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2
votes
1answer
26 views

Can I build a car-port on the side of my garage?

I have a 2-car attached garage but three cars in the household. While I'm obviously aware I can just leave the third car in the driveway, it inconveniently blocks the cars in the garage and in the ...
2
votes
2answers
22 views

ceiling joist storage expression

I have pre made truss ceiling joist in the garage. The joists are 2x4x21'. I want to use space above the joists for storage. I want to sister a 2x6x21' or 2x8x21' next to 2x4x21' is this ok? If ...
1
vote
2answers
70 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 ...
0
votes
2answers
48 views

What size header do I need for a new garage service door?

I am going to cut out the wall in my garage under my stairs to build a small room. When I put up the door I have to use a header because it's a load bearing wall. Do I need to make the header out of ...
3
votes
2answers
307 views

Floating wall mounted office desk

I'm currently about to embark on redeveloping my home office. We have a room with a small alcove and want to mount a desk top inside it. The approx size is 220cm x 80cm We can source the wood we ...
2
votes
1answer
78 views

What kind of board can span 16 ft for a wall pergola

We are building a wall pergola that we want wisteria to grow on top of. The pergola will only come about 3.5-4 ft out from the wall (Edit: the columns themselves are less than 2ft from the wall). I ...
5
votes
2answers
83 views

How to go about building an aquarium into a wall?

I plan to install a 180 gallon aquarium in my basement. The dimensions are 72" x 24" x 25" About 2000 pounds after sand and decorations when filled How should I go about doing this without having ...
0
votes
1answer
32 views

Lot of cracking noises in the attic

I bought a house about a year ago and ever since there has been a ton of cracking noises coming from the attic. They sound like thermal expansion noises, but they happen all day and night, in any ...
1
vote
1answer
41 views

cracks on both side of the bay window

my house is a typical semi detached 1930 house, there are two cracks on the both side of the bay window , they are roughly about 3-4cm wide, it was easy to filled it up with the mortar. the crack is ...
1
vote
2answers
68 views

Can I drill a small hole in a concrete beam?

I need to pass a bipolar electrical cable through a concrete beam (30cm high, 15 cm wide) (12x6 inches). The hole would need to be about 1cm (3/8"). Is it safe to drill through it? There is no wall ...
1
vote
1answer
269 views

What was the purpose of this diagonal 2x2 along wall?

Local inspector passed me through insulation and I'm preparing to do the drywall. When I pulled the insulation wrap on the yellow insulation part, I noticed this 2x2 sticking out diagonally. For ...
1
vote
0answers
41 views

Should I use non-shrink grout to help with support posts?

I am installing a new, approx 16' support beam in my house, to be held up initially by adjustable jacks, and permanently by 4 4" wooden posts. Some time ago I saw on one of the construction shows an ...
14
votes
3answers
2k views

Is notching a flange on an I-Joist ever acceptable?

My home builder said that the following notch in a flange on an I-Joist was acceptable, but I've read that you're never supposed to do so. Is that true?
3
votes
2answers
51 views

Is a double 2x4 beam adequate for a 64" opening?

I am opening my dining room and I don't want to compromise the structural integrity. The previous entryway was supported by two 2"x8". The new entryway is supported by two 2"x4". The new support is ...
2
votes
3answers
558 views

What size beam do I need, and can I build one from lumber and steel?

I want to support a 20 ft. span of my roof where two roofs come together. My house is was originally 46'by 20'. A 40'by 12' addition was added, making an L shape, and when they put the beam in they ...
0
votes
0answers
34 views

How do you keep an LVL girder from rolling?

Quick background: I need to install a new main girder in the crawlspace under my house. The existing girder is of the homemade nailed-together 2x10 variety, and is beginning to twist, delaminate, and ...
0
votes
1answer
84 views

Remodeling… and now I need to make 2x4s into a beam(?)

After working to remove a wall that runs parallel to the ceiling joists, I've run into a little problem. The builder used a 2x6 for a nailer (to attach the ceiling sheetrock) on top of the 2x4 stud ...
0
votes
1answer
52 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 ...
1
vote
1answer
96 views

How can house corner be supported when there's a deep cellar next to it?

There's this layout (view from above). There's a log house supported by very weak foundation raised from ground level and there's a cellar right next to the house. The cellar is about 1,8 meters ...
0
votes
1answer
40 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.
0
votes
3answers
75 views

Safe to remove entry stairwall?

We have a split entry that is minuscule with stairs heading either up or down and a tiny landing. I would like to remove the wall separating the up from the downstairs (it may be the only wall that ...
4
votes
3answers
706 views

How can I choose the best lag screw / lag bolt?

I will be fastening Unistrut vertically along studs to facilitate garage storage, and want some guidance on choosing the "best" lag bolts to use. I want them large enough to handle hundreds of pounds ...
1
vote
1answer
64 views

Do I need to replace these metal support posts?

I have these 3 permanent lally support posts in the basement: post #1 post #2 post #3 Closeup frame captured from video #1 Recently basement was flooded so I tore down drywall prepping things ...
2
votes
0answers
63 views

Will my garage truss and beam configuration be adequate for a room in the attic?

I am getting ready to finish some of the space above the garage and have some questions. I am located in Pittsburgh, PA. The garage is sloped on both sides down to the floor. I was going to utilize ...
0
votes
3answers
208 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 ...
1
vote
2answers
515 views

Unsure about my structural engineer, can you check his drawing?

I recently asked my structural engineer to provide some calculations and drawings to remove the arch and further open up the opening between the double fronted sitting room of my 2.5 storey (2 at the ...
0
votes
1answer
3k views

How to calculate steel beam and posts size to replace existing wood beam in terrace

I have a covered terrace that extends 10' out (West) from the house towards the yard/pool and has a width/span of 32'. The current beam is made up of (2) 2x6 in wood placed side-by-side functioning ...
1
vote
2answers
2k views

How do I prevent interior doors from sticking in the winter?

We have several interior doors that only stick or won't completely close in the winter. We also get cracks in the drywall mud above the doors so I think something else is going on besides just ...
3
votes
3answers
314 views

What is the right way to mount a support column to a deck and to a header?

Situation: I have an existing deck with a roof overhang. I'm in the process of planning a rebuild and need to detail how the columns will A: attach to the existing roof and B: to the deck. I can find ...
66
votes
12answers
32k views

Is there a case where nails are better than screws, from an engineering/structural standpoint?

Is there a case where nails are better than screws, from a structural standpoint? For instance: Say you used screws instead of nails on a backyard deck, when the design specifically called for nails. ...
2
votes
2answers
108 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 ...
1
vote
1answer
80 views

How should I go about removing these two walls?

We just bought our first house, so go easy on me as I’m not an experienced DIY’er. I have read the documentation available on planningportal.gov.uk, but am still very confused. We’re hoping to remove ...
2
votes
1answer
147 views

Floor joist attachment improvements in presence of existing ledger?

TL;DR: AFAIK there are no joist hangers that can be retrofit in a location where there's an existing ledger board without removing said ledger, right? Is there anything I should think about aside ...
0
votes
1answer
207 views

What's the best place to get a single steel I-beam?

I am knocking down a structural wall in my house and replacing it with a steel I-beam. Where would I get that kind of thing? I am not even sure what to google. The beam is going to be about 20' long ...
0
votes
0answers
42 views

High Tunnel truss

I am building a high tunnel. I have a 40' jig onsite to build 10 parabolic trusses. Each is built w/ 2 1x6 laminated and screwed, then a 4x4 block every 1' then 2 more 1x6's epoxied and screwed ...
0
votes
0answers
71 views

My apartment has a bouncy floor, but it's the only one

While we're waiting for an official inspection, I wanted to get some Internet experts' opinions. I live in the 3rd-floor apartment of a building with two other units below me, all with virtually the ...
0
votes
1answer
28 views

interior clear span 16' header size

Hi I am looking to clear span 16' interior load on single floor home with light storage in attic. The opening now is 12' supported by 2 2 x 10 hemlock with 3/4"cdx glued in as core. Dose this need ...
0
votes
0answers
74 views

My brick-side window frame is bent. Is it unusual and does it need to be fixed? (Picture included)

My house has a brick front. All the windows at the front have the frame bent at the bottom, pushing back the woodwork and causing cracks (pic below). Interestingly, the windows at the rear, which has ...
2
votes
1answer
362 views

Remove closet center support beam?

I have a bump-out closet in an addition. It had two sets of bi-fold doors, separated by a beam in the middle. The beam seems to bare very little load, and I'd like to remove it for one continuous ...
2
votes
1answer
115 views

What is the difference between LVL 1.9 and 2.0?

A structural engineer gave me a header design using beams made from LVL 1.9. Looking around, I'm seeing more LVL 2.0 available locally. What is the difference?
4
votes
2answers
276 views

How should I run Cat5e cable between rafters?

I've got cathedral ceilings with no attic space and 2x8 rafters. There is no space to run wiring without going through the rafters. At the moment I've got my eaves open for an unrelated problem and ...
0
votes
1answer
52 views

Can concrete demo material be used as fill behind same project?

I am demolishing the old outdoor steps at the rear of my house, built circa 1955. I have discovered that they are not constructed on the ground surface, but sit upon a concrete block structure about 4 ...
2
votes
1answer
86 views

How can I fix composite deck railing that wasn't installed with brackets?

Had a contractor install a composite railing on my deck and he did not use brackets to secure the railings he just screwed it to the posts. This was 3 years ago, it looked great at first but, over the ...
0
votes
2answers
484 views

can I remove 1 collar tie

I'd like to create a small storage space in my attic. The beam in Red is low and just gets in the way. Can I remove one of the Red beams without causing structural problems? I am willing to put ...
1
vote
1answer
84 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 ...
0
votes
2answers
213 views

Should I move this support post in my basement?

I am trying to create a new bedroom in the basement. The first problem I hit is that there is this short concrete "wall" with a post coming out of it. Actually, the post is 3 2x4's joined together. ...
0
votes
1answer
123 views

Moving dirt in crawlspace in house with daylight basement?

Our house has a walk out basement (daylight basement). In the basement, there is one corner of the house, approximately 312 sqft that has an access door. Inside of that, there is a level portion of ...
0
votes
0answers
40 views

Possible townhouse units shifting

I live in a 4 unit town home. The two end units are ranch homes built on a slab and have a north and south entrance. The two middle units are raised ranch units built mostly over the two end ranch ...
1
vote
0answers
103 views

Can these metal ceiling drywall joists be removed?

I recently removed the drywall ceiling from my basement with the intention to leave it as an exposed ceiling. Would I be correct in understanding that the metal ceiling joists (highlighted in blue in ...
1
vote
3answers
345 views

Cheap way to reinforce 1/2" Pipes

I used some 1/2" pipe (I got it at Lowe's; I think it's typically used for gas?) to build a simple frame for a heavy bag, essentially an inverted U (about 6.5' high, 5' wide), attached to wooden feet, ...