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Questions tagged [weight-capacity]

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2
votes
1answer
47 views

Triple bunk bed design safety and difficulty

pdf link to plan I am planning to build this triple bunk this weekend. I plan to add “cleats” (not sure if this is the correct word) in the form of 2inx4in’s between the sections, on the inner side ...
0
votes
2answers
106 views

Is this shelving wall mounting idea stupid?

I am quite an amateur when it comes to woodworking, but I am very pragmatic and have done as much research as I can think to do so I don't mess anything up. But I can't really find anything to suggest ...
3
votes
0answers
109 views

How can I figure out how much weight this span could support?

I'm designing an outdoor bench. It will be made out of 1in plywood and pressure treated 2x4s. I'm wanting an 8ft length (give or take). The seat will be 7 2x4s. Can I get away with an open span? or do ...
1
vote
1answer
108 views

Canopy bed frame design supporting a suspended adult?

I'm in the process of designing a canopy bed with a few kinky features. Most of them aren't too problematic, but I lack the knowledge about structure and weight support to calculate this: I want a ...
1
vote
2answers
744 views

How to increase maximum load capacity of a table?

I've never worked with wood before but would like to create my very first desk. Please let me know if this is a good idea and how to improve upon it! I plan to get a cheap desk from ikea: http://m....
5
votes
1answer
105 views

Can I enlarge this wood rack without beefing it up?

I'm going to build this firewood rack, but I want to enlarge it and make it 8 feet wide and 54 inches high. It's all stock 2x4 material. Considering the increased load it's going to be carrying, will ...
1
vote
1answer
847 views

How much weight can this stand hold? [closed]

I got this stand from a friend of mine years ago. Its unbranded. I want to use it to hold a 55 to 75 gallon fish tank which can weigh 456 pounds to 622.5 pounds. How much weight can this stand hold ? ...
1
vote
1answer
87 views

For a kid's balance beam, which way should the grain face?

I made a wood balance beam for my daughter out of a fir 4x4 and some compression joints. Which direction should the grain be? Should the grain run parallel or perpendicular to the top of the beam?
2
votes
1answer
173 views

Convert a minimalist bench design into a desk

I saw this tutorial and I really want to build it for a workspace area at my job. The measurements of this bench were 16″ high x 40″ long x 13.5″ deep, but I'd like to make a table that's 29" high x ...
3
votes
2answers
703 views

Weight bearing for a loftbed and wood only joints

I'm planning on making a loft bed, and I now got a plan and I'm working on the details. The measurements I'm going for is 1700(start of the top beam)x1700x2100mm. The main beams are 98x98mm, middle ...
3
votes
1answer
99 views

Load Bearing Weight Capacity of a 3/4“ x 3/4” Wood Molding?

I'd like to custom install Ikea PAX sliding doors into my existing closets, recessing them into the closet opening. My idea is to create a custom "frame" simulating the Ikea closet frame onto which ...
3
votes
2answers
6k views

What is the minimum thickness of plywood needed to support an adult on a 38" span?

I have in the past dispensed with a box spring and used 1/2" plywood to almost completely cover the mattress base. The advantage is that the mattress has uniform support and never shows the dents from ...
12
votes
1answer
2k views

How do I calculate the weight threshold for plywood boxes/cabinet carcasses?

How do I calculate the weight threshold for cabinet carcasses based on the dimensions, material (e.g., plywood, mdf), and material thickness? Has someone already worked out a nice formula that I can ...
14
votes
3answers
21k views

How can I determine the load capacity of a simple bench?

I'm new to woodworking and I'm in the planning phase of making a bench like the one pictured below. I'm planning on storing very heavy boxes on this and would also like to use it as a stool to reach ...