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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634 views

How prevent water drainage from neighbor's yard?

Most of our back/side yard is 3'-5' lower than our neighbors'.During winter rainstorms water drains under the fence from their barely landscaped yard and stands in low spots AND at our house slab. A ...
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1answer
165 views

Is there a way to fix a small plumbing leak from inside the pipe?

During and after I have a shower I can hear a dripping inside a boxed-in area in an adjoining room where the drainage pipes are fed out of the bathroom and downstairs. I think I am going to have ...
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98 views

Is this drain appropriate for outdoor ground water capture?

We're buying a new property and the back yard is half level, half slope. The level area holds onto water after rain. Shown from the rear of the yard, my notion is - put a drain in the area that ...
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8k views

Water coming in BELOW sump pit inlet pipe! Is this normal?

So, we live in a new house (moved in a year and a half ago as soon as the build was finished). We moved in during the dead of a Canadian winter. Even still, my sump pit would fill and pump put quite ...
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208 views

Yard Drainage issues

We have clay soil so we had our landscaper/yard maintenance person come out to see what could be done for our drainage issues...there were many low spots in the yard & even when he stepped on them,...
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1answer
138 views

How To Identify/Fix Source Of External Water

My house is leaking! It's hard to see but if I angle the camera just right, these small droplets of moisture become visible. This is from an East-facing external bedroom wall taken during a pretty ...
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2answers
1k views

How can I prevent water from puddling in a play area?

We have clay in our yard. I have spent a good two hours digging out the square space under our slide area of our swing set. I dug deep enough to have deep enough sand for the kids. However, due to the ...
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1answer
1k views

How do I divert rain water off of property?

My upper back yard sits on a slight hill. When it rains, water forms in holes like springs, and water continues to run down my driveway days after it has stop raining. I just had a new driveway ...
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226 views

Is a conventional interior drain tile system likely to silt up over time?

Three companies have proposed the same solution, more or less, to address pretty bad flooding in our crawlspace: Dig a trench around the interior perimeter and install a perforated pipe that leads to ...
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1answer
1k views

Sealing what appears to be a non standard overflow drain

I have an overflow drain, as seen in the picture provided, that isn't sealed. The common wisdom I've read online has been to seal with a gasket, but my drain doesn't seem to be anything like the ones ...
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1answer
728 views

Does my vanity's sink need to be offset from the bottom-exit drain pipe?

I am installing a new sink/vanity in a older house. The drain pipe for the sink is down through the floor (as is the water supply lines) and not in the wall. When I position the new vanity, do I need ...
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2answers
475 views

Best way to drain water away from house?

When we get rain the water flows off the cement slabs and drains into the space between the pavers. This is a small amount of water, but enough that a leak has formed in the basement. We are taking ...
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45 views

How do I seal this grating when it rains?

I use this 6x10' grating for sunlight and aeration but its a menace when it rains. I have used multiple plastic sheets and tarpaulins. They do block the rainwater but start leaking or tearing apart ...
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75 views

identifying drainage problems without pulling up the floor

Help. We bought a house 2 yrs ago and remodeled it to within an inch of its life. Both my husband and I have mold allergies. The house is on a slab so we pulled all carpet and put in moisture barrier ...
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1answer
275 views

Shoring up drainage culvert slope

I just bought a new house, and the drainage culvert out front along the road has several areas where the slope has collapsed, resulting in what looks like a miniature landslide landscape. What is the ...
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1answer
7k views

basement sump pump water level above drain tile

We bought our house in December of 2015. House is situated at bottom of the slope (backyard is slopping towards the back of the house not very steep - but still negative slope). House has sump pump ...
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1answer
184 views

Drain Help - Cannot Divert to Street

I have a drainage issue in my back yard that we've dealt with for years. I have a few ideas, yet I thought I'd post one to see if it will work first. We live in a typical SoCal track home surrounded ...
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1answer
116 views

Dishwasher Drain Into Sink instead of Under?

Is it ok to have the drain hose of the dishwasher just set into the kitchen sink and set in place, or do I have to merge it with the drain under the sink? I am leaving this apartment soon (with my ...
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3answers
216 views

Solving active sump issues

We bought our 20 year old house in Fishers, IN (northeast Indy suburb) this past summer. Three days after moving in, we had the last of the bad summer storms. One of the pumps in our Triple Safe sump ...
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2answers
902 views

Installing washer/dryer combo in kitchen

Due to space constraints, I am planning to install 1 1/2 inch pvc piping through cabinetry to the sink tailpiece (with some type of tee) which will go straight down to the p-trap to the main kitchen ...
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1answer
88 views

what connection to use for drain

I have a 3" drain running horizontal. I will have a new 2" drain running horizontal to just above the 3" drain at an angle and need to connect them together. I assume I shouldn't use a regular T here,...
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1answer
10k views

How deep should drain pipe be buried under an asphalt driveway?

I have a 4" PVC drain from a downspout that runs parallel to the garage for about 25' before joining another drain. This run is about 12" deep and with a very slight grade. While the driveway is ...
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3answers
3k views

What kind of drain rod do I need to get around this bend?

Had to have this drain unblocked professionally the other day, because I don't have the right kit. It blocks yearly, and so I'd like to be able to sort this myself. The problem is, that the drain ...
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1answer
1k views

Sump Pump runs several times a day every day rain or shine

I am looking to buy a house that has a French Drain and a sump pump installed. The basement is dry but the sump pump is constantly pushing what I assume is ground water out. This occurs several ...
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1answer
579 views

Will my french drain clog/erode my soil if the pipe has holes on top?

Yesterday, I bought some piping at Home Depot for my french drain project. The solid pipe looked good with the proper alignment of holes. However, I needed flexible piping due to the nature of my ...
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1answer
978 views

Water is leaking from basement toilet. help

I bought this house that was without electricity for 8 months (water pipes froze too). I have a septic system. I've removed toilet in the basement and plugged septic pipe (it was filled with water)... ...
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1answer
2k views

Flow rate of water in a gutter system

I am attempting to build a waterfall out of a gutter system. I currently have an awning that is 72" by 48" with 3" high (tentatively) buffers on each side to keep the water from flowing off. The ...
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3answers
493 views

What is the name of extremely porous concrete for water runoff solutions?

I have seen extremely porous concrete that water drains through very well. Narrow strips of this may be put across a driveway to limit excess water runoff. What is the name of extremely porous ...
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2answers
2k views

Should I be concerned about foundation seepage and what to do about it?

We recently bought a 20 yr old home next to a lake in NC.. within a couple thousand feet. It doesn't rain incredibly often here but we've noticed when it does rain it pours 2-3 times the amount we ...
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2answers
399 views

How can I determine the precise location of a clog in a drain pipe under ground?

I have a drain pipe that goes through my garden, and it's clogged. I've cleared the pipe from a manhole cover, but not 100 %. I also have a special type of water cable that is designed to clear ...
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1answer
3k views

How can I drill through concrete blocks to allow drainage from my backyard?

My back yard has a brick floor and is surrounded by a concrete block wall. In heavy rains, the yard pools with rain water. How do I go about cutting drain holes in the wall or floor?
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76 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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62 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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1answer
55 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
143 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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0answers
33 views

Is this wet venting solution ok?

I am completely redoing my basement bathroom and am wondering if this way of venting the plumbing is ok. From what I've seen, wet venting is the most money and time efficient way to do it, so I would ...
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50 views

Would filling this part of my patio with drain rock improve drainage, at least in the short-term?

I moved into my house this time last year, so I don't really know much in the way of its history, and how things have been done etc. In the back garden there is a patio, and this patio is split into ...
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38 views

Tanked balcony drain has cover stuck down with sealant - how to remove?

We live in a leasehold (nearest US equivalent: condo) flat (apartment) at the top of a seven-storey building. Only our floor has real balconies, and the floor of each balcony is effectively the roof ...
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0answers
47 views

Can a bathtub work without a drain waste or removal shoe?

I guess the drain waste or removal shoe was missing which I saw after trying to change out bathtub drain. Is this a really important part and is it difficult to install?
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254 views

I live in NJ. Do I need a p-trap and vent on a washer drain line not going directly to the stack?

Here is my situation. As it sits now, my washer drains directly into the slop sink right next to it. I live in a split level and I am moving the washer & Dryer up one half level about 6 feet in ...
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43 views

No Drainage Around Concrete Basement Floor

This question/comment is in regards to the sump pump question I had yesterday. While digging the hole to set my new sump pump basin I realized that there was very little if any gravel under the actual ...
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239 views

How to redirect water pooling behind skylights

I have a pair of skylights in my roof that leak every time it rains. I've tried silicone and a roofing sealant along the edges.. still leaks. During the last storm heavy rain I went up to check it out ...
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0answers
141 views

Sealing Off Gravity Pipe from Crawl Space

I currently have a 6" clay pipe for eliminating water from my crawlspace. The pipe exits my crawlspace about a foot from a corner wall, travels 15', and opens to air in a ditch (for now). It is ...
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1k views

extra pit next to sump pump

I have a basement with a properly installed sump pump. I have another hole approximately 1 foot away from the sump hole cut to the same dimensions. There are at least 2 pipes that run into the unused ...
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189 views

Mystery: Water vanished from flooded basement with no floor drain

I live on a century old home whose unfinished basement got flooded this week. We had heavy rainfall which overwhelmed the city's storm sewer. At a certain point there were about two inches of water ...
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712 views

Pouring drainage channel right next to foundation, how to protect the foundation?

Ugh. How can I arrange details on this concrete pour, to not damage the foundation later? This is San Francisco Bay area (no freezing). The visible clay pipe is a high volume gravity drain from the ...
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168 views

Can I build a concave mortared-stone sidewalk that will also act as a drainage flume?

I recently had a landscaping company install a mortared-stone drainage flume on the interior of a retaining wall at my house: It looks great and works just as well. It naturally has me wondering ... ...
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37 views

outbuilding drain into dry well

Aside from code differences between jurisdictions, is it acceptable to tie an outbuilding floor drain into a dry well drainage system? The outbuilding does not have a water supply, the slope of the ...
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113 views

Is soil in an open rock spoon drain a blocker? Think we've got a cowboy job done

Being on a slope, our place has a lot of problems with surface water flooding. We've had a spoon drain installed along our upper boundary to redirect surface water away from the house. Here's a pic ...
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1answer
4k views

Water Drainage Towards Neighbor's House

We are in the process of purchasing a home in Washington State. We receive a lot of rain and the backyard lawn always seems kind of soggy/standing water. I've looked into a french drain and it seems ...

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