Questions tagged [load-bearing]

A load bearing wall supports the structure above it, and thus cannot be removed without replacing that support. Use with the [walls] tag

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1answer
998 views

Calculating rafter size with purlin bracing

How do I calculate rafter size with purlin bracing? The total span is ~23' and the purlin bracing is ~9' from one side and ~14' from the other. Is it calculated on total or clear span? Edit for ...
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2answers
7k views

How can I attach angled beams to a post?

I'm designing a deck with 3-2x10 beams supported by 6x6 posts. I know when the beams go straight across the posts I can use any number of brackets designed for that purpose, like Simpson AC4 (or AC6, ...
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1answer
2k views

Identifying a load-bearing wall

Can I just triple check to get your views on whether the indicated wall in this house floor plan (between kitchen and diner on ground floor) is a load-bearing wall or not? Very much appreciated.
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1answer
977 views

Shear and Point Load rules of thumb for maximizing window area?

Scenario: One-story ranch house, 25 feet front-to-back, on a concrete perimeter foundation, in California (seismic loads). T-111 plywood exterior. I would like to maximize the glazing area of the ...
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2answers
2k views

Will 1x4's and 1x6's be enough for an aquarium stand?

I'm building an aquarium stand, with only wood and screws. I'm only equipped with a miter saw, a drill, and some hand powered saws and a leveler- this will be my first woodworking project. The goal is ...
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2answers
2k views

Resolve argument on load bearing walls [closed]

Here are both the builder blue prints and foundation plans. According to the plans all external walls and garage are load bearing and internal walls are not. There is no built up foundation/headers ...
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0answers
79 views

General procedure for replacing load-bearing wall with truss on top

What is a general procedure for replacement of an external load bearing wall wherin the wall is bearing the load of the upstairs floor joists, but also has roof trusts which land directly onto the ...
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1answer
441 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 to ...
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1answer
548 views

Max load bearing weight on shelves

I installed these shelves: http://pin.it/1gqQDHD But they are not in studs simply screwed into the dry wall with the plastic expanders (my building is old and the studs don't match the length ...
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0answers
212 views

Moving kitchen opposite bathroom

Initially I wanted to convert the flat to a one bedroom, but it doesn't seem feasible due to lack of fire escape route from what would have been the bedroom (flat is higher than 4.5m from the ground).....
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70 views

Wall Mounted Bed and Desk

Hello and thank you for taking your time to review my situation. I am having some questions regarding how I would go about mounting a bed and desk to a wall. My goal is to have them solely attached ...
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1answer
3k views

Can I replace a drop-in sink with a counter-top mounted sink?

Would it work to remove a drop-in sink and replace it with a top mounted sink? I'm thinking that now work would need to be done to the counters themselves besides attaching the new sink. The original ...
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129 views

Large aquarium floor load

I'd like to put a 125 gallon aquarium in my entry area with a 55 or 75 sump tank underneath it. All told, I'm looking at likely 2250 to 2500 pounds over a base that's no more than 5 feet long by 20 ...
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1answer
425 views

Replacing Drywall Railing with Glass Railing

I would like to replace dry-wall railing that separates the 2nd floor loft with glass...but it may be a bit more complicated. Background: Two stories Vaulted roof Ground Level has high vaulted ...
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1answer
76k views

How do I determine if a wall is load bearing?

I'm considering removing a wall in my master bathroom but I can't tell if it is a load bearing wall or not. I've done a fair amount of research. I don't have the house blueprints, and it's difficult ...
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709 views

Type of Lumber for carport load-bearing post replacement?

So I need to replace the 5 load-bearing posts on my carport due to visible rotting. Do you recommend using the standard Southern yellow Pine Pressure treated 4x4 lumber I see in your typical big box ...
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2answers
2k views

Is there any way walls that don't go to ceiling are load bearing?

I am planning on removing a few walls between my kitchen/dining/living rooms. I keep having people tell me to be careful in case they're load bearing, which I know, but the walls don't run to the ...
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1answer
93 views

Can I remove this wall?

This is the plan of the house I'm living in, and I'm thinking of making some changes. The measurements are in cm. The construction brick, circa 1980. It has only ground and first floor. Before I'll ...
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2answers
1k views

Making box joists with OSB?

I'm looking for information on construction details and how to determine appropriate size for box joists sheathed with OSB (similar to this document that describes such joists sheathed with plywood, ...
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1answer
105 views

What length header should I consider?

I have 2 bathroom remodeling we are planning on the 2nd floor of 2 storied house. I want to carve out part of the bathroom as laundry room where Washer (27") and Dryer (27") will be stacked in a ...
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1answer
752 views

Easy way to find out if this wall is load bearing? (double top plate, but parallel with trusses) with pictures

It's a single story house (but this is an addition done in the 80's I think). I know a double top plate usually means it's load bearing, but parallel with trusses means it's usually not load bearing. ...
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1answer
6k views

Replace load bearing studs with 4x4 posts

I would like to open up our dining room to our living room, but don't want to install an LVL due to a limited budget. We decided to get creative. By simply removing the sheetrock, and using the ...
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4answers
37k views

Why mate two boards instead of using one thicker board?

I need to build a footbridge across a creek and, due to soft and low land around it, will need a long span crossing the creek. I found this tutorial by Ron Hazelton where he makes a bridge with a 12' ...
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1answer
1k views

Where can I find information on making footbridges with a long span?

I have a creek I need to cross with a footbridge. While the creek is only about 3' wide, the main span of the bridge will have to be somewhere between 14-17' feet long, due to low, wet, and loose ...
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2answers
4k views

Why are two columns holding up this support beam?

We purchased a new Ryan Homes house ten years ago and are now finishing the basement. Down the center of the basement ceiling is a large steel I-beam between the footers. Given the size of the house ...
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1answer
417 views

Are these walls holding up my roof? [closed]

Hello I have a room that we have to insulate. To do it properly, I am thinking of tearing off the drywall. Then the thought hit me that since I'm going to be redrywalling the room, can I also take ...
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1answer
2k views

Calculating floor load strength

Well I'm sure this had been covered over and over. I could not find the formula I seek. I'm building a storage room in the back of a large steel building on my property and I was thinking I'd use the ...
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1answer
100 views

Will my wall stand up to fairly heavy pine planking on the inside?

I have just purchased yellow pine tongue-and-groove lumber for the interior of my home. As I moved the wood in 16' lengths into to house to acclimate, I noticed the extreme heaviness of each piece. ...
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1answer
1k views

Need to find out if this is a load bearing wall on my second floor

I have a desire to open up my second floor to make one big room (it's my bedroom and want a king size bed and closet). The room is currently split about 65/35 by a wall that does not appear to be load ...
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1answer
2k views

Is this foyer (wall) load bearing, in a condo

I live in a 5 story condo, on 2nd floor. I wanted to remove this foyer (in picture labeled as ENTRY). I see joists running across the room, left to right in the picture. The structural engineer came ...
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2answers
12k views

Will my roof construction allow attic flooring?

I am looking to add plywood flooring in my attic for storage page. There is a lot of space, very large areas. From what I've been reading, it looks to be ill-advised to add flooring if the roof was ...
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1answer
109 views

Load Bearing or Not How Can I Know For Sure

We have an unusual 3 inch thick poured concrete floor in a steel mesh in the ground floor of our house, under this is a basement like area with an old riveted steel across half of it and a couple of ...
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5answers
1k views

What's a high R-value insulation material alternative to dimensional lumber

Years ago I read somewhere about a building material described like this : a composite/synthetic material (not wood) available in traditional dimensional lumber sizes (e.g. 2x4) rigid enough to have ...
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1answer
430 views

what size of beam should I use to replace 3 2x8 that is 16 feet?

What is the equivalent of a 3 2x8, 16 feet? I would like to use one beam (for decorative effect) instead of the 2x8s since the beam will be exposed. This will go up in my dining room ceiling. If the ...
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3answers
2k views

Wall on subfloor is load bearing or not?

So I want to remove a wall dividing my kitchen and dining room. It is full height, so it could be load bearing. The floor joists under it run in parallel to the wall, which leads me to think it is ...
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1answer
111 views

Determine which way to place beam for maximum strength

I have a 4" x 6"-16' treated wooden beam. I am trying to determine which way the beam should be placed to provide the most strength for the decking.
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1answer
128 views

load or non-load bearing wall? [duplicate]

Good afternoon, we are in process of renovating a small apartment that has been gut renovated in 2000. We want to move a door position 40" to the right and install a pocket door instead. The metal ...
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2answers
225 views

Mounting pull-up/exercise beam in corner above window

I'm considering mounting a beam for climbing exercise equipment similar to what is pictured below (see here for complete details): The set up (in my case) would consist of two 20" 2x8 base boards ...
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3answers
3k views

replace load bearing post with steel column

So I have a joist that stops short of a stairwell and doesn’t connect to the foundation and I’m going to move the supporting beam back 2 feet (it’s about an 8 ft run between the header and other ...
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1answer
307 views

Is this wall load bearing? See photos

I'm looking to tear down the wall between my kitchen and dining room, and I'm wondering if it's load bearing. If so, it's a 9' section that I want to remove. Would two 2x10s with 1/2" plywood ...
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1answer
464 views

Building an archway

As part of a much larger building project, I will be replacing a 12 foot section of wall between two rooms, which includes removing two 2x4s and one 4x4. The 4x4 is due to the house being built using ...
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2answers
586 views

Structural cross joists and load-bearing walls (century home)

I have a friend that recently took possession of a century home. Its a 4 plex and He was told it was an old school house (at least at some point in time). We’re experienced weekend warriors but ...
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1answer
152 views

Does embedding rebars along the face provide tensile strength to a load-bearing wall?

The house dates back a billion years. Some parts older than others, and added as either obvious/not-so-obvious extension. One such structure is a stand-alone room whose rear-wall (upto about 3 feet ...
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2answers
8k views

How is this plan for repairing load bearing rotting posts with epoxy (pics included)

My carport has five 4x4 posts with two of them are showing serious signs of rot. I have attached a photo of the worst and 2nd worst looking one, and what the other ones look like. At first I thought ...
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2answers
2k views

How big of a beam for a load bearing wall

I have a wall in my basement that is load bearing. Right now, they put a door opening in there (and probably overdid the header for it). I would like to remove a 7 foot section and open it up for a ...
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1answer
487 views

Are these walls near a skylight, load bearing?

My master and guest bathroom are back-to-back (toilet-to-toilet). Both bathrooms have a tall skylight this size (~4' square). The skylights are about 5 feet apart from one-another. Master Bathroom, ...
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1answer
3k views

How do I install a new header in an exterior load-bearing wall?

I am replacing a 36-inch exterior door with a double door, 6 feet wide. It is going into a studded ground floor wall. There is another story above it. House is 24 feet wide. Assuming I am reading the ...
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1answer
1k views

Framing a window directly through a post in post-and-beam construction?

I have a single story home built on a concrete slab using post and beam construction. I have 4x4 posts spaced 5 feet apart along the exterior wall with 4x8 beams holding up a 4" tongue and groove roof ...
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1answer
22k views

Can I build a pergola on an existing deck, without digging more footers?

A couple of years ago I built a deck onto my house. It is 32' x 14' I used a cantilever design at 12' with 2x8" floor joists, with 2x6" decking boards. The Cantilever beam was set on 6x6" posts that ...
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2answers
447 views

Can I hang a mirror by anchoring into furring strips?

So I'm remodeling my half bath and I want to install this mirror. Unfortunately, Moen's site doesn't tell me how heavy the mirror is so I weighed it using my weight scale (I know, not very scientific!...