| 名称 | ifc spatial structure element |
| 领域 | IFCRAIL |
| URL | http://cbims.org.cn/allscope/IFCRAIL-IfcSpatialStructureElement |
| 分类编码 | IfcSpatialStructureElement |
| 父类 | ifc rootifc productifc spatial elementifc objectifc object definition |
| 子类 | ifc buildingifc building storeyifc spaceifc siteifc civil structure element |
| 等价类 | IFCROAD:ifc spatial structure element |