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10 votes
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Changing loft bed's beam to diagonal braces?

I'm really concerned about the stability/safety of what you're proposing. The diagonals seem under-sized to me but even with heavier diagonals I don't think the bed verticals would hold up. A 12 year ...
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  • 7,589
9 votes

Changing loft bed's beam to diagonal braces?

The lateral support on your bed mostly comes from the two connections at the top creating what is called a moment connection (think of lifting a long stick with both hands). The middle members do ...
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  • 5,551
8 votes

Join two 2x4" so that screws are not visible?

There are a lot of ways you could go here. Conceal The Screws If you just make a simple butt joint like you have in your picture, you can do as @AlaskaMan says in the comments - countersink the ...
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7 votes
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Max gap size for effective drywall joint compound

You'll be fine, though you might want to go buy a bag of setting type (dry powder, mix with water - sets, rather than drying out like the stuff in a bucket) joint compound, both because it's the right ...
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  • 132k
7 votes
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What is this wood joint called?

The 2x4s are joined with a half-lap joint (or a variation on a scarf joint). It's unclear from your diagram if there is any joinery holding the 2x4s down to the 4x4 or if they just rest on top of the ...
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  • 8,444
6 votes

Best joint for pine storm windows? Mostly why not miters?

In a miter joint you're gluing end grain to end grain. That's inherently weaker than most joints. If you really want this appearance, at least spline the corners so there's significant long-grain ...
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  • 15.9k
5 votes
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Is polymeric sand necessary for paver joint?

I live in the Pacific Northwest also. I have done several paver walks, I have used regular sand and polymeric sand. What I have found is a good even base is the most important part of the job. Regular ...
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  • 95.4k
5 votes
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Tape vs corner bead order of installation

Most tapers place the metal corner bead first. This is primarily because if you were to do any taping first you'd have to wait until that dries to install corner bead. It's a matter of efficiency. It'...
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  • 104k
5 votes
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How can I hide this imperfection in wood joint?

I would sand the horizontal trim at the top down until it meets the diagonal trim. You'll want to extend the sanding horizontally to make a smooth transition from "full thickness" at the ...
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  • 28.7k
5 votes

How would I tighten a screwless kitchen shear?

Looks like a pretty normal rivet-and-washer (or rivet-and-burr) joint. Careful work with with an anvil (or anvil-substitute, such as a sledgehammer head) and a ball-peen hammer (moderately small) will ...
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  • 132k
4 votes
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What kind of joints are best used for a loft bed?

The joints in the design you referenced are actually plain lap joints held together by lag bolts or lag screws. If you wanted to get a bit fancier, you could always use half-lap joints or one of the ...
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  • 15.5k
4 votes

How do I drill a mortise and tenon joint so I can reinforce it with a dowel?

The point of the dowelled/drawbored mortise-tenon joint is not to line up the to parts, but to create a tension that draws the tenon tightly into the mortise. Therefore, rather than drilling though ...
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  • 141
4 votes
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How can I join two pieces of wood at 90 degrees?

How do I connect [1x4 wood] together at 90 degrees while maintaining a solid connection? If you can obtain a hand-saw (e.g. tenon-saw/back-saw), some sandpaper and some wood glue, you can make lap-...
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4 votes
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Should I reinforce my lap-joint?

Use waterproof glue, make the joint tight-fitting, and leave the screws on the shelf. A lap joint is one of the strongest of all the glued wood joints, and a well-fitted glued lap joint will be at ...
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  • 2,289
4 votes

Dowel bracket fixture

I'm not sure if this exists or not. Probably not. However, you have an X Y Problem I'm trying to build a piece of furniture that I can take apart quickly/easily and set up again in another apartment....
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4 votes
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How can I tightly join two perpendicular pieces of wood in a loft bed from the inside corner without access to the outer side?

I'd be cautious with anything holding up the top level that's not a bolt going all the way through the wood. The Ikea stuff tends not be overbuilt at all, so the wouldn't be a lot of extra wood to ...
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  • 28.2k
4 votes
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\What is the best way to frame a box?

Isherwood's answer is great, however, I'd question why you are using lap joints at all if that's the type of vertical you are thinking about. It's far less work to not bother with the lap joints and ...
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  • 2,377
4 votes

Straighten and strengthen this joint?

That railing is probably fastened to posts on both to the left and right of your picture. One scheme to shore up the existing railing would be to come up from underneath the existing railing with a ...
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  • 61k
4 votes
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Edge-to-endgrain butt joint

Would a truss connector plate be what you are looking for? This joint is quite common in a truss.
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  • 156
4 votes
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How to join two pieces of sheet metal?

Pop Rivets The easiest way would be with a pop riveter. Clamp the two pieces together. Drill a hole for the rivet. Install one rivet. Repeat this for a rivet at the other end. Drill all the ...
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4 votes
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Joining two desktops - options

I recently added a desk extension so I had the same problem, I needed the two surfaces to be flush and stable. The solution I came up with was to use a dowel jig to drill dowel holes at the same depth ...
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  • 5,079
4 votes

Will Evo stick interior wood glue hold up to occasional outdoor use?

I think it will hold up as long as the screws are holding for sure. The glue will fail if your paint allows moisture through, but should last plenty of time as long as you keep a decent coat of paint ...
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3 votes
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Using aluminum to mold drywall mud

The drywall mud is just as likely to stick to the aluminum flashing as it is to the board. Just observe how well dried mud sticks to your drywall mud taping knives. It may be possible to put a light ...
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  • 61k
3 votes

How to mate two flat pieces of wood at a point about which both can rotate?

I would not use a bolt for this, although you can. There are various ways to do this. The simplest just requires a rod and two push caps. Drill a hole through the wood and sand it with a fine ...
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  • 6,643
3 votes

How can I join two pieces of wood at 90 degrees?

I would just drill pilot holes and screw it together, you don't need to do fancy cuts in the wood. If you need extra stability, put in a diagonal (diagonal cuts all the way across a board are much ...
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3 votes

How do I join pieces of wood tiles, 12" by 12" pieces, to make a larger slab?

Use a biscuit joiner. Then glue and clamp to dry. But depends what you using them for. There not going to be heaps strong if the timber spands over a distance.
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  • 302
3 votes

Does shear strength increase with the number of fasteners?

If you have a single screw with that level of shear strength, it will also have minimum distance specifications for the material in which it is used. As an example, a fastener of 12 mm diameter should ...
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  • 9,293
3 votes

PVC leak-free joints without glue

You could probably use Flex Couplings like these: To connect a pipe to an elbow, you'd have to find a coupling which fits both the outside diameter of the pipe, as well as the outside diameter of ...
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  • 4,958
3 votes
Accepted

Is it safe for dryer vent ducts to overlap in different directions?

You basically answered your own question. No one here should answer you and say "it's safe" and even if they did, would you blindly trust that as the final answer? Is it safe to walk over Niagara ...
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