Questions tagged [foundation]

The base on which a house or other structure is built or installed, connecting the structure and transferring its load to the ground. Questions using this tag should include additional tags to identify the type or material of the foundation.

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

basement floor crack widening in newly built home - is this a problem?

Our home was new construction and the basement floor was poured around 1.5 years ago. The builder installed control joints in several locations in the basement slab. Several of these joints have ...
0
votes
1answer
300 views

How to prepare for 1 3/4“ to 4” concrete overlay: rebar vs wire mesh vs fiberglass

My house currently has a 3rd car garage that I would like to convert and extend my family room. The biggest question is how to raise and level the garage floor with cement (preferably). I spoke with ...
1
vote
0answers
78 views

Foundation depth for mortared stone wall

I am building a mortared stone retaining wall and I am wondering on what depth to dig down for the foundation with which the stones will sit on. From what I gather from resarching, they say to dig ...
1
vote
2answers
810 views

Proper way to level a shed foundation on concrete patio

I am building a shed from a kit. The floor kit has a pretty standard 8x12 layout, but the instructions state that it should be leveled by setting it on 3 parallel treated 4x4s (runners), and that the ...
0
votes
1answer
86 views

Can someone explain my foundation plan

I requested a copy of my building plans from the city and I received them but I want to make sure I am reading them right. It looks like the foundation says the following: It looks to me like it says ...
0
votes
2answers
99 views

Leveling ground under old shed

I have an old large shed I'm trying to get back into shape. The building is about 50 years old and 16'x48'. One of the long sides had sunk in the middle by about a foot, giving that side a bit of a 'V'...
0
votes
0answers
41 views

Need info on block for a vinyl storage shed

I am putting up a 10 w by 8 deep vinyl shed. My intent is to build the base out of concrete block. I am want to put a solid base of block. I am then going to put 1/2 in thick pressure treated sheets ...
0
votes
1answer
51 views

Should I repair, replace, or remove damaged foundation insulation?

I live in upstate NY and my house was built in 1996 and it has the white thick foam insalation around the foundation. It looks awful and now I have bugs chewing it and building homes. Can I just ...
0
votes
1answer
207 views

How do I seal the bottom plate along my foundation?

I have a "steps" in the foundation where there are slim but visible openings to the outside. My questions are; How do I seal this? From the outside/inside? What product do I use? Edit: Picture of ...
1
vote
0answers
586 views

Wires run through foundation vent screen

I need to replace the foundation vents in the house I recently bought. Unfortunately, AT&T, Time Warner, and others have run wires through one of the screens. I can't easily detach the wires to ...
0
votes
0answers
243 views

Quikwall parge showing blotches

We recently parged our basement walls using quikwall parge mix. The concrete is now 50 days old and we are planning on painting it with drylok. However, there is one splotch that still looks wet. This ...
0
votes
1answer
213 views

Does Polyurethane foam also stabilize soil?

I purchased a house last year and discovered over several months that I live in an area with highly expansive dark clay soil. This has caused cracks in my floating slab foundation, drywall, and of ...
0
votes
0answers
106 views

What is the correct type of anchor bolt for attaching a sill plate to a slab once the concrete is dry?

If you need to install additional anchor bolts after the concrete has cured (and thus can no longer install traditional J bolts), what is the correct type of fastener that can be installed into dry ...
1
vote
1answer
303 views

So Cal garage conversion: Proper way to level floor

I own a tract house built in southern california built in 1995. There was a builder option to have a 3 car garage (standard 2 car with tandem garage) or a super family room where the extension ...
0
votes
1answer
678 views

Shed on grade foundation height limitations

I am building a 10x12 shed on a slight slope. I was hoping to do an on grade foundation, but when using a string level, it looks like my slope is about a 2ft difference on its lowest corner. What ...
1
vote
1answer
682 views

Do I have a natural spring or a leak

I live in South Mississippi and have lived in my home with a slab foundation for about 20 years. I have never had a problem with the foundation and the ground is mostly red clay. We do have a septic ...
1
vote
2answers
200 views

Should I be worried about these v-shaped cracks in my newly poured foundation?

The foundation company just took the forms off, and when I went to take a look, I noticed three sides had this v-shaded crack on them that's visible both inside and outside the foundation wall. This ...
1
vote
0answers
48 views

New build next to existing slab

I want to build a new structure, with walk out basement joining up to an existing structure that has a slab foundation. Is this possible? what about the slab/footer for the existing structure, how do ...
1
vote
1answer
120 views

Basement Footer Removal

This is kind of a convoluted situation, and I hope it isn't too confusing. I just bought a home with my wife, and in the basement there was a hideous bathroom. Functional, but hideous. So I am ...
0
votes
1answer
1k views

Remedies for brick veneer movement

This property is on a walk-out basement foundation in a heavy clay soil. In several places, the brick veneer has moved, cracking and causing misalignment as pictured. The one pictured is by far the ...
1
vote
1answer
38 views

Exterior of addition's foundation leaks

My driveway runs along the side of my house to the back yard. One of the ten foot sections has shifted so that it angles towards the house. Water collects there and seeps into the house. The room it ...
1
vote
0answers
142 views

How to fill cracks in concrete slab inside house

My house had some foundation issues and the slab inside the house has separated from the foundation wall mostly all around inside the house. Some cracks are about 1/2" and I'm thinking in filling ...
0
votes
1answer
37 views

New home foundation

I have a question. I am thinking of buying a newly constructed home. I was at the site the day before they started putting up the cinderblocks for the slab foundation. I was sinking past my ankles in ...
0
votes
1answer
2k views

Can cement backer board be used to support bluestone or slate outdoor raised patio?

We are designing a multi-level stone patio. To exit the kitchen directly onto the stone patio, the highest part of that patio would be 12 inches above the foundation. The next level would be flush ...
2
votes
1answer
106 views

How to determine if my house is continuing to settle?

My house has settled a bit since it was built 100 years ago, especially the porches which aren't over the main foundation. It seems to me that some doors have become harder to close over the past 2 ...
1
vote
1answer
490 views

How best to repair 24 sqft dirt hole in concrete slab

I have a hole in the concrete slab of my foundation approximately 4' x 6'. The slab was originally poured directly on the dirt. The slab is approximately 4" thick with rough edges. The hole is ...
1
vote
3answers
945 views

How to repair rotted sill plate on foundation concrete pony wall and adding height to concrete wall

I have an end unit townhouse built in 1986. It's three stories including the garage level, and it's built on a slope. The garage level opens to the street in the back, but that level is below grade on ...
0
votes
1answer
92 views

Large rock obstructing addition

I potentially have the problem of building an addition to a house where the bedrock comes up alongside the house. So, basically there is a large rock formation obstructing the construction of the ...
1
vote
1answer
104 views

Anchor In Foundation Doesn't Seem Right

I am getting a house built, and it looks like one of my anchor bolt wasn't placed correctly (not inside the wood). I compared with a they dont all appear to be like mine. Should I be worried about ...
1
vote
2answers
3k views

What is the code-mandated overlap of welded wire mesh in concrete slabs?

I'm trying to find a code reference for welded wire reinforcement in residential concrete slab foundations. I though it was 6" overlap of the sheets, but some sources are saying it's more. Does anyone ...
1
vote
3answers
263 views

How to fix old un-suppported basement wall in house that has had added basement?

I have an older house (circa 1919) that was built without a basement (just a crawl space). About 1965 a basement was added. Along one of the old concrete foundation walls there is a 7 foot section ...
1
vote
1answer
7k views

Basement cinder block looks damp after rain storms

We built a new house last year and it was completed in June. Ever since we’ve lived here I notice the basement block walls seem to look damp in areas, especially after a rain storm. I’m certain there ...
1
vote
1answer
1k views

Water coming in through seam in bulkhead wall. How to fix?

There is a caulked seam where the bulkhead wall comes into contact with the foundation wall. It is raining outside and water is now coming in through the small cracks in this seam. It is causing the ...
0
votes
1answer
304 views

What equipment can I used to dig a foundation very close to another structure?

I only have 7' between houses to get a backhoe/trench digger in to dig a house foundation. Any suggestions on a machine to use?
0
votes
1answer
149 views

foundation repair: bedrock or not?

I have a settling foundation. I see a couple of ways to repair the foundation; one with hand dug concrete piers about 3 feet deep, one with steel piers driven to bedrock. Will concrete be ...
0
votes
0answers
180 views

Why is a corner of our garage floor slab all uneven?

Our house was built ~1985, and it has quite a few oddities. One of them is an irregularly shaped corner of our garage. Our garage is ~32' (9.75m) x 32' (9.75m), and a significant section (not square ~...
0
votes
0answers
251 views

Ok to add basement egress window underneath giant grade-level window?

Our one-story house has a very large window on the first floor -- appx. 72" high by 130" wide. I'd like to add a basement egress window to the room below. I'm worried that having more glass than wall ...
0
votes
1answer
297 views

New construction home, loose foundation anchor nuts

I am going around caulking behind the insulation due to drafts. Part of basement sits above ground, as house is built on slope. Many of the nuts on these foundation anchors are loose. I have been ...
0
votes
2answers
104 views

Reinforcing concrete parapet?

One small section of our roof's parapet looks like this. We will be installing one 3/8" x 3" havy-duty concrete screw anchor in that area. The ideal solution is to remove and replace with new ...
0
votes
1answer
3k views

Sill plate wet in corners

My sill plate is getting wet. I have a 6 foot overhang so rain is not getting to it. Im trying to figure out how to deal with it. The sill is not pressure treated unfortunately. The foundation is ...
4
votes
4answers
219 views

Channel between foundation wall and floor in crawlspace

I have a split level house with a crawlspace. I've pulled the insulation out and discovered some minor mold issues on the wood framing and concrete walls. I removed the framing to replace any moldy ...
1
vote
1answer
261 views

How should plywood sheathing be detailed around bolts/bearing plates in seismic retrofit work?

The City of Los Angeles standard planset for seismic retrofits shows the anchor bolt's bearing plate (washer) resting on the sill plate (vs. resting on the 2x blocking of the shear wall). But there is ...
1
vote
2answers
2k views

Sealing gap between foundation and external wall

I'm trying to determine how to address a small gap between my foundation wall and the bottom of the house. I believe this gap is being used by vermin to access a crawlspace and travel up the walls. ...
0
votes
1answer
262 views

Prevent Rodent incursion along a retaining wall

I live in a first generation suburb. The retaining wall behind me is starting to crack, but it is not mine to permanently fix. After I concrete over any cracks in the retaining wall, I would like to ...
0
votes
0answers
76 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
3answers
675 views

Weight a foundation can hold [closed]

Would a 6" slab with mesh, rebar and fiber hold a 2 story log home made from hemlock logs that are 16" wide? The mesh will be doubled up on the outer edges and rebar will run both ways. It's 32x40.
1
vote
0answers
606 views

How to repair broken suspended cement slab

The very corner of the cement slab, which forms the floor of my basement, broke off. There was nothing supporting it underneath. the portion that broke off forms a triangle 11" x 10" x 14" x 3-6" ...
1
vote
2answers
309 views

Can I use both a concrete slab and crawl space foundation?

I plan on building a large shop building on my property and while I want the main shop area to be a thick concrete slab, it would be great if I can make the adjoining rooms have a crawl space-like ...
1
vote
0answers
122 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
0answers
70 views

What type of insulation and waterproofing (if any) should be done for a monolithic slab on grade?

When building a new residential home with a monolithic slab on grade (footer and slab are poured at the same time), should any water proofing, insulating or drainage be added besides the vapor barrier?...

1 2 3
4
5
10