> 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.

![](https://2984879901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FP3f3I86mz7TGPX0pWLAB%2Fuploads%2Fgit-blob-f3629ba9a7e388c0d4b87cb3a79c9025487c7533%2F17_structuralstorey_1.png?alt=media)

![](https://2984879901-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FP3f3I86mz7TGPX0pWLAB%2Fuploads%2Fgit-blob-9959f266b87c78fd2ed0222074c71ee5115e0d85%2F17_structuralstorey_2.png?alt=media)

### 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                                                                                             |