Questions tagged [structural]

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

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1answer
41 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
45 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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2answers
185 views

Are these walls load bearing

Looking to remove the closet and wall in this restroom. Already had a structural engineer look at it before I removed the drywall. He only checked the studs with a Franklin stud sensor and didn't go ...
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2answers
65 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
73 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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1answer
60 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
2k views

Replacing ceiling joists with rafter ties higher up on the rafters

I'm trying to help my grandfather plan for a remodel of his 1950s home. The original structure is 24x24' with 6" rafters spaced about 20" apart on a 6/12 roof. He'd like to be able to have a "vaulted ...
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1answer
111 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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2answers
69 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
68 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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0answers
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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3answers
94 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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25 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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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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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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3answers
123 views

How to attach single step for deck where deck rim joist is not low enough to overlap step rim board

Similar to this question. I am trying to attach a single step to a deck located adjacent to a patio, a setup which looks like this: I'm trying to figure out how to secure the step effectively. Here ...
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1answer
53 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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1answer
88 views

Steel stair stringer size

trying to design a straight stair run using steel tubes as stringers. total run = 10'-0". total rise is 8'-8", width 3'-0". Support is only at each end. yes these are steeper than ...
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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
108 views

Lime mortar mix ratio

I am going to repoint an old interior brick wall (This is my first time) but the problem is that, I do not know what the best lime-to-sand ratio is? 1:2, 1:3, 1:1, 2:2 or something else? I want my mix ...
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3answers
91 views

Is it possible to cut a larger opening in this window / serving hatch of this pool house?

I'm curious if it is possible to cut a taller opening in this pool house or if that would create structural issues supporting the roof From the inside you can see I would remove the 3 stubby studs ...
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1answer
43 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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0answers
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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0answers
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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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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1answer
887 views

Do I need a lintel on a non-load bearing wall?

I'd like to knock through an internal, 8cm-thick wall in order to install a door. The door will be sliding, and the sliding rail will be drilled into the wall above the opening. I know lintels are ...
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2answers
71 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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4answers
278 views

What are the requirements for a header for an open passageway through two rooms?

My question is for both load and non-load bearing walls. There used to be a hinged door between the kitchen and dining room, who knows when it was removed (I've been here a couple years). The door ...
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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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4answers
4k views

Are these integrated diagonal wall braces structurally important?

I was helping a friend expand the width of a closet door, and when we pulled the drywall off the interior wall frame, we noticed some 45-degree wall braces in the interior wall. I am pretty sure ...
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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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2answers
2k views

What is the best way to hang a weight lifting pulley system in my detached garage?

I want to hang this pulley system in my garage (partially pictured above) and probably will be loading it up somewhere between 100-200 lbs of plate weights: https://www.spud-inc-straps.com/econo-...
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2answers
422 views

Aluminum vs galvanized vs stainless tubing for fence with railing?

I'm building a simple fence that's composed of 1" or 1.5" OD x 0.065" wall x 4-ft tube soldered to a stainless steel base that's bolted to concrete. This fence will have a wood rail at the top. ...
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0answers
63 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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0answers
126 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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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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1answer
290 views

Is a soundproof stud wall made of 38 x 63mm CLS strong enough?

I'm building two stud walls joining at a right angle to create a small room in the corner of a larger room. The timber I'm using is 63x38mm (2 1/2" by 1 1/2" - actual measurement) CLS. One wall is 2.4 ...
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3answers
228 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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2answers
3k views

When sistering a joist or rafter, must the ends of the sister be supported?

When sistering a floor joist, must the sister be full length to the original joist and must the ends of the sister be supported on a sill or beam for the sister to be truly effective? Assume the ...
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0answers
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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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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0answers
58 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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0answers
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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