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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29 views

How to seal concrete foundation with rising rebar?

I have a crack in my concrete foundation that I believe is caused by some exposed and rusting rebar. Do I need to do any thing about the exposed rebar or can I just seal it with the rest of the crack? ...
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4answers
59 views

Foundation vent grates

2 part question here. My house has these vents in the foundation: There are several of these around the house. They're about 18"x10". I want to block them off so mice and small animals can'...
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1answer
41 views

Sinking Garage Foundation Repair

My garage is attached to my home which is a single level ranch on a slab foundation. The garage has concrete blocks as footing along one wall. The garage floor is its own slab. Both the garage floor ...
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3answers
4k views

How do I self-repair a section of crumbling basement wall, or should I hire a professional?

How do I self-repair a section of crumbling basement wall, or should I hire a professional? Background: How I discovered it: I removed some exposed blue foam insulation from my basement walls to ...
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1answer
20 views

Coolant line leaking water into basement. How do I seal it?

My coolant line enters the foundation under ground. During heavy rains the ground get saturated and water runs inside the insulation into my basement. What is a good product to seal the outside? ...
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1answer
18 views

O or N Mortar for Fieldstone foundation on the exterior side

My house was built in 1860 and I have a field stone foundation. I have some areas on the exterior that I need to reapply some mortar on. I know some people are using type N and adding sand and some ...
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28 views

How to install a stainless steel chimney safely with a metal tube and a concrete foundation?

I have a stainless steel chimney which I want to connect with the oven inside of my mongolian yurt. Going through the wall is easy, the hard part is to deploy it safely on the ground so the chimney ...
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2answers
120 views

How to fix this foundation crack in the backyard

First time homeowner, just saw that the foundation is slightly cracked. Is this evidence of movement? I see thin hairline cracks extending from here for about 2 inches horizontally… If yes how do I ...
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1answer
41 views

Damp Foundation marks at one location

First time homeowner, slowly discovering items around the foundation. I recently found that a part of my foundation is slightly discoloured. Is this a sign of foundation problem? There are no cracks ...
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4answers
63 views

Box on sill construction: fastening the floor to the foundation wall

How exactly is the header fastened to the sill plate in box-on-sill construction using 2x dimensioned lumber?
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2answers
520 views

Should I repair or replace floor joists with holes in poor locations?

I have seen some questions that are close, but different, and don't seem to answer my question. I'm in a late 1950s home and the previous owner drilled a bunch of holes in the joists in the basement ...
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1answer
57 views

Damp patch in basement wall that is loose material when I touch

I recently noticed a damp patch in one spot on the basement wall. About a couple of inches in diameter. When I poked into it the material came off and now there is a hole. Not deep or all the way in ...
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1answer
115 views

Is this basement footer going to cause issues?

I'm having an addition put on my house with a full basement. The contractor poured the footer and is getting ready to do the foundation walls. He marked the lines for the walls, and I couldn't help ...
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1answer
78 views

Wood (to be) embedded in foundation?

We're having a new foundation put under our garage. As the contractor removed the old slab, they placed 4x4s under the wall plates to support the garage while they worked. Now they are have placed the ...
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2answers
78 views

Should Cement Patio be Poured Level with Foundation?

We want to pour cement at the front door but aren't sure if we should pour it below, level with, or above the existing foundation. If we pour it above, wouldn't there be a good chance water would be ...
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1answer
38 views

What mil thickness for water barrier on landscape?

I had a structural engineer come out today who said I'm borderline needing to stabilize my foundation. He said, if I can manage the water outside my house better, I would be very much likely to need ...
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2answers
78 views

Shed base: Keeping perimeter gravel in place

I'm planning on building an 8x12 shed with a gravel base. From what I've read, the gravel base should extend beyond the perimeter of the shed at least one foot on all sides, so I'll be installing a ...
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3answers
295 views

Exposed foundation and large egress well - need help

New to this website. I wanted to ask a question regarding our new home that is being built. There is a large chunk of foundation in one corner of the house that is exposed, along with a very tall ...
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1answer
73 views

What type of saddle to use for house built on piers?

I'm drafting our "forever home" and have enough knowledge of our building code (Ontario Building Code, National Building Code) and I've done enough significant renos that I'm on a solid ...
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1answer
103 views

Large (16') tile crack in 2 year old house in Florida

We came home from work last week to find a large hairline crack in our floor tile extending from our garage, through the entryway, pantry, kitchen and beneath the cabinets to the side of the house. ...
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1answer
38 views

Address water emerging from slit in concrete basement floor left by sewer line replacement

Background: when I moved in in 2018 I had the sewer line replaced. This necessitated cutting a section of the basement floor, which was then filled with concrete: The contractor left unfilled a ...
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0answers
48 views

Drilling holes in crawl space block foundation

I did a crawl space encapsulation myself. I used foundation pins to secure the vapor barrier to the walls every 16". Unfortunately, my walls were so wet I couldn't use a butyl tape like the ...
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0answers
100 views

What are these wooden diagonal braces for my foundation?

They look really old so I'm assuming they may have been left when the house was built. The foundation "looks" fine but I am slightly concerned.
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2answers
131 views

Foundation defect?

I have very basic knowledge about house construction so I want to run this by you all for your opinion. I signed a contract for a new house build and the house foundation and framing is complete. I ...
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0answers
43 views

Can stucco below ground level ever work?

We have a masonry company who is working on our foundation. They seem to be advocating stucco that goes below ground and think it fine if it made water proof. However, the internet has sites like the ...
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47 views

Does a high latex content improve crack resistance in paint?

My wife an I want to paint the walls and ceiling of a small apartment in a faraway country and are, like many, confused in choosing between using acrylic and "latex" (which I seem to ...
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2answers
150 views

How to seal a foundation wall hole 7' feet deep around a 2" pipe in a cold heavy snow climate [duplicate]

Our foundation has a 2" hole for the water main / well pipe which is about 7' below the ground outside. During spring thaw when there is several feet of snow melting, the ground gets saturated, ...
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2answers
81 views

How should I fill a 3" gap between patio and home exterior

I recently had my house re-sided from stucco to a much thinner Hardie Board. There is now a 3" gap between the foundation and patio. Both for considerations of water proofing and my spotty ...
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1answer
298 views

Alternative methods to control water leakage at pipe pass-through in concrete wall?

Preface The proper way to seal any kind of water leakage in a concrete wall is from the outside. That is not always practical, as in this case. This question is about alternatives to solve the ...
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51 views

Two different recommendations given for waterproofing basement. Does the (far) more expensive method add value?

Sorry no pictures as this is not a personal project but instead a question about two different recommendations I was given by contractors when I asked them for estimates. The house is about a hundred ...
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1answer
79 views

Is it a problem that my foundation wrap has been pulled down due to settling?

Recently moved into a house around 10 years or so of age. I noticed that some areas of the foundation wrap is tearing off from the plugs/nails at the top. Is this a cause for concern and need to be ...
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2answers
94 views

Cracks in Basement Floor

We are in the process of buying a home and most of the homes we see have cracks on the floors in the unfinished part of the basements. We are worried about buying a home that is not structurally sound ...
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2answers
88 views

How can I protect my foundation when removing old retaining walls and regrading?

I have this old and crumbling tiered stone wall in the back of my property. My deck sits on top the wall. There is a covered porch next to the deck, that’s built on top of block walls (not part of the ...
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2answers
129 views

How to run electrical wire in concrete under the tile

I'm running 6 feet of electrical wire from the wall to kitchen island and going to do it this way: make a trench around 1 inch in depth put 1/2 inch flexible conduit there cover conduit with about 1/...
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1answer
52 views

Can Sump pump basin depth cause damage

I have a dirt basement and replaced a bug-box sump in 5 gallon bucket setup, with a 1/3 HP submersible iron pump. The new basin is about three feet deep - I drilled some holes in it, and added garden ...
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82 views

Will cutting a trench affect structural integrity of the foundation

I am renovating my kitchen and putting in an island, by the code an island must have an outlet. I will have to put a trench into my concrete slab foundation to make it happen. (To run the electrical). ...
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1answer
54 views

Door sticks and drywall cracks, ledger board not level?

I noticed some drywall cracking in the corner above the door frame on both sides of the door and that door is unable to fully close, a few weeks ago all was fine, crack was there but door could close ...
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2answers
51 views

Looking for guidance with leaky foundation

I bought a house which needs a tonne of work. I am looking for some guidance of how best to fix and repair leaks as well as clean up and seal the basement in the house. For some reason there is a hole ...
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4answers
209 views

How to lift the corner of a heavy stove with a bottle jack

So I have a very heavy stove that I need to lift one corner of (to slip back in a floor protector disc that slipped out) and it's too heavy for one person to budge. I think it's 350 lbs. I have a ...
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0answers
46 views

Laying tile on a floor with foundation settlement

I want to lay tile on the whole 1st floor(concrete). Due to foundation settlement my floor has 1 inch elevation variance from one side to another(but no sharp dips or bumps). Should I use the highest ...
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1answer
69 views

Would insurance cover water damage due to an improperly installed deck?

My house is an 80 year-old 3-story with a partially finished cinder block basement. I've owned it for about 10 years, and it came with a pair of french doors that opened from the dining room onto a ...
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0answers
24 views

Support for enlarged opening for new doors

I’m considering enlarging an entry door (to the outside) from a single door to double doors (rough opening basically enlarged from 35” to 70”). It’s a two story brick house on field stone foundation (...
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1answer
104 views

The best way to fix a deteriorating foundation?

I've got a corner of my foundation that is crumbling. I tried concrete vinyl patching but it only lasted few years and got worse. Here is what I used before: I am not sure what else to use, other ...
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3answers
136 views

How to fix out of level foundation walls

I am building a detached two car garage and just had the footings, foundation walls, and slab/apron poured. After the walls were poured, I thought that everything was hunky dory as the contractor ...
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2answers
29 views

Rebar cutter and bender's and the relative grade range of steel

I'm comparing two budget rebar bender and cutter products (Crescent or HIT Tools), not sure the grade of steel Crescent is able to handle other than "soft or mild steel", HIT mentions up to ...
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2answers
53 views

Should I have thicker areas of foundation under posts?

I am building a structure with large frame timbers. The structure rests on 16 8x8 posts. There will be a foundation with a perimeter footer, but I want to know if the posts on the interior of the ...
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1answer
403 views

Layered with crushed stone for concrete slab, but heavy rain came

We just got done compacting dirt, filling with 3/4" crushed stones and compacted it again ready to pour concrete. However, extremely heavy rain came. These guys are telling me they really just ...
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1answer
108 views

What concrete type should I use for a pizza oven base slab?

I am building a pizza oven and kitchen area in my garden. I am trying to work out if there is a specific type of concrete I need. My question is only about the concrete slab (the foundation). The slab ...
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1answer
59 views

How to prepare the ground before laying concrete

I am building a pizza oven and kitchen area in my garden. I am trying to work out how to lay a 2m*2m concrete slab. My calculation for the weight (that the concrete slab needs to support) are Dense ...
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1answer
133 views

Garage foundation and leakage in the floor

I found out that there was leak in my garage. And the wood is Rotten around that area and mold is growing. I started looking for any reason removed soil from outside and found out that break is broken ...

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