# What Ifc Product does a ladder belong to?

**URL:** https://forums.buildingsmart.org/t/what-ifc-product-does-a-ladder-belong-to/866
**Category:** IFC
**Tags:** ifc4-errata
**Created:** [January 14, 2019, 12:59am UTC](https://forums.buildingsmart.org/t/what-ifc-product-does-a-ladder-belong-to/866 "2019-01-14T00:59:43Z")
**Posts on this page:** 1
**Showing post:** 16

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### Author: ![Duncan\_Lithgow](https://sea2.discourse-cdn.com/flex016/user_avatar/forums.buildingsmart.org/duncan_lithgow/32/1701_2.png) [@Duncan\_Lithgow](https://forums.buildingsmart.org/u/Duncan_Lithgow)
#### Post date: [January 7, 2021, 8:08pm UTC](https://forums.buildingsmart.org/t/what-ifc-product-does-a-ladder-belong-to/866/16 "2021-01-07T20:08:02Z")

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[https://standards.buildingsmart.org/IFC/RELEASE/IFC2x3/FINAL/HTML/ifcsharedbldgelements/lexical/ifcslab.htm](https://standards.buildingsmart.org/IFC/RELEASE/IFC2x3/FINAL/HTML/ifcsharedbldgelements/lexical/ifcslab.htm)

"IfcSlab

Definition from buildingSMART: […] A special type of slab is the landing, described as a floor section to which one or more stair flights or ramp flights connect. May or may not be adjacent to a building storey floor. "

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