For questions generally relating to habitable spaces in a home below ground level, and to foundation types that include a space of this type.

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1
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1answer
103 views

BASEMENT EMT CONDUIT + 12G THNN WIRES + NM-B

Sometime I started (slow pace) the rewiring process of a large mansonry house. Overall I intend to use EMT conduit inside walls, and in the attic mostly bx/mc conduit. Will mostly use 12G THNN and ...
0
votes
0answers
33 views

Partially Finished Basement. Do I need electric on concrete walls?

In my basement the inner walls are finished with paneling, and have electric. The outer walls are just painted concrete block, no electric. By code, should the outer walls have outlets every x feet ...
1
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2answers
257 views

how to attach framing to this window in concrete?

I'm looking to finish my basement. I have several windows embedded in the concrete as shown in the picture below. I was planning to put framing up in front of the concrete and run some plywood all ...
2
votes
1answer
80 views

Can I get bathroom permit in old house (1950s) which doesn't quite meet modern codes?

I want to add bathroom in my basement. The house was build in 1950s so its old. The basement ceiling hight is not great, max 7 ft (unfinished area). I have had couple of contractors and plumbers come ...
2
votes
6answers
292 views

How do I remove or cut a sewer pipe at edge of our basement slab?

What's the best way to remove the unused sewer / storm-drain pipe in the attached picture? It's coming up through the edge of our basement slab where it meets the foundation wall? We want to remove ...
0
votes
1answer
97 views

Replacing basement door and walls with a hatch

I'm trying to remove the structure that leads to the basement. (see sketch 1). Once removed, there will be an empty space like (see sketch 2) My aim is to build over it, a simple door (see sketch ...
3
votes
3answers
161 views

Allowing basement floor to breathe

I'm working on remodeling a basement and the plan for now is to install a subfloor (XPS rigid insulation and plywood on top of that). For the actual floor, I was thinking of using vinyl planks that ...
0
votes
1answer
38 views

Add bracing to I-Joist

I am trying to build a non-load bearing wall parallel to the I-joist in my basement. I know that I need to add bracing to span the gap between the wall and the joist, but I am slightly confused as to ...
0
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2answers
67 views

do i need a vent for my new home basement plumbing rough-ins

I have a new home with rough-in plumbing in basement and I was wondering if I need a vent down there. I do plan on putting in bathroom
12
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4answers
56k views

What is the proper way to run wires along/across basement ceiling joists?

I want to add an electrical outlet in my unfinished basement. It makes sense to run the wire along the ceiling because that's where all the other wires are. What is the proper way to install NM ...
1
vote
4answers
207 views

Tile basement bathroom over cracks without Ditra

I am tiling a basement bathroom that is 5 feet by 6 feet. It has a crack running the entire length of the bathroom as well as a small hairline crack near the toilet. I've read that Ditra is the best ...
5
votes
1answer
185 views

What are these 3 thin lines draining into my sump well?

There are 3 thin lines draining constantly into my sump well. The lines are coming through the concrete to the best of my knowledge because i can't trace them on the walls or ceiling. I am having a ...
3
votes
3answers
206 views

Saddle valve problem

My humidifier is supplied from a saddle valve. I don't think that there is much flow to the humidifier. What is the best way to rectify this problem
2
votes
2answers
120 views

What are the considerations for crawlspace encapsulation barriers / humidity control?

I live in a house that's half slab, half crawlspace. The crawl is half basement. Typical crawlspace/basement humidity readings are: 80% RH @ 67°F 85% RH @ 68°F 78% RH @ 67°F Where in the ...
8
votes
3answers
1k views

Do drain pipes (house to sewer) freeze?

My basement drain is backing up a bit recently. Before I call a plumber, or rent an electric sewer snake from Home Depot, can sewer pipes freeze? It is January after all (and my house is in Canada).
0
votes
0answers
36 views

Basement door threshold minimum elevation

I have a basement that is only about an inch or less above the rear patio leading to it. The patio is below grade and its only water escape is a storm sewage drain in the center. How can I reasonably ...
4
votes
2answers
316 views

What's the right way to insulate and frame around this pipe?

I have been studying the latest engineering on how to insulate and frame basements after tearing out a partially finished basement that had wood and insulation in direct contact with the concrete. ...
0
votes
1answer
77 views

Where did all the water in the basement come from.

I'm looking at an REO property that has been "winterized" and I am a little concerned about the conditions in the basement. There is roughly 3" of water ( ice ) in the basement. The furnace and hot ...
1
vote
2answers
152 views

What is the best and least expensive way to update my walkout basement? [closed]

I have a walkout basement that is paneled and has a dropped ceiling with out a ceiling grid. In need of serious updating, but I have already put so much money into this house, I am looking for the ...
3
votes
3answers
127 views

How to run wire through steel garage floor system

We are building a carriage house, with a 4 car garage and a basement underneath. The basement has steel I-beams and the metal b-decking that the garage floor is poured on top of as a ceiling. What ...
0
votes
3answers
68 views

Basement egress through office

I have a question that is similar, but different, than: Can I have an office in my basement without egress? I want to finish off my basement as such: My question is, by putting the red walls up, ...
1
vote
2answers
51 views

Water in Basement - Help!

We live in flood plain area and we have a high water table. For some reason our home has a basement. We have lived there almost 15 years and our basement has flooded 3 times when it rains a lot. There ...
10
votes
3answers
2k views

Why are there metal tabs protruding from my poured concrete foundation walls?

What are these metal things sticking out from my basement walls? Can they be removed? If so, how?
3
votes
4answers
245 views

Ramset nails not flush with basement frame wall

I built my first wall in my basement when I started to frame and I bought the Ramset MasterShot 0.22 gun from Home Depot and read up on everything and when I used it to nail my treated 2x4 to the ...
2
votes
1answer
186 views

Basement drain without a trap

What do you do if your basement đrain doesn't have a trap? I tried shined a flash light down and the pipe just goes straight down. The house smells and 3 buckets of water have not helped.
0
votes
1answer
39 views

How many coats of spray paint do I need?

I am working on finish my basement. The idea is that the ceiling is going to remain unfinished but spray painted pitch black to hide all the wires and plumbing. Last weekend I did one coat of spray ...
1
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0answers
60 views

What kind of soil mix to use for grading the perimeter of house to keep water away from basement?

To help divert water away from my home's foundation, I am trying to improve the grade of the landscape around the perimeter of the house. I suffered a flooded basement (about 1" or so) from ...
3
votes
2answers
184 views

What type of cleaner should I use to remove a puke stain from concrete?

My cat puked on the basement floor in a couple places, but I can't seem to clean the stain. So far I've tried simply mopping with Pine-Sol®, which didn't work. Then I tried scrubbing/mopping with ...
3
votes
4answers
125 views

Should I use spray foam to insulate a basement?

Home in CT cape w/ uninsulated basement. Its a cold, not drafty house, with new Marvin integrity windows. The basement is very cold, and it seems like the cold basement is making the rest of the house ...
1
vote
1answer
222 views

How to build a wall under duct work

So I'm trying to finish my basement. I have a conundrum as to how to build a wall under a soffit. Here's my situation - I have an HVAC duct that is running really close to the wall - like maybe 1.5" ...
3
votes
3answers
221 views

How do I drywall a corner with a lally column?

I'm finishing my basement and I've come across this lally column which is supporting a steel beam. I want to frame an external corner for this interior wall at this "corner" but the distance from ...
2
votes
2answers
130 views

Do I need to insulate the entire basement or just a few walls?

I have a 1920s house with concrete foundation that had a semi-finished basement. After a recent 3-day rain storm, my basement flooded (about 1") due to hydrostatic pressure. It wasn't just my house -- ...
1
vote
2answers
582 views

Installing permanent support column in the basement

I'm redoing a basement after flooding and just found this little hack. Apparently previous owner removed permanent support post for some reason and then at some point installed this temporary jack ...
1
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0answers
36 views

How do you insulate with XPS around interior basement windows?

I'm using 2" XPS to insulate my interior basement walls. How do I work around windows? Do I cut it flush with the concrete opening? Do I spray expanding foam to seal the XPS against the concrete ...
1
vote
2answers
250 views

Foundation drainage: try interior first and then exterior?

My wife and I are closing on a home. During the initial walkthroughs of the basement, it was clear that there was a moisture problem there, but I don't think it was clear to either of us how severe ...
0
votes
0answers
26 views

Water infiltration between basement “bulkhead door” enclosure and concrete foundation?

I've got a fairly common below-grade basement door setup; a doorway thru the poured basement wall into a space enclosed with cemented cinder blocks and a roughly poured floor, containing wooden stairs ...
5
votes
2answers
653 views

Support Beam Splitting

I bought an older house (1917) that had renovations done in 2009. I was in the basement earlier today with the oil delivery man and I noticed some of the support beams splitting. The inspector never ...
3
votes
3answers
139 views

Semi-finished basement, water-resistant “baseboards”?

I'm planning on applying foam-panel insulation over my basement's concrete wall. I'm told a fire barrier is required over that, either plasterboard or decently-thick plywood. I've been considering ...
1
vote
2answers
107 views

Handling basement water infiltration behind bulkhead

My house has two different kinds of foundation, The older part is brick-over-fieldstone. The newer part, dug a bit deeper, is poured concrete. When that extension was added, they added a cinder-block ...
3
votes
7answers
51k views

Can a wet vac be effectively used as a pump?

Can a wet vac effectively be used as a pump to move water? I figure if a basement floods, that this can serve as double duty.
0
votes
2answers
57 views

Railing placement and removable railing systems

I need a removable railing on my bottom basement steps. There is currently no railing but in order to move furniture or anything large downstairs I'm gonna need a removable railing. It doesn't need ...
0
votes
0answers
50 views

Hole betwee the basement sill box and concrete porch

I recently bought an old house that seems to have been flipped in the past, so many things weren't repaired properly. Had a door replaced with a window, and that opened up holes between where the ...
0
votes
3answers
255 views

replace load bearing post with steel column

So I have a joist that stops short of a stairwell and doesn’t connect to the foundation and I’m going to move the supporting beam back 2 feet (it’s about an 8 ft run between the header and other ...
0
votes
2answers
106 views

How to build a toilet under the sewer level?

I have an old garage that I am recovering. Among other fixes I want to build a toilet. The issue here is that it's under the sewer level. Is it still possible to build it? What do I need?
4
votes
1answer
162 views

Could these foundation defects cause problems?

Attached are the pictures of newly constructed basement wall. I wonder if these defects are going to be a problem in the future? Outside of the walls have water proofing, but I wonder if these defects ...
1
vote
2answers
29 views

Installing Basement Subfloor over 30-year-old Vinyl

I'm going to install a basement subfloor. I have 2 rooms that had vinyl squares glued down - a bathroom and laundry room. Can I lay down rigid XPS insulation and plywood directly over the vinyl and ...
0
votes
1answer
131 views

How can I remove a non-load bearing wall in my basement?

I have two small rooms in basement. I want to remove the common wall between the two and covert the resulting big room into a home theater. What is the best way to remove the studs, wiring, etc.?
1
vote
3answers
118 views

Finishing basement… level floors with SLC or install stud wall first?

Basement floor isn't too far off... wondering if I should get the stud wall done first or level the floor first....
13
votes
3answers
4k views

Why did they hammer nails in half way and bent them over to secure supports?

In my 1950s house they hammered nails in half way and bent them over to secure the supports to the beam. Why was this technique used?
2
votes
1answer
155 views

How to attach short bottom plate for door frame to concrete floor?

I'm framing out my basement, which I've done once before in an old house. I use the treated wood (green board?) for the bottom plate, raise up the frames, get everything level, and use cut nails to ...