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6
votes
2answers
20k views

What should I do about a crack in the concrete slab in my living room?

We purchased the house about 2 years ago. The house is about 50 years old. Today we removed the carpet and the hardwood floors under the carpet. We found out the slab has an approximately 10ft long ...
2
votes
1answer
732 views

How should I finish around this hole in my slab?

This hole in my basement has a roughed-in drain pipe for a bathtub (can't really see it, but I've verified it's there): As you can see, it's about 12"x16". As I prepare to finish the basement, I'm ...
5
votes
3answers
672 views

Is it a problem if the frame of my house extends 1 - 2" from the slab?

Is this a huge problem? The house frame is about 2" off the slab along the north side. On the other sides of the home it varies by 1", but not in as many places.
2
votes
4answers
6k views

Can I float a tongue-and-grooved 1x12 pine floor over a concrete slab on grade?

I have bare concrete floor that was, until recently, covered with carpet. After recently seeing a friend of mine purchase raw pine, shape the tongue-and-groove himself, and seal it to achieve a ...
2
votes
4answers
7k views

How can I prepare this concrete floor for tile?

I'm looking to replace an old carpet in my finished basement with tile. I've removed the carpet and found a surface with some peeling paint, which I've read needs to be removed since the thinset for ...
3
votes
2answers
3k views

Is it wise to cut a long trench in concrete slab foundation?

I've got a two-car garage (4-inch concrete slab on grade) that I'm turning into living space. I want to put a bathroom out there but I need to get plumbing through the floor. I didn't think it was ...
3
votes
3answers
17k views

What cement product should I use to fix a hole in my slab?

I was removing old thinset and self-leveling cement in an area in preparation to tile it when the 6" chisel and demo hammer I was using sunk in to a specific spot. I found that this specific spot had ...
6
votes
2answers
14k views

Is it normal to find cracks in new concrete?

I'm having a house built and they just completed pouring the slab for the foundation a few days ago. When I inspected it today I noticed several narrow (but sometimes long; one or two do them appear ...
3
votes
2answers
8k views

How can I level concrete pavement for an above-ground pool?

I want to set up an above-ground pool (14' round) on my back yard. There is a relatively good place for it, where there are concrete slabs, however, there are two problems: The slabs are not level. ...
2
votes
1answer
829 views

How many bags of concrete do I need?

I would like to make a small concrete slab of the following dimensions. Length: 1.2m Width: 0.86m Depth: 0.09m The cubic volume as i understand it is all those numbers multiplied. result: 0.0929m2 ...
8
votes
1answer
6k views

What drainage should I install under concrete slab in garage?

I have a concrete garage which is halfway inside the hill. Essentially the surface behind the garage is at garage's roof level. Garage's floor is concrete slab 3"-4" thick (at least it's best I could ...
8
votes
2answers
160 views

How do I make the slab stable?

The tiles/slabs I have outside my house are loose. So when I walk over them and step on the sides, the opposite side lifts up and its very awkward and dangerous. I would like to fix it properly on the ...
5
votes
2answers
11k views

How to insulate a concrete slab foundation in an older house?

What are some ways to insulate a concrete slab type foundation in an older home built in the 1950's? As far as I can tell, the slab is not insulated at all and results in a very cold floor and living ...
7
votes
4answers
13k views

Is my shower drain leaking under the slab?

My wife & I renovated our master shower a couple years ago. About three months ago, we noticed the baseboards in the guest bathroom (on the other side of the wall from the master bath) were ...
4
votes
2answers
717 views

What are some tips for installing a small shed?

I want to put in a small shed to store my push lawn mower and perhaps a few other things. Our village's website states we need a permit: SHEDS – Must be either anchored to a concrete slab or have ...
3
votes
2answers
9k views

What could cause a ground/soil smell on the first floor?

My house is on a slab (no basement, no crawl space) and every summer when it gets hot and humid i am getting a ground/soil smell in our living room. First i was blaming it on the absence of the ...