> For the complete documentation index, see [llms.txt](https://gitbook.saf.guide/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://gitbook.saf.guide/structural-analysis-elements/structuralstorey.md).

# StructuralStorey

## Storey, Floor levels...

StructuralStorey object describes definition of floor levels/storeys in structural model.

![](/files/yNU1iINu3xLe8E6XEfmd)

![](/files/xtOvIG2rmsN7LXcEIrvN)

### Specification in the excel

| Name of the column header | Type of data |   Value example or enum definition   | Required value | Description                                                                                                              |
| ------------------------- | ------------ | :----------------------------------: | -------------- | ------------------------------------------------------------------------------------------------------------------------ |
| Name                      | String       |                  FL1                 | yes            | Human readable unique name of the Arbitrary definition                                                                   |
| Height level \[m]         | Double       |                -2.000                | yes            | <p>Height level \[m] or \[m] of the floor.<br>Zero height level refers to horizontal plane of GCS (mostly XY plane).</p> |
| Id                        | String       | 39f238a5-01d0-45cf-a2eb-958170fd4f39 | no             | Unique attribute designation                                                                                             |