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Hello,

I need quick help with the sizing of glulam beams/beams. They are for a pitched roof, and the rafters and half of all the snow (a lot of snow, zone 3) on the roof (snow retention system) will rest against the beam.

What is required for the beam/beams and preferably an explanation.

Thanks in advance!!
 
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The doorway is thus not on a gable.
 
Try this tool.

The apps also contain some other great tools. The app for Android at least doesn't seem to include the dimensioning of glulam, except for floors and roofs. So for other functions, you have to use the website directly.

https://www.byggbeskrivningar.se/dimensionering
 
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Get them to 115x495 gl30c
 
What is the garage's depth measurement?
 
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8.5m
 

Best answer

Assuming they are w-trusses with a light exterior roof, 115x450 should be sufficient to keep the deflection under 1/300 of the span. However, some types of doors may require less deflection than that to function properly.
 
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They will be W lecterns with raw chipboard, cardboard, and sheet metal roofs. However, snow guards and I will not shovel in winter.
 
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There will be a steel beam because the glulam would be too high. The steel beam will be 270x130, and the wall frame is 170.

How should I insulate this to avoid condensation and to prevent it from conducting cold into the garage? Inside and about 5cm more space is available. Internally and externally and on top, it will be embedded in loose fill. The roof trusses will be attached directly to the steel beam. Felt under the roof trusses?

But at the bottom, there is no space for insulation except for a thin casing. How bad is that?
 
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As far in or as far out as possible? Or in the middle?
 
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