Questions tagged [support]

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11
votes
2answers
4k views

Do ceiling joists need to rest on cross beams?

I am having a new home built by a national builder. They are framing now I see that ceiling joists in one area are not resting on a beam that divides two open rooms. See the photo. The beam that runs ...
8
votes
2answers
2k views

Structurally required? I-beam support under stair opening header

The stair opening into my basement is framed like this: A partition wall (non-load bearing) sits on top of the header. A square duct runs parallel to the header, and on the other side of this duct ...
8
votes
1answer
3k views

How can I safely remove and replace a wall?

The Wall: This is about 25' long, and it separates my kitchen from my living room/Dining room. Underneath it, we have a double 2x8 floor joist, which is supported midway on an 8 inch steel I-beam. (...
7
votes
1answer
972 views

What is a good strategy to support this deck?

I am planning a potential DIY job for a new deck that I want to put on my house. This is roughly what I think we want The house is roughly 36' long and the garage roughly 22'. The door from the ...
5
votes
4answers
17k views

Support Beam Splitting

I bought an older house (1917) that had renovations done in 2009. I was in the basement earlier today with the oil delivery man and I noticed some of the support beams splitting. The inspector never ...
5
votes
1answer
1k views

How can I route an in wall dryer vent through double top plate?

I am looking to move the washer/dryer into the 1st floor walk in closet. Part of the process is putting in a dryer vent. I have seen some in wall vents for dyers and considering that as an option. ...
5
votes
2answers
6k views

What should I do about this load bearing wall that is only supported by a joist floor?

My floors pitch in the same spots as they do on the 1st and 2nd floors. My home was built in the 1890's. I have some soft spots in the basement joists and added 4x4" posts to each side of the main ...
5
votes
2answers
2k views

Free-standing deck joist layout

I'm trying to plan out a free-standing deck in an irregular-shaped garden. It currently has railway sleepers marking a garden bed around the west, north and east edges and the missus would like to ...
4
votes
2answers
137 views

Contact surface between subfloor and joists

I had to remove portions of the existing subfloor chipboard panels (18mm depth), which now I need to replace (I already bought a new P5 panel). The problem is that one edge of the hole is irregular, ...
4
votes
4answers
3k views

Will the original ceiling box in my 1939 home support a new 45lb chandelier?

I recently purchased in a house built in 1939. The electrical boxes and wiring have been replaced, but the ceiling support bar holding up the box looks original (i.e., flat steel bar attached to the ...
4
votes
2answers
135 views

Will ceiling junction box support fan mounting?

Will current ceiling junction box support fan? Not exactly sure if a fan was mounted to it prior as I recently moved into this apartment. Somewhat older of an apartment and box doesn’t directly state ...
4
votes
1answer
366 views

Previous home owner had hole drilled for shower drain through the metal web joist in the floor. Is this structurally ok?

It was approved by the town inspector, but maybe they missed it. I would like to know if this is ok structurally.
3
votes
3answers
271 views

Central supports for bed

I have an old Ikea bed with this kind of central supports: The problem is that these central supports are flimsy and tend to fall on the side, and I would like to find a way to secure them. For now, ...
3
votes
1answer
60 views

Reinforcing a load-bearing bolt in metal-to-metal assembly

I just got a new pull-up bar and am slightly concerned about the design. The bar itself is attached to the main assembly in such a way that its only support comes from two bolts on either side that ...
3
votes
1answer
182 views

Strange looking garage beam support post

I was looking to buy this house and then realize this room is strange. It used to be a garage but got converted to living space (with permit): It was a single lumber running across so I am not ...
3
votes
1answer
2k views

Will my existing deck support the weight of a new hot tub?

I have a hot tub on my deck. I'm ready to fill it but now wondering about the weight on it. The deck is 10' wide with 2x8 joists on 16"centers. The tub is 7' x 7'. When filled with water and people ...
3
votes
1answer
53 views

Best way to support walls of existing wooden outbuilding

I have been digging out the floor of a wooden outbuilding on my property, to prepare for laying a new concrete floor. The walls of the building have been built on top of old railway sleepers that were ...
3
votes
1answer
90 views

Storage space under stairs

I am looking to finish the area under the stairs. There are two diagonal beams under the landing step. Can these be removed or do they contribute to the integrety of the staircase?
3
votes
1answer
360 views

how to “float” a large desk (3000mm x 720mm x 40mm) between walls

I am setting up a home office at the moment in a 3m wide room and like the idea of having a desk "float" from one side of the room to the other. I am basing on this guide. For my desk I'm going to ...
2
votes
2answers
87k views

How much weight can lagbolts hold, or how can I support this piece of slate on a wall?

I am hanging a 42"x60" piece of 1/4" slate on a plaster wall. I am planning on using three 1/4" lag bolts through an oak 1x4 with a rabbet. Can you confirm that this is a good plan? The top will be ...
2
votes
1answer
623 views

How to calculate sizing for treehouse footing?

I would like to build a small free-standing treehouse without digging into ground and/or pouring concrete. Here is what I have in mind: It is, of course, for kids, so I don't think I need it to be ...
2
votes
2answers
3k views

How to fix sagging ceiling?

I have an older building on my property that I am in the process of fixing up. The person that built it used 2x4s for the ceiling joists and it is beginning to sag a bit in the middle of the ceiling. ...
2
votes
1answer
978 views

does this look like an up to code support beam?

we had an entry way widened a bit which required them to install a longer support beam. I'm absolutely not a professional. But the 2x4's supporting the larger beam don't seem very substantial to me. ...
2
votes
3answers
250 views

Should this 3 ply LVL bear on a single 2x4?

My engineer has designed a 6'6" beam to carry my load and this would consist of 3 LVL glued and screwed together. 7 1/2" LVL. Like most LVL, a single ply is 1 3/4" deep. So, as he has it specified 3 ...
2
votes
3answers
7k views

Rust at Bottom of Support Column

I'm just wondering how serious this is and also what are my options for fixing it? Best solution would be to replace the plates and column. How much work (cost) is that?
2
votes
2answers
2k views

How much weight can floor made of plywood over joists on concrete slab support?

I'm installing a 3' x 4' masonry heater that will weigh 1700 - 2000 lbs in a room that is a converted garage. The floor is plywood over 2x4 joists directly atop a concrete slab. How much weight can ...
2
votes
2answers
310 views

How do I install a countertop with a large overhang without using a corbel or post?

(Note: I don't think this is a duplicate. Most questions like this are about supporting an overhang using a kneewall, which is very different than a counter side.) I am having a new granite ...
2
votes
3answers
3k views

How can I connect metal rods together crosswise?

I have some stainless steel rods of diameters such a 1/4", 3/8", 1/2" or so, and I want to connect them together in some cases cross-wise to make a lattice. In some cases it might be convenient to ...
2
votes
2answers
4k views

What material should I use for a platform that holds 300-500 lbs?

I am making a flat platform with 4 leveling feet that can hold a 150 lb Corrosion-Resistant Heavy Duty Blower plus another 150-350 lb (so in total 300 - 500 lbs of mass). It is around 24" x 24". Do ...
2
votes
7answers
34k views

Can I get away with 5/4“ cedar decking across a 24” span in a children's play structure?

I am currently in the process of designing/building a play structure for my son. The structure will include a 5' high elevated deck, that is 6'x4'. The supports for the decking will be 24" center-to-...
2
votes
2answers
132 views

Is this half wall with spindles load-bearing?

In the second picture the blue line shows the top plate for the half wall with spindles and the red highlights a beam of 2x12's. I'm not sure if it is clear but the half wall ends at a 2x6 that has ...
2
votes
1answer
345 views

What are the requirements for supporting non-metallic cable through a finished wall?

I know this basic question has been answered before by reference to 334.30(B), but there's an aspect I don't understand. Does 334.30(B) allow unsupported installation if 334.30(b)(1) OR 334.30(b)(2) ...
2
votes
3answers
1k views

Bracing a metal-tubing clothing rack

Edit: See my answer below for the solution I eventually used. I bought a poor-quality clothing rack made out of metal tubing. Due to a design or manufacturing flaw, it sways badly from side to side. ...
2
votes
1answer
2k views

Kitchen cabinets - what thickness and type of backer board should be used?

When using a backer board for installation of cabinets, usually, at 34", 54"and 84", what thickness and type of backer board should be used? The walls in this old building remodel is plaster and ...
2
votes
1answer
76 views

Can I use the area above my garage for an extra room?

I want to use a 8 x 20 space above garage for an extra room (Load Bearing). It has two 2 x 10’s sister’d together spanning of 20 feet and 16 inches apart with no center support. Can I make this set ...
2
votes
3answers
4k views

Can I use knee bracing to cantilever a deck further than code allows?

I live in Florida and currently have a deck support by ten 9" round, 10' high pilings. The outer ledge boards are double 2x10x10 bolted to the piling which are notched to accommodate the double 2x10s. ...
2
votes
2answers
233 views

Name of this shelf support screw with plastic head

This shelf support is a screw with a semi-circular plastic head. Does it have a name? A name that can be used on Google to find this thing. Or the name given by those who produce it. Additional info: ...
2
votes
1answer
1k views

Non-metallic conduit support on horizontal surface in inaccessible space

NEC says I need to secure 1" nonmetallic rigid conduit (Schedule 40 PVC to be precise) every 3 feet, which makes perfect sense when it is hanging between supports horizontally, across joists, or on a ...
2
votes
1answer
140 views

Roof Rafter/Beam Joint pulling apart and sagging

There is a joint in my attic where 4 beams or rafters meet. Someone used a 2x4 to support one of the beams, but it did not work because the beam was in two sections.As you can see in the pictures, ...
2
votes
1answer
2k views

Knee brace alternative to support 12' 2x4 span for single tree treehouse

I see most treehouse's have knee braces to support the frame of their treehouse. I'm trying to find an alternative, if any, and also ask if my 2x4x12 frame will be strong enough. Here are pictures of ...
2
votes
0answers
172 views

Are 2x2s, 1x4s, or 1x2s sufficient for the support structure of a garage shelving unit?

I would like to build several shelving units in our garage. Each unit will be 36" deep, 88" high, and 60" wide. Each unit will have four shelves, and each shelf will be divided into two cubbies each ...
1
vote
6answers
11k views

What's involved in moving a support post?

We found this house that we really like, but it needs substantial renovation for our taste. The thing that killed it for us was the crazy kitchen countertop that has been narrowed to make way for a ...
1
vote
2answers
173 views

How to reinforce bowing foundation?

Please note: I am obviously not a tradesman, otherwise I wouldn't be on this site asking this question. However, in five years of home ownership I have: re-roofed my garage, resanded all the hardwood ...
1
vote
2answers
37 views

Suggestions for leg support and edge guard for countertop

I need to cut open some part of the wood countertop to allow for stacking up the washer and dryer. For support, how can I add a leg (blue) to support the remaining counter top. I am thinking it has ...
1
vote
2answers
98 views

cracked 4x4 that support some of the kitchen floor

picture worth 1000 words this 4x4 was there for years, I'm a new owner since about 2 years, i didn't really notice or took picture of this 4x4 before. should I be worried about this? it support the ...
1
vote
2answers
1k views

Vertical loft supports doing nothing?

Sorry I couldn't find an answer for this anywhere so thought I'd try the great minds here instead (am hoping shameless compliments will get me somewhere here!) Basically our loft has these 4 beams ...
1
vote
2answers
58 views

Support for butcher block desk

If I am planning on buying a product such as the one shown here and to support it using a solution such as the braces shown here - How often would you place a brace - Is every stud (~16") overkill, ...
1
vote
1answer
242 views

Leveling the sagging side of the home

I am buying a home and one part of the home is actually visibly sagging. While looking at the crawlspace, I've noticed that some work was done to support the home. It seems like there is no new ...
1
vote
4answers
352 views

Would two 1x10 placed together be as strong/load bearing as one 2x10

I have a rotted joist in my floor that I can access through my basement, but is above several pipes. I could squeeze a 1x10 through the gaps but can't get a 2x10 to fit. So wondering if I got two 1x10 ...
1
vote
2answers
365 views

Installing a pet door - no ideal location - support beam question

I am in the process of installing a pet door and there really isn't any ideal area in the living area to install it due to either things on the inside that are in the way or on the outside that are in ...