways may have additional rules. Agreeing these details early avoids late changes to the main structure.
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。