Home/Trimming beam explained
Structural glossary
Trimming beam
A beam carrying loads around an opening in a joist system.
Technical context
Around a stair opening, trimming beams take loads from interrupted joists. Connections and continuous joists therefore experience changed loads.
Where might you encounter this?
This term is relevant to, among other things, stair openings. The detailed design depends on your project's information and assumptions.
Read more: Calculations for a stair opening.
The image is a concept detail, not suitable for construction. Use only the final documents for your own project.
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