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2
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2answers
7k views

How to seal between sill plate and foundation wall with wide gap?

Here is a picture of the top of my uninsulated basement wall. The foundation is poured and from early 1970s. For orientation to the photo: the white in the lower left corner is the vertical face of ...
2
votes
1answer
85 views

French Drain placement question

I am installing a French drain around the back side of my house to help protect the perimeter foundation. I have a 31'X 36' patio butted up against part of the foundation. Should I also install the ...
1
vote
1answer
131 views

What is a better base for skid foundation, gravel or crushed stone?

Building a skid foundation for a shed. What is the best material to put under the skids for stability/leveling. Uniform gravel (like this) or crushed stone like a 5/8 minus? Thanks,
1
vote
1answer
82 views

Basement foundation wall repair

After we poured some concrete outside of our east wall, we noticed some cracks along the foundation wall. I guess due to the weight of the new foundation, the foundation wall crumbled. One of the ...
1
vote
1answer
93 views

Vertical cracks on newly poured foundation

The builder just poured concrete for the foundation of my house. One week later I saw a vertical crack on the back side of the slab. The crack is thin but it goes vertical and also horizontal. It is ...
0
votes
1answer
51 views

Basement floor is damp and the top of my foundation is cracking after air sealing the attic?

Two months after having my attic professionally air sealed and insulated, the basement floor became damp and the top of the foundation started to show signs of horizontal cracking. Humidity levels in ...
0
votes
1answer
90 views

House overhang issues

I am a newish owner of a 1960 built ranch home. The entire back of the house overhangs the foundation (poured concrete) by about three feet. Inside of the house the entire floor has bowed maybe an ...
0
votes
1answer
84 views

1910's vintage stone and motar foundation wall crumbles along its base

My Project goal: prevent crumbling of a parged and painted stone foundation, which is not an 'exterior' wall. Means to attain goal: coat the wall. My basement walls, which are parged and painted, ...
5
votes
0answers
81 views

Foundation for structure on bedrock

We have the mixed blessing of a giant swath of exposed Canadian Shield on our property in Ontario. Literally a big flat area of exposed rock, no soil whatsoever. Scale is hard to see, but a ...
2
votes
0answers
336 views

Help! enclosed porch/sunroom foundation

We just purchased a home and now that the snow level is not 4 feet high ( we live in central NY ) we see that the concrete patio/foundation has horizontal cracks, and crumbling along the side, corner ...
1
vote
0answers
11 views

Can I drill a hole through brick wall/lintel for A/C lines?

I'm looking to move the a/c refrigerant and return lines that are currently through the middle of a window opening to a more natural location so that a window can be installed in the opening. I ...
1
vote
0answers
21 views

How to repair exposed exterior foundation insulation?

Thanks for checking this question. New to owning a home, and new to stack exchange. I do not know where to begin and I do not know what "terms" to use when googling. Any tips/ideas how to repair or ...
1
vote
0answers
44 views

Raised and Slab Foundation in Home

I am purchasing a home in Southern California. During the inspection, we discovered that the home is built on both a raised and slab foundation. The house was originally built in the late 1940s ...
1
vote
0answers
87 views

Is there a purpose for the concrete border at base of this house?

My wife and I are in negotiations to purchase a house that is located in the Southeastern US. The home inspector was a bit baffled by the concrete border (first image) that runs along the back and ...
1
vote
0answers
67 views

Monolithic frost proof shallow foundation, advice on the smaller details?

I'm building a 16x24 shed/garage. I have done most of the site work and I have a concrete guy starting tomorrow on the forms in preparation for a pour on Friday. He's done insulated slabs, he has 30 ...
1
vote
0answers
90 views

How many sump pits should I have?

I have an older french drain system and after experiencing some foundation problems (horizontal crack), I've been told that my system should be updated to a more modern one which has weeping holes in ...
1
vote
0answers
66 views

The tube drain pipe is in bad shape

Okay, two months or so ago I had the drains in the house snaked because of slow draining at almost all of the fixture sites. After the plumber was done, everything was great, but two days ago I walked ...
1
vote
0answers
101 views

Will installing closed cell spray foam over ventilation for basement French drain significantly affect performance?

Question: Will installing closed cell spray foam over the ventilation for a basement French drain significantly affect the sump pump system's ability to remove water from the basement? Background: I ...
1
vote
0answers
233 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 ...
1
vote
0answers
130 views

What can I do about a basement window well that is filling with water?

My house was built in the 1950s and I have a basement window well that was filling up with water after a hard rain. I have covers however the water would come up. After much reading online that there ...
1
vote
0answers
80 views

How can I reduce vibration transfer to piled foundation?

Situation is: new home construction about 50-75 feet from a railroad and the home is to be built on piles (or stilts) elevated about 12-15 above grade. I'll leave the underground considerations to ...
1
vote
0answers
243 views

Converting garage into living room?

We want to convert the garage into the living room. Our house has a crawl space under it. But the garage is a slab with cinder blocks around it. Water comes in through the garage door when it rains ...
1
vote
0answers
114 views

Repairing/patching concrete foundation of house

What's the best (or maybe easiest and most affordable would be more accurate) route to patch the concrete of our house foundation? It's kind of crumbling in places and needs a facelift. Ideas/options?
1
vote
0answers
86 views

How soon can I paint after filling cracks in a foundation?

I have a foundation that I am trying to get back into shape. I just wire brushed/scraped, power washed and dug out/filled in cracks using Quikrete vinyl concrete patch. I want to paint it now. I ...
0
votes
0answers
8 views

Can someone check my calculations for loads on my house's foundation for beam and footing sizing?

My Problem My foundation piers have settled and the beams are not properly set because of attempted fixes over many years with shims, blocks, firewood, and what have you. The piers are leaning, over ...
0
votes
0answers
29 views

Water coming from the ground under the rear patio slab, but meter does not indicate a leak

About two months ago, after the first heavy rains of the season, we started noticing water coming from the ground under the rear patio slab. We have owned the home for 8+ years and never had an issue ...
0
votes
0answers
45 views

Gap between siding and floor slab

I had a leaky bathroom sink, and tore everything out down to the studs and exterior wall. I noticed that there is a gap between the sole plate on the cement slab, and the exterior wall. Should I ...
0
votes
0answers
14 views

Patching Fieldstone Foundaton?

This is partly an extension of a prior question I had: Field-stone Foundation on Top of Bedrock, Keep the Water Out? With grading and some tarps (which I plan on covering with gravel) I think I have ...
0
votes
0answers
28 views

Insulating Concrete Forms

Has anyone had bad experiences with using insulating concrete forms, either during construction or, once built, seeing moisture/mildew or having termite problems?
0
votes
0answers
54 views

Ideas on how to hide sprinkler wires?

Just figured out how to wire sprinklers (yay!) but I've left myself with this pretty ugly situation. I was thinking of hiding the wire below the stone, but I'm not sure how to hold it. Can I drill ...
0
votes
0answers
37 views

Securing timber frame foundaton with rebar

I am building a 16'x8' shed in Seattle (18" frost line) and am now planning on using a timber frame foundation as outlined in this article with PT 6x6s. It will be half chicken coop/half shed for ...
0
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0answers
37 views

Failing foundation outside wall looks like it is buckling but it's not

My contractor poured a grey beam on the outside of the failing wall but it over time made it worse. I was wondering if I make a 3 plate beam out of 2 by 10 approx 20 feet long put it on the inside on ...
0
votes
0answers
53 views

Where is this water coming from around my condensate pipe? (super confused)

Okay, so somewhat complicated story. When we bought our house 6 months ago the furnace was brand new but the AC unit was old. AC unit developed a leak that was expensive to repair, so we replaced it. ...
0
votes
0answers
25 views

What rock to use to fill behind a retain wall?

I've got a small retain wall I'm building to help fight some erosion in my backyard. I've got paver base, tamper, block, and cap to start the project but I was wondering if I needed additional rock ...
0
votes
0answers
38 views

Is this foundation properly supported against rotation in an earthquake?

This foundation was built 1938, and seems unusually tippy even for the time. This is in an earthquake zone, the garage has a second floor above, and the given wall is shearwalled and bolted, with ...
0
votes
0answers
161 views

Stem wall forming questions

I'm getting ready to build a new detached garage - excavator coming this weekend! After getting a few bids, I've decided I'm going to pour the footer & stem wall myself, and contract the flatwork....
0
votes
0answers
52 views

Concrete Slab touching siding and accumulating moisture

In my house there is a concrete patio which is touching siding and foundation. Since the grade of the patio is not correct near the place it touches the siding water puddles in it after rain. I am ...
0
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0answers
75 views

Cracks in basement cement just poured

I saw this in my wall that was just poured. Contractor says its not a problem, I think it is.
0
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0answers
54 views

Water leak below the foundation and into the garage

I have water puddle that has been appearing just below the foundation threshold from my laundry room in to garage floor just below the entry door. There is an 9" step up into the house (the ...
0
votes
0answers
32 views

Foundation sealer - Oil or Water based

I'm considering a couple of different products for dampproofing / hopefully waterproofing my foundation. One is waterbased, contains rubber and asphalt, does not have a solvent order and can be ...
0
votes
0answers
36 views

Fixing foundation crack with repair kits

I have a crack in the foundation visible on both sides, interior and exterior on an older home (built in 60's). In my case the foundation does not seem to be sagging. I have received some advice ...
0
votes
0answers
137 views

How to seal joint between stone foundation wall and conrete cellar floor

In my 1910 vintage Baltimore row house, the concrete cellar floor was laid after the construction of the house. The joint between the irregular surface of the stone foundation wall and the concrete ...
0
votes
0answers
111 views

Ideal Sill Plate width for new construction on 8" block

I've got an addition with a new 8" cinder block wall. I'm curious if it's better to have a 2x8 or 2x6 sill plate? It will be waterproofed on the outside and covered with 2" foam so there shouldn't ...
0
votes
0answers
66 views

Shed base foundation above or below ground?

I am looking for a little advice with building a shed base. The size of shed I would like to put on the base will be 6mx3m. The shed base I am looking to put down is going to be made from treated ...
0
votes
0answers
135 views

How do I put a proper foundation under a sunroom that is already built?

We bought a house that had an add-on to the back of our home, a sunroom, but it is not on a concrete foundation and in the winter that room is cold. The room is added on to my kitchen. As far as I ...
0
votes
0answers
41 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 ...
0
votes
0answers
198 views

What maintenance does an 1890s brick-over-fieldstone foundation need?

I know that if when it comes time to repoint, I should get the current mortar analyzed to make sure its curing strength is compatible with the old bricks. I know that brick foundations in the time ...