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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.

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1answer
30 views

jack main beam pier construction

House is cabin construction 2x4's. Dirt floor. Main support piers in the center of the house are sunk concrete, but the beams are sagging all over. Center support piers are reasonable. I used ...
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19 views

Patching cracked parging

What's the best method for filling in small cracks in interior foundation wall parging? I've heard using premade stucco patching. Thanks!
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27 views

Repairing finish on basement block foundation wall

I have a room in a partially finished basement which was done by the previous homeowner which is needing repair to the walls. The house is old (1925), and the foundation is concrete block. The room in ...
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1answer
45 views

How to build sunken shed foundation with insulation

I'm planning to build a garden office shed about 2.5m wide by 3m long. Regulations in the UK mean I cannot exceed 2.5m high since it will be close to the boundary of my property. The picture below ...
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Heavy water stains on parging at bottom j channel seams

I have a 1970s home with aluminum siding on the main floor and parging on the basement/foundation. Where they meet there's a J channel or similar, with one seam in the middle of the front of the house ...
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38 views

Crack on basement wall/foundation wall

I noticed a crack on our basement wall or foundation wall (not sure what to call it). Our house is fairly new, built on mid 2017. We have a finished basement so there's no way to check the crack from ...
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1answer
32 views

Repairing above-ground gaps and holes in foundation

I am moving into a house (built 1911) that had a few things turn up on the inspection. One corner of the basement has an indoor cistern, and there are some gaps and a hole in the cinder blocks just ...
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1answer
36 views

Process and product to fix concrete slab surface issues prior to framing over them?

I have some issues with the slab that was poured for a garage, and I need to frame an interior wall over a bad area. The slab was poured with a bit too much water (5.5 slump) on a hot day in July. I ...
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3answers
133 views

Is this gap between foundation and siding supposed to be here? If not what should I fill it with?

I have hundreds of crickets in my basement every fall. I see them crawling up my foundation so when I looked underneath the siding I see this. There is what looks like ripped plastic paper but then ...
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1answer
59 views

Foundation flooding caused by new septic line

We've been living in our house for 10 years, and a few years after moving in our sewer line began backing up every 6 months or so. Each time, we'd have to pay a plumber to come in a "roto root" or ...
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1answer
89 views

Numerous Cracks in Poured Slab

I am building a home in the houston area. nearly 3000 sq. ft. 1 story house, so a pretty big slab. I am noticing now while walking through the home during the electrical wiring stage that the slab ...
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2answers
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Foundation cracks in new home construction North Texas

I am currently building a house in north Frisco and I noticed a some cracks from the middle of the foundation and they go down to the side as see in the pictures. I have not yet contacted the builder ...
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My granite foundation was underpinned and has load-bearing 6x6 posts around the perimeter of the basement. How to repoint behind them?

My building has a granite block foundation supporting a brick structure above it. In the 80's, the building was gutted and the foundation was underpinned. They added load bearing posts around the ...
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4answers
93 views

Pros and cons of plastic/gravel shed bases vs concrete base

I'm going to have a 10x8ft shed installed in my back garden. I'm wondering if I should pay someone to put in a concrete slab base or use one of those interlocking gravel filled bases you can get. I'...
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2answers
87 views

How to protect wood when applying concrete patch

I uncovered a situation where a couple header boards were embedded into the basement foundation. You can see in the photo they punched a hole in the foundation and ran the boards through it. I can't ...
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1answer
55 views

Extending 2x4 joist to square up shed foundation

Long story short I constructed a shed foundation on uneven ground with piers concreted into the ground. This however turned out to be 2” out of square and is a slight rhombus shape - and to correct ...
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2answers
52 views

Shed foundation piers are not square

Basically I've constructed a raised shed foundation using piers concreted into the ground, however they are out of square by 2 inches in opposite corners, so the shape is a slight rhombus. See below ...
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2answers
200 views

Horizontal Crack in Foundation

I was hoping to get some guidance. I recently purchased a home. During the inspection process, the inspectors put in their report that there was a hairline horizontal crack in the foundation. It ...
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3answers
52 views

Does Homeowner's Insurance Typically Cover A Broken Well?

My well is horizontally fed through a wall in my foundation. It recently rained a lot and I believe the pipe that feeds my well has been cracked. I had to cut the power to my well pump in order to ...
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1answer
174 views

How to Fill Gap Between Steel Beam and Concrete Pillar?

I have a Concrete Foundation Pillar that is 5/8th of an inch too short. What filler materials are appropriate when a steel I Beam will be resting on it? Can I use mortar, or is steel more appropriate?
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49 views

Need help identifying flooring element

I am looking to install vinyl flooring on my basement (ground level). I will be removing the existing tiles. On 2 of the walls (the ones that face the exterior) I have this mini step along the walls (...
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0answers
81 views

Why is there a large walled off space in the middle of my basement?

I just moved in a couple months back and noticed that this wall was a lot thicker than expected, lots of unaccounted for space. I was honestly expecting to find a body in there :P glad I didn't! ...
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1answer
59 views

Will preformed concrete piers make a sufficient shed foundation in a seismically active region?

I'm building a 10' by 16' shed/workshop, and I'd like to use preformed concrete pier blocks. Is this a sufficient foundation for such a structure in a seismically active region like the Pacific ...
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34 views

what to fill surface water drainage trench with

Cabin is at bottom of steep driveway. Water runs down and into crawl space. One very large ditch about 15 feet up gets most of it. This ditch gets remainder. On hand - 1 inch round stone, tyvek, ...
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1answer
33 views

Foam sheeting and siding below grade

Just bought a new house and there was a newer addition that had a shallow ditch on all sides. The yard slightly slopes towards the house. I was going move some soil to properly grade, but discovered ...
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35 views

Concrete slab insulation is in the way - cut it back for flooring?

I have a converted garage built on a concrete slab. The slab is insulated with styrofoam panels which extend into the room about three inches, so the flooring does not go all the way to the interior ...
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1answer
69 views

Why would only part of a foundation be stabilized? [closed]

I just came across a foundation repair report, and I noticed that the area of the home that most significantly deviated (bottom left) from the reference point was the only part not stabilized. What's ...
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43 views

Foundation related crack assesment

I'm considering purchasing a home built in 1969 in a region with clay soil, where foundation settling is quite common. Looking at the exterior brick veneer, I noticed numerous cracks on 3 sides of the ...
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27 views

Repointing stone basement

I am looking into which cement to use to repoint our old house (built ~1900) stone basement. I found conflicting advice, some suggesting type N or type S is fine, but some sources suggest that ...
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35 views

Waterproofing Brick foundation

I live in a brick house built circa 1975 in northern Alabama. It has a huge brick/cinder block/concrete front porch. The brick is a veneer that goes around the bottom. When it rains, some of the ...
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2answers
69 views

Is my plan for a shed base on pre-cast concrete supports reasonable?

Will this work for a 10 x 8 plastic resin shed - 3 deck pyramid blocks on a side (corners and in center of a side) and two in center. Dig down 6 inches, tamp, gravel (have .5 to 1 in round stone on ...
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3answers
71 views

Crawlspace Post to beam lumber grade

Recently we replaced some of the rotten and cracked true size 4 in x 6 in. posts under the house in crawlspace. The old posts were resting on concrete pads 24 in. x 24 in. and supporting a true size ...
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0answers
29 views

Rock Pit Drain, pumping up to neighbor

My neighbour built a new home, and a laneway home, 4 years ago. I believe he has a rock pit under the back house, and drain tile leading forward to the road (city) for the front. I have been ...
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1answer
102 views

What are these small holes in my foundation?

I recently removed the flooring in my house, without a basement, and found neat, evenly spaced (1/4"?) holes. What are they? Should I fill them?
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1answer
159 views

What is this panel in basement wall of 1940s house?

When I removed a cabinet from our basement wall today I discovered the panel in the photo below. The panel is metal, approximately 2 ft wide and 1 ft high. It has five 1.5 inch holes in it, each one ...
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1answer
36 views

What should I use to replace extra thick (1.75") sill plate? Should I shim 2x dimensional lumber?

My house was built in 1956 and I have come across some sections of sill plate on the cinder block foundation wall that need to be replaced due to termite damage or rot. It seems that they used some ...
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39 views

Snap Chalk Line for sill plate, or for rim joist?

What do you guys find is best for layout after getting the foundation poured for a house or garage? When you go and snap your lines that are perfectly square, is it better to have your sill plate ...
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10 views

footings and block wall,

For crawlspace foundation, I have seen two different configurations, 1. pour a concrete footings, then build the foundation on top of the footings with a block wall, about 18 in high 2. pour the ...
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25 views

Shed foundation across concrete and dirt, what approach would be good to use

I am planning on building a small shed, perhaps 8 or 10 foot by 4 foot. The place I want to build the shed will span across concrete and dirt/ground. The ground is about 2 foot, so it would be half ...
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4answers
105 views

Is it a problem to leave a sprinkler line through concrete shed footing?

I'm in the process of getting an attached shed built in my house (due to HOA restrictions). They seem to be very competent. The contractor is subcontracting the concrete foundation pouring. They have ...
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32 views

Can a threaded rod in my foundation wall (in both wall anchors and support beams) that is leaking be made water tight?

Work was done on our foundation walls in 2003. We bought the house in 2016 and are now experiencing water leaking at the threaded rods coming in our house in both wall anchor plates and support beams. ...
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1answer
102 views

Do cracks in my home's stucco indicate foundation issues?

My hubby and I purchased the home in 2015. We are currently noticing cracks both inside and outside of the home. Moreover, we noticed the area had been fixed and covered up before. As I'm not a ...
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1answer
153 views

Covering Exposed ICF and sill plate?

new guy here. I am hoping you guys can help. We had a 2x6 built Wisconsin Homes modular placed on top of an ICF basement. Then, we had vertical vinyl board and batten siding installed, it was run down ...
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2answers
85 views

How much should I worry about this large crack in the foundation slab?

I recently bought a 3-story townhouse in northern Virginia. I pulled up the carpet on the bottom level (foundation is a slab on grade) and discovered a large crack running along the whole room and ...
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0answers
41 views

Uneven floors from settling rim joist

We're trying to fix the uneven floors in our 850 sqft, 80 year-old house in San Jose. Our contractor opened up the floors and the problem appears to be that the floor joists rest on a skid, while the ...
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1answer
109 views

Shed foundation out of square

I had a builder put up a raised 10x13 post and beam foundation in anticipation of a shed placement later. I measure it and find the diagonals are 4" off. What is the easiest way to adjust the rhombus ...
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1answer
63 views

Clay and Gravel Liquefaction for Paver Installation

I have recently started digging and laying the base for a patio with pavers. Its roughly 300 sqft and the soil is made of clay. I dug around 7" deep to have 4" gravel layer, 1" sand an 2" for the ...
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3answers
1k views

Can this water damage be explained by lack of gutters and grading issues?

We are currently midway through a major renovation to an old house. Part of the renovation was digging out a new basement and adding a new foundation around it. The basement has a ceiling height of ...
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1answer
116 views

Is channel in basement standard design?

Determined this is a 4 inch slab on top of original slab. Possibly with internal drainage channels from center of basement to edge, where it runs to pictured channel and sump pump. House has channel ...
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2answers
393 views

How to fix leaks in concrete and steel bulkhead

I have a bit of an urgent situation forming. I recently purchased a house that's 55 years old, with "no history of basement leaks." Long story short - my basement flooded yesterday during a small rain ...