Questions tagged [wood-movement]

Questions dealing with the movement of wood due to weather and seasonal changes.

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18
votes
3answers
5k views

How can I attach a solid table top to perpendicular cross rails?

I plan to build a coffee table following plans in Fine Woodworking. In the article, the author uses a plywood top, but I already have solid lumber that I'd like to use. Source: me, based on plans in ...
15
votes
3answers
2k views

What general considerations do I need to take into account for wood movement?

I know that wood movement is an issue, but it's a bit vague for me where I should be concerned with it. This page Suggests that there is almost no movement in the longitudinal direction, but that ...
14
votes
3answers
9k views

which direction does wood expand?

I know that wood expands due to seasonal changes in humidity and temperature, but that's the extent of my knowledge about it. In which direction do wood boards expand? In the same direction as the ...
14
votes
3answers
2k views

How can I minimize warp due to wood movement when gluing up a panel?

I recently built a small 2' x 3' dresser top out of pine. It was within 1/8" flat and level when I glued it up in the garage, but within a few weeks inside it had warped and buckled significantly. ...
13
votes
6answers
2k views

How is it possible to let wood reach equilibrium moisture content?

I am trying to reconcile the following 3 points but cannot: It is extremely important to let wood sit for a while in the environment it is intended to be used in before using it for a project so that ...
11
votes
4answers
1k views

How can I deal with wood from DIY stores that is crooked and may or may not be dry?

I've been meaning to build a desk for a while now. I made a design with millimeter accuracy, but when I went to the home improvement store, I found that all the beams they had were crooked! Some more ...
11
votes
1answer
13k views

How does one properly mount a breadboard end?

Given the below design which really violates the mechanical use for a breadboard, assuming that I were otherwise building a farmhouse table with pocket screws, what would be the appropriate way to ...
10
votes
1answer
1k views

How can I keep a cedar tree round from checking?

I want to turn a large western cedar tree round into a low table for a covered outdoor area. My tree round is from a 100-ish year old western cedar tree that a neighbor recently cut down. It's big,...
8
votes
3answers
2k views

How should I orient a spline along a long edge join?

I glued up a 4' long dresser top last night, and ended up using a 1/4" spline to line up the two 12" wide sub-panels into one 24" wide one. I was using pine quarter-sawn boards, and for the spline I ...
8
votes
1answer
1k views

Planning for wood movement in drawers

I'm a big fan on making my own drawers and wooden drawer slides (much cheaper and less mental math than installing hardware, IMO). I tend to use this type of construction where the drawer bottom sits (...
7
votes
2answers
227 views

Proper spacing between floor boards to allow expansion?

I'm building a platform out of redwood to serve as the floor of a backyard playhouse. The wood comes from 2x4s that have been ripped to 3/4" planks. The temperature will range from 30°F to 115°...
7
votes
1answer
240 views

Is this cedar planter box design asking for problems w/ wood movement?

I'd like to build a cedar above ground planters box and have come up with a design that I like. I am fairly new to woodworking and have some concerns with my current plan of using screws+wood glue for ...
6
votes
3answers
1k views

Can corner joints on a planter box that are warped and coming apart be fixed?

I bought this planter box at a yard sale for $5. I think it may not be used outside as the heat or moisture may have caused the corners to warp and come apart. Two corner joints are really bad (see ...
6
votes
3answers
8k views

Do pocket hole screws allow for proper expansion and contraction in planked table tops?

I am learning furniture building. I started by building tables using pocket hole screws to attach the planks together and also to attach the table top to the apron/base. I am now converting to using ...
6
votes
1answer
517 views

What is the proper humidity for a shop and how should I achieve it?

I'm off to build my own workshop for mostly woodworking projects in the (huge) basement garage of a very old house. The garage is about 5 by 30 meters(16 by 100 ft) and has a varying height of 3 to 6 ...
6
votes
2answers
2k views

Does pressure treated lumber need to reach a proper moisture content before use?

I'm planning on building a garden bench for the outdoors. I opted for Pressure treated pine (I'll be staining it a cedar color) because it was cheaper than cedar, way cheaper than white oak and ...
6
votes
1answer
313 views

Proper sequence of acclimating wood for building

I have heard it said that one should always acclimate wood to one's woodshop before milling the lumber (so it can adjust to humidity and stabilize it's size). I've also heard that cutting/milling ...
6
votes
2answers
734 views

Thick tabletop movement

I'm going to build a large table and my customer wants the top 3" thick. My plan is to use wide boards(8"+). So I have some concern about cupping but figure that might not be as much of an issue with ...
6
votes
1answer
1k views

Epoxy resin and wood movement

I am considering putting an epoxy resin finish on a table top for a nice thick and smooth finish (it will cover the side edges as well). Will there still be wood movement after the epoxy has cured? ...
5
votes
3answers
5k views

How can I fix warping on board made of glued 2x4s

I built a tabletop gluing up seven 2x4s together, and it warped a lot. Two opposing corners are up and the others down. I know cheap construction 2x4s can warp, but can this be fixed? The only way ...
5
votes
2answers
3k views

How can I create a planked wood table top with a plywood core?

I was looking at this table made by Harp Design company Melissa Table The description describes the top's construction as: Each top is crafted from reclaimed old growth pine which is planed down ...
5
votes
3answers
434 views

Shelf movement in a plywood bookcase

I'm building some 7' by 3' bookcases with mix of plywood and solid oak for the sides and back (mostly plywood), but full solid oak shelving for strength. I'm worried that the ~9" depth to the shelves ...
5
votes
2answers
2k views

How to deal with wood expansion when combining with a steel frame?

Are there good general techniques to deal with wood expansion when combining it with a steel frame? For the sake of argument, say we're building a metal and wood box where the metal comprises the ...
5
votes
3answers
2k views

Do I need to worry about expansion and shrinkage for my table top with wood joined at 45 degree angles?

Sorry if I'm not using correct terms here, I'm kind of new to woodworking (this also means this might be a duplicate question and I didn't know how to search for it). My dad and I are going to do my ...
5
votes
1answer
328 views

Frame and panel glue up

I'm building frame and panel sides for a cabinet, which I've never done before, and had a question about the glue up. I'm use mortise and tenons to make the frame and the panel will be floating inside ...
4
votes
3answers
322 views

If I mill / surface my own wood, will it warp as bad as pre-milled / surfaced wood from the store?

Wood bought from the local home center does usually not have straight edges (usually kinked), and is often warped (bowing being most prevalent). I was surprised to see that at my local hardwood dealer,...
4
votes
1answer
139 views

Should breadboard ends be quarter sawn or plain sawn?

If I use quarter sawn boards for the breadboard ends, the battens are stable but weaker. If I use plain sawn boards, the battens are stronger but are themselves at risk of cupping. Would one always ...
4
votes
3answers
4k views

Is making a breadboard table top using just pocket joinery asking for future problems?

I like pocket holes as it is a simple and easy method of joinery. I ran into plans for a farmhouse table that is nearly solely built with pocket holes. The following is the step where the table top is ...
4
votes
1answer
84 views

How to account for wood movement in a curved chest lid

I have found various guides and plans for building a box or chest with a curved (coopered) lid that involve gluing the sides of the lid to the slats forming the top, which are themselves glued ...
4
votes
1answer
48 views

What can cause cracks in painted pine?

I'm taking an online woodworking course (The Weekend Woodworker), and built a small patio table a few months ago. I made it out of select pine (kiln dried), spray painted it (~2 coats), and put in on ...
4
votes
2answers
326 views

Designing and Building a Through-Leg Table

A popular, modern style of table has the legs going through the table top, so that the end grain of the leg is exposed. Of course, the problem with this design immediately becomes the expansion and ...
4
votes
0answers
85 views

How should I attached table top to crossed aprons?

The aprons are 1" wide and 3.5" tall. The table is made from 3 1x8 boards. I'd like to figure out a way to attach the top that accounts for wood movement. Would those figure eight washers or cleats ...
3
votes
4answers
2k views

FIlling up gaps in an old wooden floor

I'm currently in the process of renewing an old wooden floor. What would one use to fill in the gaps between the planks? I've asked in the local home repair store and they gave me a silicone like ...
3
votes
2answers
605 views

Is this a sufficient attachment method for a tabletop?

I'm attaching a solid ash tabletop to the legs I've made. I have to install the table on site and don't want to drill holes to attach the ends of the legs. I was going to use typical wood buttons ...
3
votes
3answers
70 views

Table top attachment with aprons on only two sides

I'm building a small computer/writing desk. It will have a solid top, so I'm figuring out how to attach it to the frame to allow for wood movement. I planned on using tabletop fasteners (Z clips), ...
3
votes
1answer
48 views

2.20m x 3.80m rectangular frame - will it be stable?

I want to make a cover that masks the pond foil along the edges of my parents' fish pond which is 2.2m x 3.8m. I'm planning on using quarter sawn boards out of larch, 11cm wide and 3cm thick, joined ...
3
votes
1answer
602 views

Proper grain orientation for a box

I'm making a small box that will be used to hold mail, and I came up with the following design, with keyed miters on all the outside joints and dados for the dividers: I've been reading recently ...
3
votes
1answer
92 views

Wood movement with L-shaped mitred leaning shelf

I'm doing a built-in for a closet. The closet is over the stairs so its front is sloped. I created an L shaped front and shelf from solid maple. The bottom foot or so is up against the wall that I can ...
3
votes
0answers
67 views

New Orleans style Exterior Wood Shutters

What process would you go through to create this style of shutters, with the expectation that they're built for long-life? Specifically, I'm interested in how the back panel is put together: glue or ...
2
votes
3answers
183 views

How can I design a large speaker cabinet to come together square and true when my panels aren't flat and my boards aren't straight?

This question differs from similar questions about wood warping because I'm not asking how to straighten a warped board nor how to fix an existing design that warped. Rather I'm asking how do you ...
2
votes
2answers
956 views

Is sealing wood with urethane or the like enough to avoid wood movement?

Will a solid wood table top still move if it is finished from all sides with polyurethane or some other water resistant finish? Does that depend on temperature as well? Assuming temperature ...
2
votes
1answer
1k views

Wobbly table - maybe an easy fix

recently I've asked a woodworking professional to build me a table for my living room. It looks good but the problem is: it is wobbly. I can pull and push it on the direction indicated below: I ...
2
votes
1answer
282 views

How might I fix wobble in my studio desk build?

This is my first major woodworking projects and I'm having a bit of trouble. I have built this custom music studio desk and it keeps wobbling side to side. It does have a lot of weight on it so it ...
2
votes
1answer
528 views

Replacing top on particleboard desk with solid wood - allow for movement? Bad idea?

I have a (now-discontinued) Jonas desk from Ikea that is several years old: The desktop has gotten kind of worn and is a little small for my current needs, so I've been considering replacing it with ...
2
votes
1answer
84 views

Tabletop attachment apron slots buttons tightness

Thinking about attaching a workbench tabletop (800mm x 600mm) made out of a 40mm oak panel (or probably 2 20mm oak panels glued together if I cannot find a 40mm one) like on the image below with ...
2
votes
2answers
390 views

End grain mitre joints for outside

I'm making bird houses and I have been screwing the joints together. I have been drilling a pilot hole (2mm bit) and using 3mm X 30mm screws. I hung one in my garden and noticed that a couple of ...
2
votes
0answers
77 views

Worried about movement in a floating shelf style mantel shelf

I'd like to replace our mantel shelf over the holidays. The plan is to have something that looks like a large beam but is constructed like a floating shelf (box). Haven't picked the exact variety yet, ...
1
vote
4answers
392 views

Dealing with wood movement when attaching a wide panel to a curved leg

I am working on building a headboard with a 10" wide panel that attaches to a curved leg. I am concerned that the panel will be restricted from moving due to the curve of the leg or create a gap ...
1
vote
1answer
48 views

Wood floor movement mechanism

I'd like to understand why wood movement in a floor necessitates large expansion gaps around the outside of the room. I'm not asking why wood as a material undergoes changes due to moisture - I'm ...
1
vote
0answers
29 views

How to straighten bowed wood outdoors [duplicate]

I have a garden bench with horizontal slats on the back rest, one of the slats is bowed. Has anybody got any ideas of how to straighten it out ?