For questions generally relating to the internal structural members of a home or other structure that form walls, ceilings and roofs, including studs, plates, headers, beams, and joists.

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14
votes
1answer
2k views

Why are 2“x4”'s really 1.5“x3.5”?

Just curious as to the reasoning, is it a spec, or is it simply 'backwards compatibility'?
17
votes
4answers
5k views

How do I find studs when stud finders won't work?

I was trying to hang my TV at my new place, on an interior wall (between living room and a bathroom). Using the stud finder on other walls worked fine, but on this wall I got some very strange ...
9
votes
5answers
6k views

What are framing dimensions like in the metric world?

I was always curious about this. In the states we have: Lumber - Comes most commonly in 2 inch (2x4,6,8,10,12,16) and 4 inch (4x4,4x6) varieties. Plywood - Almost always 4x8 feet ...
6
votes
2answers
389 views

Frame or floor planks first?

Is it best to frame a powder room and a couple closets first, on top of plywood subfloor, or best to lay hardwood planks first then frame on top? I guess it would be fewer cuts to frame second. What ...
10
votes
3answers
3k views

When should you use metal studs?

When does it make sense to use metal framing for an interior wall? What are the advantages to traditional wood framing?
5
votes
3answers
3k views

Why should I use advanced nails instead of wood screws for strength?

Recently I found that there're some superior nails for constructing hurricane-resistant houses - with very clever design for preventing pulling the nails out and tearing the boards off when the ...
3
votes
1answer
1k views

What are these horizontal & diagonal 'studs' in the wall called?

My single-story house was built in the 1940s in the San Francisco Bay Area (Earthquake-country). Here is a picture of the wall with the wallboard removed. This is from my neighbour’s house (Same ...
10
votes
3answers
2k views

What is a shear wall and what is it for?

I have a wall in the middle of my house which I have been told is a shear wall. The image below is a diagram I put together real quick to show what it looks like. The grey lines on the right are ...
4
votes
1answer
216 views

Is there any way I can reclaim this space and still safely support the front steps?

In my garage I have a nearly useless room that's 6'x10' but has this ... strange shelf of sorts in there. When I went to bust up the drywall to see whats behind it I found out it's been there since ...
4
votes
3answers
424 views

How do I insulate space in loft to create music studio

I have 3 DIY created rooms in my large live/work studio/artist loft. They are made with 2x4 and 2x6, framing with drywall walls and plywood ceiling. The apt has 14' 7" ceilings so we just have ...
4
votes
3answers
3k views

How can I calculate the load capacity of a platform?

I'm planning to build a very basic bed frame, but I'm not sure what size lumber to use. I was thinking of building the entire thing from 2x4s (legs would be 4x4), but I'm not sure if this will be ...
3
votes
1answer
118 views

What causes seasonal doors and how do you prevent it?

I understand that wood expands and contracts based on temperature, humidity, and other factors... However in our house the doors are really subject to seasonal changes. For instance my bedroom door ...
2
votes
3answers
10k views

At a 6' span, how much can an SPF 2x4 turned on 3.5" end support?

The ends are secured, so how much load can a 6' span of SPF 2x4 support when turned on 3.5"?
1
vote
2answers
584 views

What header joist sizes do I need for a loft bed?

I've decided to design and build a king-sized loft bed for our bedroom. Basically, I've got an 80" x 89" frame, 54" off the floor, covered with slats instead of plywood (see image, below). I'm sure ...
0
votes
0answers
98 views

Can turnbuckles hold a frame in tension?

I'm building a king-sized bunk bed using a loft/joist design. Basically, I've got (see below): slats nailed into joists joists joined to headers with blind tenons headers joined to posts with blind ...