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2
votes
1answer
82 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
151 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
38 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 ...
2
votes
1answer
141 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 ...
0
votes
1answer
802 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 ...
0
votes
0answers
41 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
21 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
26 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
87 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
51 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
153 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
30 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
58 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
97 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
46 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
72 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
70 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
36 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
76 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
301 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, ...
0
votes
0answers
36 views

I want to know what the support intervals have to be for a 2 mm 5 bar aluminium plate?

I want to know what the support intervals have to be for a 2 mm 5 bar aluminium plate. It is for a walkway at my home. The dimensions of the walkway is 4 m X 1.1 m Sheet will be supported on the ...
0
votes
0answers
49 views

Building an inverted climbing wall onto a tree?

We have a cottonwood tree in our back yard with a treehouse in it, I have one vertical climbing wall on one side, but we're thinking of putting an inverted wall on the other. The tree is one large ...
1
vote
4answers
317 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
0answers
141 views

Do I need a header for an egress window?

I am in the process of finishing a bedroom in my basement. I need to add a window to the room and the selected wall is poured concrete. I need to know if I have to add a header above the window in the ...
2
votes
1answer
68 views

Can it be appropriate to orient a 2x4 “wide side out”?

When we frame walls, we normally orient the 2x4 with the thin surface facing outward. What are the consequences of orienting the 2x4 so that the wide surface faces outward instead? Does the wood ...
1
vote
1answer
47 views

How do you build a portable lightweight frame for trees?

I have fruit trees that vary in size that need frost protection in the winter and bird protection in the summer. I have been hanging frost cloth and bird netting over the trees using the branches as ...
0
votes
1answer
641 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 ...
3
votes
1answer
129 views

Front House Posts Not Resting on Anything

I have 5 roof support posts that are supposed to be resting on concrete blocks but one of them is not even touching the concrete block and the other 4 have some separation from the concrete block. ...
1
vote
0answers
30 views

Calculating Tie Plate loading and double shear

I am considering the use of L strap ties from Strong Tie. I will be connecting two 4x4's in an L-configuration. The image at the very bottom-right corner of the below PDF illustrates exactly the ...
61
votes
11answers
26k 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. ...
1
vote
0answers
95 views

Minor Crawlspace Excavation: Need permits/structural engineer?

Background: First house, built in the late 60s, bought in October 2014. Original house has crawlspace with combination cinder/concrete foundation. Master bedroom is an addition to the house with a ...
5
votes
2answers
200 views

How can I stop a porch crack from causing internal cracking?

My front porch slab has cracked and part is at least an inch lower. It is supporting the roof. Now there is a crack going up the inside of my drywall at the same place. Suggestions on how to solve ...
3
votes
1answer
335 views

How can I permanently fix a sagging floor?

I have a home I purchased roughly 18 months ago. The house is a traditional 2 story cape code (3BR 1BA) and is structurally very sound and extremely stable. However, on the primary floor of the ...
2
votes
3answers
246 views

Is it safe to shave off 1/8" from a load-bearing stud?

I am trying to install a small metal media cabinet in a load-bearing wall in my basement, but unfortunately the cabinet is about 1/8" too wide to fit between the studs. Is it safe to shave off a ...
0
votes
2answers
44 views

Looking for a practical way to find the metal posts locations in finished walls

I am looking for a practical way to find metal posts location in a finished basement walls or finished ground floor walls. I am trying to understand how my house was built. I would like to remove a ...
7
votes
2answers
12k views

What size ceiling joists and rafters should I use for a 14' span?

I'm going to build a single story addition to my home with a width of 14ft. I plan on using ceiling joists every 16" but I'm not sure which size to get. The roof will be asphalt shingles and the attic ...
2
votes
1answer
8k views

How can I calculate the yield strength of steel tube?

There's a lot of information -- and even some debates -- on which has a stronger yield strength between square and round steel tube. The majority points to square when the dimensions are equal at the ...
2
votes
2answers
284 views

Ceiling cracks appear and worsen over weeks. Self repair or professional?

Background We recently purchased a home built in mid-50s. At the time, no structural movement or displacement was noted by the home inspector. Over the last few weeks, there have been long cracks on ...
9
votes
2answers
2k views

Is joist sag at connection with header a problem?

I am having the ceiling in the finished part of my basement redone, and have it fully open now. I can see the connection of the joists to the headers have given somewhat, as the house is 85 years old ...
1
vote
1answer
75 views

What is the unit dead load of concrete?

I have a question about what the unit dead load is. For structural concrete, the unit weight is 145 pounds per cubic food. Is the Unit Dead load 145 pounds?
3
votes
1answer
119 views

Should my chimney sit on my roof?

I am renting a house built in the 1940s. The mortar around the brick was cracked causing leaks. Someone had built a chimney around the outside of the original chimney. So outside it's twice the size ...
2
votes
2answers
235 views

Are these foundation issues significant?

My wife and I are in the process of purchasing our first home. It is 8 years old. We have found one that we like, but I am a little hesitant about going through for two reasons. The foundation ...
1
vote
0answers
89 views

Information resources for Traditional Japanese Homes

My family and I are preparing to purchase a more or less traditional Japanese home in Hawaii. I am checking up on the claims that it was brought here from Japan and built in 1965. Interior ...
0
votes
3answers
16k views

My 5th (top) floor apartment is shaking; what might cause this?

I live in a developing country (so don't have much faith in building codes), and have been experiencing increasingly noticeable and frequent "shaking" in my top fifth floor apartment. I'm seriously ...
2
votes
2answers
9k 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" ...
0
votes
2answers
73 views

Who do I call to approve minor interior structural changes to my house?

I want to knock down an interior wall in my house and make a dropped ceiling flush with the remainder of the room. It should be a fairly straightforward home improvement project that I am quite sure I ...
2
votes
1answer
2k views

Replacing rot in wooden porch column

I have a porch column which has some rot at the bottom. These are smaller porch columns similar to http://www.homedepot.com/p/Unbranded-6-in-x-6-in-x-8-ft-Pine-Porch-Column-709721/202087424. I've ...
3
votes
2answers
2k views

14ft Ceiling beam sagging 5/8" - what to do?

First some background: Our home is a 2 story detached. On the main floor it is entirely open concept, with a ~14' drywalled horizontal support beam separating the kitchen from the living room area. ...
6
votes
1answer
859 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. ...
1
vote
1answer
246 views

How can I remove an inner wall of a gambrel house?

We own a Gambrel house built in 1978. I want to remove a six foot wall section that includes a doorway. This wall runs parallel to the floor joists in the basement. The main center beam is about three ...