Questions tagged [drainage]

Use this tag when the topic is about controlling water runoff, particularly near structures but also in yards or elsewhere.

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27 views

How to determine if tethered sump pump float switch is triggering at the right height?

Yikes! It rained a ton yesterday and my basement flooded. Water soaking the floor. When I looked into the sump pump, it had lots of water in it. I pulled up on the float and it all emptied. As we ...
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1answer
67 views

How to reattach a cast iron drainpipe

The cast iron drain pipe fell off my wall this morning. It’s the entire length from guttering to drain. It looks like it was attached with very old nails which have worked their way out, taking some ...
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2answers
90 views

How do a fix this solid, leaning, solid concrete retaining wall

I have a solid concrete retaining wall that’s leaning against my neighbor’s property. In turn, he has let his yard foliage grow to hedge against it collapsing, which is why it’s hard to get clear ...
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48 views

Sump Drainage Options

I seem to have an overactive sump. Last year there was an empty lot next to my house. My builder raised my sump because it was running almost constantly. This year I installed sod and a small sump ...
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1answer
188 views

Finished grade in my yard is pure clay. How much topsoil should I add?

Ever since we moved into our home, the backyard grading has needed work. It basically slopes right into the back of the house. I put in a small trench a few feet away from the foundation to divert ...
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2answers
51 views

Correcting concrete grading towards drain

I have a small (cca 5 sq ft) basin in front of my basement door. It is between a staircase (bottom of the picture is the first step riser) and the door threshold (top of the picture near where it's ...
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2answers
83 views

Heat pump condensation drainage re-use potability or toxicity

I recently had my older style air conditioner replaced with a newer style high-efficiency electric heat pump. Working great so far. One thing that is different is that it apparently extracts quite a ...
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1answer
41 views

Does a retaining wall drain pipe need to penetrate beyond the back of the wall?

I would like to install a couple more of these wall drain pipes on a side of the same front yard retention rampart that has bulged over the years, which I attribute to their lack. Is it enough if ...
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22 views

water pooling in concrete slab

We recently had our concrete patio and driveway completed. We have direct the water flow to the grass but the water drains out really slow and is pooling in the area. how do we solve the issue? The ...
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3answers
43 views

Durable leak-proof connections / couplings for corrugated drainage pipes

PVC pipes can be joined using couplers and glue to form a durable water tight connection. I have not had any such luck with corrugated pipes - and have had to deal with the consequences of leaking ...
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16 views

Replacement Exterior Drain top

I've just removed our drain "cover?" as it was badly damaged, but I'm not even sure of the name of it, never mind what I can replace it with. Any help appreciated. The whole this is 31cm ...
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1answer
74 views

Water pooling in the front yard

just bought a home and I'm finding that if it rains heavily, water is pooling around the front yard. Specifically in the two places shows in the images: How can I fix them? I've gutters installed as ...
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3answers
136 views

Downspout overwhelms French drain and water enters basement-- how to fix?

There is a space of about 12" between my concrete drive and the house. 4" perforated PVC pipe is run the length of the house in this space and drains into the yard out back. The pipe is ...
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0answers
29 views

Laying artificial grass on surface with no drainage

I tested laying out some artificial grass on the roof above my outdoor space. I really enjoyed it, but it rains all year here in NY and the roof does not have any drainage (it is essentially an ...
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1answer
129 views

Coal room basement leak: seal the chute or fix the drainage?

My 1920s house was originally an L shape, with the chimney and coal furnace at a rear corner of the main range under the living room (think the top, inside corner of the vertical arm of the L, if ...
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1answer
262 views

Handling water flowing over a patio

I have a water issue in our backyard that can mostly be solved by our neighbor handling it properly. But even if they do, I expect a large storm to put us in the current situation. The consequence of ...
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1answer
40 views

Basement drain issue

I live in a house with a drain in the basement well it wasn't installed correctly, it was raised above the cement floor. So I decided I'd fix it and I did. I Broke away the the crumbling cement ...
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1answer
134 views

What is this small drain pipe in my garage wall?

I have a drainage pipe (PVC - looks like the air unit/water heater one) of some sort that is in my garage it doesn't belong to the water heater or the air unit I know where those are. I cannot think ...
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3answers
146 views

Ground floor toilet started bubbling randomly and the water level has risen in the toilet bowl

We live in a house, we have 2 toilets 1 upstairs and 1 downstairs. The downstairs one started bubbling vigorously and the water level in the bowl started rising. Now flushing just increases the water ...
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1answer
126 views

What should I do with this hole in my basement floor before installing flooring?

Found this hole in the basement floor after moving the dryer. The dryer was standing on a piece of plywood covering the hole. It has a pipe connected to the cavity at about half of the depth, but the ...
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0answers
40 views

(CA) Code for outdoor sink drainage?

I'm planning an outdoor BBQ island with a simple sink with cold water for handwashing. My city defers most code to California's code but in both cases I'm having trouble finding the relevant section. ...
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1answer
63 views

Two of my drain spouts from the gutters on my house go down into holes in the ground. Where does _that_ lead?

I don't know how to figure out where this leads. Where is the water from my gutter being drained off to? (Or I mean, how do I figure out the answer to this question?) I do not know of any outlet ...
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1answer
105 views

If my home has no footing, how dangerous is it for a contractor to install an indoor drainage system in my basement?

I have gotten estimates from some contractors for installing indoor drainage in my basement. They'd be breaking into the concrete floor around the edges of the basement, right next to the basement ...
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1answer
97 views

How deep should PVC drain pipe be buried to ensure grass will grow above ground?

I’m burying 4” solid PVC drain pipe (not a French drain) in my yard for downspout & surface drainage. How deep should the pipes be buried in order to ensure that grass will grow above it? Due to a ...
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1answer
53 views

Plumbing a dual kitchen sink path

This dual kitchen sink is causing a bunch of problems, mainly clogging up at the S bend. I am a complete noob when it comes to plumbing, have never plumbed anything before and have no knowledge about ...
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1answer
43 views

Sump Pit Not Holding Water

Moved into a new house built in the 1970's and discovered that the sump pump was not operational. I replaced the sump pump, re-attached everything, and poured water into the dry sump pit to test ...
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1answer
79 views

Can I make a raised flowerbed against my siding?

I want to make a slightly raised flowerbed at the front of my house. The flowerbed would be about 9 inches high and made out of landscaping blocks for the front edge/wall. The issue is that it would ...
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3answers
112 views

Central A/C Draining Causing Stagnant Water - Dry Well?

I have a central air system with a condensate drain line that exits my home near the actual AC compressor on the side of my house. The original installers put in a cement cylinder that the line ...
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1answer
103 views

drain hose for chest freezer

I'm trying to build a DIY ice bath (Wim Hof style ice baths) using a chest freezer. I have a Magic Chef small size chest freezer (pic below). I need to drain the water in it every couple of months or ...
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1answer
46 views

Fix water pooling on porch connected to driveway

The steps to my back porch are connected directly to my driveway. However, the paved section of the driveway leading to the steps is improperly sloped. This leads to pooling at the bottom of the steps....
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1answer
80 views

Foundation water seepage?

Recently purchased a new home and am noticing that there appears to be what seems to be an issue with water seeping through the foundation in the basement. Shortly after a decent rain the wall will ...
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2answers
44 views

Pavers mortared to cement - how to grout joints

In my front yard I have a curved walkway made out of cement. The cement walkway is about 45 inches wide and sits on top of some compacted dirt. This past weekend I used some exterior thinset mortar (...
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4answers
3k views

Strange suction in toilet and sink, like a vacuum in the sewer pulling the water out

This is hard to explain.. But I was sitting in my bedroom when all of a sudden my toilet started draining, then the sinks in the bathroom started pulling air in, then when the water from the toilet ...
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1answer
263 views

Should drainage pipe behind a retaining wall only have holes on the top?

I am mid-project in a DIY yard project. I have subbed out a large retaining wall to a civil / wall contractor. It's 220 feet long, between 2-5' in height, and makes 2 90-degree turns. It's built to ...
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0answers
255 views

Should the high side of a concrete block retaining wall be sealed?

I am mid-project in a DIY yard project. I have subbed out a large retaining wall to a civil / wall contractor. It’s 220 feet long, between 2-5′ in height, and makes 2 90-degree turns. It’s built to ...
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1answer
74 views

How should I drain an area of gravel between a sidewalk and retaining wall?

We are reclaiming a flower bed and extending our existing patio. After a gully washer I am now concerned about drainage for this 5ft by 36ft impervious surface we are adding. We are also adding a ...
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0answers
65 views

Is this a drain-pipe?

I am about to install a water heater in our condo. This is inside the house so I want to be careful about possible leaks. I am putting a drain pan underneath it and need to connect it to a drain ...
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0answers
24 views

Pipe cleaning machine without guide hose - how to prevent tile and furniture damage?

Looking for a pipe cleaning machine, I see only the very expensive ones with a guide hose ("Spiralschutzschlauch") that will protect the bathroom from fast-rotating spiral ends (2.5 - 5 m!). ...
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0answers
34 views

Mountain top drainage issue

We live atop a large hill and due to how the driveway is I constantly have water and mud on top of a small area of my driveway. This area is supposed to be a low area to care water down the driveway ...
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0answers
34 views

What should be considered when updating wall assembly in only one section of a wall?

Background: We live in a 1920s two-story foursquare home in New England. The house has painted wood shakes/shingles siding on the second story, and wood clapboard siding on the first story. We will ...
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0answers
24 views

Concern with whirlpool tub pump drainage

I am having a whirlpool tub installed by a plumber. This is the tub. We purchased it with an upgraded pump, specifically this one. It came from the factory looking like this: The pump is mounted at ...
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0answers
25 views

Small atrium in 3rd floor of building has a storm drain that's leaking down to the crawlspace. How do i fix this?

My building (old 4 unit Victorian) has a small atrium on the 3rd floor with a storm drain that's leaking all the way down to the crawlspace underneath the building. When it rains, i can hear light ...
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1answer
1k views

How low should I drill holes in my sump pump basin? Should I drill them at the bottom?

I'm encapsulating my crawl space and as a part of this I'm installing a sump pump with a perimeter drain around the inside of the crawl space that leads to the sump pump basin. I installed the sump ...
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1answer
63 views

Bathroom sink drainage

Yesterday I tried to get my bathroom sink to drain better and I used a plunger. Unfortunately water got into the overflow and now water is coming out through the hole. What can I do? ...
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1answer
188 views

My pool drainage seems to break the law of physics

I apologise if this is answered somewhere else, but I can't find the answer. I have an above-ground pool, with an overflow pipe coming out of it about 4" from the top. This overflow pipe then ...
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2answers
670 views

Sump pump horizontal distance - Why do 90 deg angles put more load on the pump after a vertical drop?

I'm installing a new sump pump basin in a new location in my crawl space. I currently have a Zoeller M53 1/3 HP. The discharge pipe will come out the back of my house, but I want to bring the ...
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1answer
329 views

Can only use small sump pump basin in crawl space, what can I do to prevent short cycling?

My crawl space access is only 19" in height. This severely limits the sump basins I can find. Every basin I see that say that they are 18" diameter are referring to only the inside diameter. ...
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2answers
81 views

Washing machine overflow

I live in a home built in the late 60s. The old set up for the washer was draining into a utility sink (1 1/2 trap that connects to a 2in main) I wanted to move the washing machine to the other side ...
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3answers
96 views

What's the best way to deal with the floor of a shed with water infiltration?

I have an old carriage house on my property, probably over a century old, which sits on what is now the lowest part of my property. As a result, water runs back into it along the driveway (which also ...
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2answers
316 views

How to support 20 feet of 4 inch pvc drain pipe horizontally along a concrete wall?

I need to run 20 feet of 4 inch drain pipe horizontally along a concrete wall. Someone suggested saddle clamps and anchors. I am not sure exactly what type to use, especially if the pipe is full of ...

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