Questions tagged [structural]

Questions about the structure of a building (i.e. moving, adding or repairing walls).

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28 views

HELP: Supporting Vaulted Ceiling Mid-Beam

I'm working on calculating beam sizing to support one end of a mid-beam for a vaulted ceiling. The room is 16x20, with 4x10 beams spanning the 20' distance (48" O.C.). There is a mid-beam in ...
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1answer
37 views

Attaching porch roof or pergola to old brick home

I just took apart a very badly made porch attached to an old brick house (built circa 1890). I do not want to go into the details but the old porch was so badly built (cement blocks as footings, ...
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1answer
49 views

structure for DIY float tank

I have built float tanks before with wood and fibreglass. Now I'm living in another country and want to have a tank again, the option I want to build is like the zen float tank. So I want to know if ...
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1answer
67 views

Okay that TV wobbles when articulating wall mount is extended?

I have a TV securely (lag screws into studs) mounted to the wall with an extending/articulating wall mount. We don't move it around, the TV remains in fixed position, about 20" away from the wall....
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2answers
64 views

Need advice with the removal of the soleplate

WARNING: I know nothing about building houses. So feel free to teach me a thing or two. We are removing the bathroom so that will an open space as part of the living room. In red: -> Sole plate ...
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1answer
109 views

Can you lay bricks up right

When I look at pretty much every building, bricks are laid "flat" or horizontally - this is where the longest part is typically adjacent to the ground. I am aware, this is not a 100% rule, ...
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1answer
57 views

Loading Bearing Studs issue

I have some questions/concerns about my load bearing studs/wall in my basement stairs. My house is just 3 years old house and no modification done yet to any load bearing wall yet. You can see the pic ...
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2answers
66 views

Steel H Beam Needed For Outdoor Deck

Question: What size H Beams are needed? Background: I’m building a deck over our walkout basement. The basement is only 7’ tall, so the deck beams need to be as short as possible with the fewest ...
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2answers
37 views

Gluing Post Base To Concrete

I recently found out that one of the posts which support my roof is free to move around. The post bracket had rusted out and came out. Is there any way I can glue a post bracket to the concrete using ...
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2answers
66 views

Carport structural question

I'm planning on building a wooden carport with a lean-to, single slope roof for one car. The approximate dimensions 3.5 meters or 11.5 feet wide x 5 meter or 16.5 feet long. The question is, if I ...
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1answer
32 views

How to examine if there is termite damage in a ceiling or floor using a boroscope

Just treated for termites as they were coming up through the floorboards by the back door, and I wanted to check the existing wood since I've noticed some sagging floorboards. I can cut into the ...
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1answer
26 views

Safe to mount curtain rod to support beam?

I'm hoping to mount two curtain rods to span a distance of about 14' so I can partition a portion of my finished basement and make it easier to heat. There is a single wooden support beam running the ...
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28 views

Installing Ladder in Historic Brick Garage

Just bought an old home with a detached 1905 brick garage w/ loft. Currently, the only way to access the space is by pulling out a ladder and climbing through a 16" opening at the end. I'd like ...
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1answer
36 views

How to build up height of concrete wall to use as beam support for deck

I have two concrete walls on either side of a proposed deck area. In the middle of the span I have some concrete columns that will support a beam for a deck. My proposed deck design has 2x12s ...
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24 views

Sizing a beam for small cabin

I'm in the planning stage of a cabin with a ~16'x16' footprint and I'm spec'ing out some of the structural elements. Looking for some second opinions or thoughts. It's going to be a single-story with ...
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4answers
1k views

Extending Framing Studs From 8' to 9'

Well, I feel about as dumb as I possibly can right now, but I measured the ceiling height from the wrong point and purchased studs thinking the basement had an 8 foot ceiling, only to realize ...
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1answer
52 views

Roof truss with Odd 2x4 T-Shaped Reinforcement. Why is that there?

We needed to replace the air conditioning evaporator coil and air handling element. In this house the cooling element is located inside the attic of the house. And up in the attic space is really ...
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1answer
64 views

Is this drywall cracking a structural problem?

I have a multifloor condo, with garage first floor, living space second floor, bedrooms third floor. At the corner stairs from second floor to first floor, the drywall is cracking (and seems to be ...
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0answers
19 views

Replacement supports, removing old partial walls

My old kitchen used to be divided into two rooms with a wall separating the rooms. At some point, most of wall was removed, however, they kept some portions extending out. east wall - extension comes ...
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33 views

Lawn Shed Over Asphalt, BUT Using 4x4 Foundational Posts Buried With Concrete To Secure To Ground

I have REALLY old asphalt along the side of the house, like 30+ years old. It doesn't appear to have any sinking or cracking and has held up better than 15+ year old asphalt my dad had poured ...
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1answer
42 views

Can these posts be removed to open up this staircase railing?will I have to reinforce this beam? If so how would I do that?

I noticed the showhome of our model had a basement renovated with an open staircase and I'm wondering how simple it would be to do this in our home. I've attached a photo of what it looks like in the ...
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22 views

TV mount in plaster wall with no studs

Is it possible to mount a 65in tv on a 1.5in thick plaster wall over a fireplace? there are no studs, and about a 3in air space before its solid again. probably insde brick chimney wall. i never use ...
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24 views

Steel I-beam, Steel post, framing question

My basement was a coverup job. I won't go into what all was wrong with it, Long story short, we are fixing it all little by little. I'm trying to add a entertainment room. I've had the waterproofing ...
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3answers
93 views

What to use for 16ft span, max 1500 lbs

Greatly appreciate if anyone out there would have an idea what to use to support a lift in the center of a 16 ft span, and have a 1500 lbs max load? Thinking of maybe three stacked 2x8x16s??
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2answers
69 views

Hanging Punchbag in Cabin - Structural

I have a cabin at the bottom of my garden (photos attached) and am thinking about hanging a punchbag from the roof beams. I absolutely do not want the structural integrity of my cabin compromised but ...
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1answer
118 views

Can I drill diagonally through the top of my beam?

Remodeling our kitchen (and putting it on YouTube so want to make sure I'm right). I need to run 2 new circuits in our kitchen on a half wall so I can't run them down. Basement is open but the bottom ...
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2answers
206 views

Did I harm the integrity of my house trying to run a wire?

I wanted to run a CAT6 cable simply from a first floor room to the second floor room directly above it. I drilled through the bottom plate in the wall on the 2nd floor as shown. I first used a 1/2 in ...
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0answers
21 views

Cracked Ceiling Joist

I am installing new cabinets, and when I removed the kitchen soffit, I saw one joist with a horizontal crack that goes all the way through the joist and travels about 8 inches down the length from the ...
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1answer
59 views

Identify if this is a load bearing wall from the blue print

We are exploring the remodeling of our kitchen, and wondering if this wall between living room and kitchen is load bearing ? I have attached the blue print and photo. Are there any indications in the ...
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1answer
57 views

How to get electrical from the side of a beam into a wall under it without crown moulding?

I'm partially finishing an unfinished basement, and part of that involves installing a wall. I put the wall in the 'natural' place right under the central beam supporting the middle of the house, ...
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0answers
109 views

What size LVL beam to replace 17 foot load bearing wall (marriage wall) on first floor of two story colonial modular home

We are currently in the process of opening up the space between the living room and family room on the first floor. The house is a 2 story, 2600 square foot colonial modular house. The wall we would ...
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59 views

Installing new basement post to support first floor post

I am opening a first floor load bearing wall 15 feet wide . This wall sits one foot off from the basement center steel beam, with 2x10 joists 16" on center. The engineer has specified the first ...
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3answers
221 views

House shakes violently at least once a day

Summary: Our house shakes and sways for an instant almost every day (it feels like a car just ran into it) and we're worried it may one day collapse. Any suggestions as to what it could be? How to ...
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32 views

Filling first concrete floor with Autoclaved aerated concrete (AAC) brick to 3 feet height is good?

First concrete floor is with 500 sq.ft. area. Out of this, 200 sq.ft. is in projected form for about 3 feet height. So, we are planning to fill in with AAC blocks up to 3 feet height for the rest of ...
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55 views

Can I replace two 2x4 jack studs with a steel bracket attached to side of adjacent 6x6 king stud?

As part of my kitchen remodel, I want to move my refrigerator into a closet. In order for the refrigerator to fit width-wise, I need to remove two jack studs on one side of the closet that are ...
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33 views

What’s the ideal overhang for a 26’ LVL beam?

We just installed 3 LVLs (3) x 1 3/4x 24” x 25’ . Can someone recommend the ideal overhang on the posts for a beam this long? The engineer recommended 8’’ hang on the post on each side, but my ...
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0answers
26 views

Can I make hole above a lintel for a flue

I'm doing some work on a flat and want to move the boiler higher up than it is. That means putting a flue above the window. The problem is I'm the second to top floor flat. As you can see from the ...
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1answer
101 views

How serious are these cracks in drywall and foundation?

I just bought this 20yr old house a year ago and now I am noticing crack indoor as well as on the foundation. Indoor crack goes all the way across the ridge of the angled wall and down to the corner ...
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1answer
131 views

Why is my cottage wall bulging outwards? [closed]

Purchasing a cottage and trying to figure out how much work/money it'll be to repair an odd bulge in the wall. The south side wood wall is bulging out near the center. Although not clearly visible in ...
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3answers
708 views

MC Cable through double 2x4 top plate

I'll be newly wiring a room on the second floor, in this case putting in outlets. The house is old, balloon frame 2x4s, with a double 2x4 top plate that the rafters rest on. I have 250 feet of 12/2 mc ...
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2answers
57 views

How to detect a load bearing wall?

Hello - I attached a quick picture to help determining whether the kitchen wall is load bearing. when I checked my basement, it has set of four concrete square pillars (not in the center but towards ...
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1answer
53 views

Rotating a staircase and making a new landing. How do I support it

I am looking to rotate this staircase. Instead of descending in a southerly direction, I would like them to descend to the east. To do that my plan is to make the top step (step 5) into a landing and ...
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0answers
75 views

What is the right way to plumb bathroom drainage across small joists?

Finished the demo part of the bathroom remodel to find pretty significant damage to the floor joists caused by the original builder's "design" (see photos/video). Setting aside how I'm going ...
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1answer
118 views

Unsupported joists in attic?

In my attic there is a beam that ends 80% of the way through. A few of the joists are connected with nails but are unsupported laterally. Should these joists have better support?
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3answers
131 views

Can I put holes in every floor joist?

I have a detached workshop (30'L x 25'W) with two levels. The second level is mainly (only?) for storage (floor is 3/4" plywood and can be seen in the picture). The floor joists of the second ...
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1answer
65 views

Garage ceiling joist support for studio apartment?

I bought a house with a 24x24' attached garage. The rafters above the garage has a cape cod style. There's already a door in the attic space leading to the outside (2 stories up with no staircase....) ...
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0answers
28 views

Is lag bolting ledger board into foundation safe for overhead storage?

I'm planning a project for an unfinished room in the basement and I have an important structural question. There's about 15' of vertical space but I want to build 10' ceilings with access to overhead ...
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1answer
305 views

Rough opening is too small for sliding patio doors

Just before installing a sliding glass patio door today in our self-built home, we measured the rough opening and it is 1-3/4 inch too short for the height of the slider. (The slider is 6 feet wide by ...
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1answer
52 views

Can I put a “U” turn in my range hood exhaust duct?

In the photo below The red arrow represents the direction of the exhaust, as you can see there is a load bearing joist in the middle which I can't cut. I'm planning to build a recessed ceiling on that ...
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5answers
5k views

Can I put a 6" hole in this ceiling joist?

I'm working on my kitchen to add a range hood that goes outside the house. I'm putting the 6" exhaust pipe in my ceiling, between my 1st and 2nd floor, going in the direction of the ceiling ...

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