Hello!

I have a room where a utility room is to be built and I am wondering about the stud dimensions and spacing in the floor. The current studs are about 60*220mm and CC 100. What should I use next? Chipboard flooring? Glue it?
A vinyl flooring is to be laid as the surface layer.

Previously, the floor was insulated with sawdust, but it has to be removed due to water damage. What is best to insulate with in a house from the turn of the century? The floor was rather draughty before, should I try to make it "windproof"?

Thanks in advance!

Best regards,
Peter
 
CC100 is a bit too long for the normal floor recommendations used today. Either you can add an additional joist between the current ones, or use thicker floor particle board.

Do you want a slope in the area to a floor drain?
What other gadgets should be there? Water heater, washing machine etc?
 
I was planning to add studs between the existing studs. Should I go with cc60 or do I have to go down to cc30? What dimensions do the studs need to be? How do I most easily attach the new studs to the old ones?

There will be a geothermal heat pump and a washing machine and such in the room, so there will be a few floor drains. But I'm not sure how important it is to have a slope if there normally shouldn't be water on the floor.
 
go on CC50 then, right between the existing ones.
You should fit the studs in the same layout as the existing ones if possible.
Otherwise, you have to cut in bracing and hang up new studs on one side.
 
Kotla into the rotations? The floor chipboard then, should it be glued and screwed?
 
Floor chipboard should be screwed AND glued to the joists if tiles are being laid on top. This provides better stability. However, I don't think it's a requirement for laying carpet. On the other hand, it's always good to have some stability. The only downside to gluing is that it's a real hassle to tear down during the next renovation.

The chipboard should, of course, always be glued at the seams, check the installation instructions from the manufacturer for the exact placement of the glue lines.

There is a slight difference between various manufacturers of floor chipboard. Some brands require support under the seams, while others can be joined "in free air." It depends on the design of the tongue and groove, resulting in different strength in the seams with different brands.

Chipboard should always have support under all edges. For example, around a drain, the board should have support from joists in all directions. The same applies along the walls; cross joists need to be installed between the floor joists so that the board has support under the edge.
 
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What dimension of rules should be used for kotlingarna?
 
how long is the span. then add another rule in between. then box. carpenters call it kottling, same thing. everything has to do with the span. how long is it. you can weld in steel etc., but length. same calculations are done on bridges with substructure.
 
Existing floor joists are 4 meters. 60*220mm cc100.
 
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