Questions tagged [structural]

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

Filter by
Sorted by
Tagged with
1
vote
1answer
628 views

Big vertical crack in brick wall and loose bricks

I cleaned off some loose plaster (which was evidently a patch) around hairline cracks and I found this. The 2 holes actually contained bricks which were glued in with plaster (I saved the bricks). ...
2
votes
1answer
17k views

Load Bearing wall running parallel to floor joists above? [closed]

So I have a wall I would like to remove in my house (see picture 1-3). I did some exploratory surgery (aka cut holes) in the drywall to see what I was dealing with. This wall is running parallel to ...
3
votes
1answer
166 views

Illegal power connection, how should I handle this situation?

I saw a yellow (old flat style) extension cord wired to a power pole way above the meter and then the cord dropped to the front of the structure and was wired to the base of an unmounted porch light. ...
-1
votes
2answers
40 views

Support Beam for 14 ppt span

I have a 14 foot span that is load bearing on 1st floor, 2x8 joists. What is needed to support the weight on this cape in connecticut.
2
votes
1answer
536 views

Metal columns in basement span two beams

I am doing some renovations in my basement and noticed that the metal columns aren't centered on one main beam but centered on the gap between two beams. You can see it in the picture below (with the ...
2
votes
2answers
956 views

Overkill from my Structural Engineer, can you check his drawings?

I have a cape I am moving the stairs and dormering the back. My engineer sent me these drawings. I think its overkill that he put HSS steel posts with w6x25(steel beam) across for the support. He has ...
0
votes
1answer
694 views

Should my fan have been installed off center?

We recently had a Duralum freestanding patio cover installed. There's electrical running through the structure, and a light/52 inch fan coming down from the ceiling. The fan was installed 11 inches ...
0
votes
0answers
80 views

Are these cracks in a basement support wall normal?

I'm looking at a 1930's-era house that has stone foundation walls. The basement seems to have been dug out and it looks a wall was built to abut the exterior wall. The wall has a plaster or stucco ...
0
votes
2answers
4k views

Span of roof rafters, how to fix improper structure

I'm building a carport that is 30x24 ft including a 20x24 gable and 10x24 lean to. It currently has 2x4 roof rafters spaced 24" with collar ties about a foot below the gable peak, so 5-6 ft long ties. ...
2
votes
1answer
891 views

How should I replace a cantilevered rim joist?

The rim joist on the front of my house has water damage and needs to be replaced. When I pulled off most of the rot, less than half the board's thickness remained. The floor is cantilevered about 3 ...
1
vote
0answers
128 views

Retrofit Foundation Posts/Beams

Bought a new (old) place and our inspector pointed out beams/posts that need framing/structural straps in the crawlspace. Ballpark estimate I got from a foundation contractor (site unseen) was a $3,...
0
votes
2answers
2k views

Structural (cored) bricks for a patio?

I have the opportunity to purchase some pallets of structural bricks, the cored ones with three holes in them. I want to use them to build a patio but I live in Ohio where the winters can get harsh. ...
0
votes
0answers
37 views

How to Determine the Correct Size of Beam to Support Suspended Planter

I am trying to plan a project that will look like this. The bottom piece will be secured down and won't be able to move. I'm trying to figure out what size of beam I will need to connect the bottom ...
1
vote
2answers
102 views

This wall can be demolished, right?

Seems obvious to me that there is no load bearing on this wall since the wall stops at this point, but would love a second opinion.
1
vote
2answers
775 views

Leveling a sinking 1st floor addition that is about 4' off the ground [closed]

First time home buyer looking for good advice about possibly raising a sunken 2 room addition ourselves. Wood frame, the sill is in good shape no rotting. No warping or "cupping" of the rooms. The ...
2
votes
2answers
492 views

Trying to Determine if Attic Braces and Collar Ties are Structural

I have a 1924 house. The attic has 2x4 ceiling joists with 1x4 collar ties about 80" above the joists. The slope of the roof is 20/12. Below the collar ties there are two crossing 1x4 braces that ...
2
votes
1answer
131 views

Hardwood Flooring Direction on Older Subfloor

I have some old hardwood flooring in my house and I'm considering installing new hardwood floors as it's not in the best shape. The house was built in the 1940's and has an older type of subfloor that ...
2
votes
1answer
222 views

How to ensure all deck posts are sharing the load

I'm in the process of levelling my deck. Top down diagram below, showing decking perimeter (black), beams (blue) and posts/footings (red). Because of the irregular shape posts 1 and 3 are only 20" ...
0
votes
2answers
12k views

Filling a hole made in a wood stud

Bottomline, I think I've made a huge mistake. I was drilling through studs in a load bearing wall to pass a cable. This is on a doubled-up stud going perpendicular into a joist. Definitely load ...
1
vote
2answers
3k views

Deck post cut too short - possible solutions?

I have a new deck going in the back of my house, about 6' off the ground. Made a HUGE mistake and made cuts on the posts 4.5" too short. Short of removing the posts and concrete, digging new holes and ...
0
votes
2answers
6k views

Maximum span/strength of Howe Truss

I'm considering removing some walls in the center of a home with Howe Trusses (see pic). I know trusses are normally designed to transfer all the load to the exterior walls, but what concerns me is ...
4
votes
1answer
3k views

Is This Basement Window Frame Structural

I'm renovating a bedroom in the basement, and I am trying to upgrade the window to meet the local egress requirements (Ontario, Canada). We have a standard bungalow with cinder block walls, built in ...
1
vote
0answers
1k views

Holes through plumbers box (double header in floor joist)

A joist is right where the drain is for the bathtub and I am looking for a solution to do the plumbing. Currently, the plan is to do a 'Plumbers Box' in the floor joists which solves the initial issue....
2
votes
4answers
4k views

Fix Leaning Playhouse

We just moved into a new house and acquired this playset/swing in the process. When we walked through before buying it I never realized how badly it was leaning. I am now trying to figure out the best ...
2
votes
1answer
332 views

How can I support both floor joists and roof trusses while I replace wall framing below?

I have a wall with some termite damage near the tops of the studs and into the top plates. The wall is external front of the house. Wall is in blue in the diagram below. It supports the floor above, ...
1
vote
0answers
397 views

Sistering 2x8 joists to existing 2x6 under pitched roof

We are going to be remodeling our attic to create 2 extra bedrooms and a living space. Currently there are only 2x6 joist in the attic. We are being told that we should sister 2x8s against the ...
1
vote
1answer
78 views

Rising damp, ground floor walls

I have an old house (about 150 years old) which has an issue with rising damp. Plastic sheets were placed under the floors, so they aren't affected, but the walls (up to a max of 4 foot) are damp ...
2
votes
1answer
797 views

Can we safely hang a ceiling fan from our vaulted livingroom ceiling?

We have a tiny 1920's bungalow that's changed shape over the years, and we'd like to add a high efficiency ceiling fan to our living room in to replace an existing (lightweight) chandelier. The ...
0
votes
2answers
5k views

load limit for a 6“x8”, 8' span?

I am putting up a second story in a small building I want to create a framework to carry the load of the addition. I'm putting in piers and posts, which I have found correct info for. I have a stock ...
1
vote
0answers
178 views

Relocating a toilet without weaking floor joists

Can I drill a 4" hole in 2" x 10" floor joists 3' 6" from end of wall? I'm located in Ontario Canada if this is relevant.
3
votes
1answer
554 views

Unsupported Subfloor Hanging Over Joist

I'm renovating a 2nd floor bathroom and I made the mistake of cutting out the subfloor flush with the wall shared by the doorway. The problem is that this wall sits between 2 joists so my new and ...
0
votes
1answer
3k views

Knee wall separating from rafters in garage attic

I have a 24'x24' garage built with standard frame construction. The garage is about 15 years old. There is attic space above the garage bays for storage. The attic space has a knee wall of 2"x4" ...
4
votes
1answer
2k views

Reinforcing a Load Bearing Wall

I just finished removing 100 year old plaster/lathe combination over a long load bearing wall in my basement. It revealed quite a bit of termite damage to a load bearing wall and header going across ...
0
votes
1answer
4k views

Why can I feel my seven pound cat walking across floor of my home?

The house is only 9 years old. (I am the second owner) I know they settle but in the last year I can feel all movement across the floor- year ago I could barely feel anything but did notice that ...
5
votes
2answers
3k views

What are chances of split/weakened joists from ceiling hanging hardware?

I was supposed to hang some stuff to make space in the garage. So I started indiscriminately screwing a bunch of crap into the joists. Now I realized that I was stupid in my haste. How do I evaluate ...
0
votes
2answers
3k views

Will a 4x6 substitute for a doubled 2x6 header?

I am replacing a 3 ft single pane window with a 4 ft double pane window. The old header was just a single 2x4 laid flat with 2x4 cripple studs spaced 16 inches. My question is: can I install a ...
0
votes
3answers
1k views

How to spread load of fish tank

I am adding a large fish tank (65 gallons) to my second floor and would like to make sure to distribute the load across as many joists as possible. Is my best way of doing that to build a long, short ...
1
vote
2answers
208 views

Will supported 2x8s or unsupported 2x12s added to existing joists result in higher rigidity?

Background: I have a kitchen supported with 2x8s 16" o/c over a 13' 3" span. I want to install a 12x24 tile floor, so that much deflection is just not going to work. Question: I have 2 options I am ...
1
vote
0answers
195 views

Can a PSL beam support second story joists all hanging from it

My home is a 2 story home, built in 2003. There is one section in the home that was left open to above with approximately a 20' ceiling in this case. This is over the living/dining areas of the home ...
0
votes
0answers
144 views

How do I make my floating shelf stronger/less susceptible to vibrations?

I'm building an entertainment center. I plan to put a turntable on the middle shelf in the picture below. There will be a floor standing speaker directly below the shelf. I expect the bass from the ...
1
vote
1answer
8k views

Why are there cracks all over my upper floor ceilings and walls? [closed]

We bought a townhome in 2012 and we moved in. The walls were OK, no cracks except an oblique one near the vent in the bedroom. In the summer of 2014 the association decided to replace the roof. After ...
2
votes
1answer
2k views

Repair or Replace Cut Floor Joist

After removing an old bathroom floor in a historic structure, in order to sister joists for a level surface to install new subfloor, we found that one of the original floor joists was notched, and ...
0
votes
0answers
86 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 ...
3
votes
2answers
54k views

What size beam should be used for a 15' patio cover span?

I'm looking into building a covered patio and am having a bit of difficulty finding the proper beam size required for the spans between posts. The cover will consist of either a ledger board attached ...
1
vote
0answers
79 views

Concrete slab between stories

Here in the U.S., pretty much all the houses, even those that are made of brick, have framed floors, meaning there are 2 x (usually 10) joists from one side of the house to the other and then OSB ...
0
votes
2answers
171 views

Does my house need structural enhancement?

I live in an area with clay soils, so the homes here move quite a bit leading to typical cracking in drywall around door and window frames. My home seems particularly bad, ex this large crack in my ...
1
vote
0answers
120 views

What aspects of bricklaying are most important structurally vs aesethically

I've seen homes where the mortar is squeezing out between bricks. This appears pretty sloppy must still be structurally sound. It seems that the pointing of the joints is just an aesthetic choice. ...
0
votes
1answer
141 views

How should I add a second level to a closet?

I would like to separate a closet into two levels for storage. The closet is 55" by 55" with 8' ceilings. I would like the second level to cut this in half at a height of 4'. I was originally ...

1
5
6
7 8 9