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

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Back Yard Hill Drainage Issues

My back yard slopes toward my house. Below is a picture taken from my dining room to help explain things. Previous owner had a french drain installed marked by the red lines. We've had a week or so ...
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94 views

Does landscape fabric (filter fabric) get clogged? If not, why not?

I have a drainage problem to solve and I'm considering a French drain. I have read in dozens of places that various drainage systems (including French drains) are usually lined or wrapped in a ...
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1answer
26 views

Can I change the gradient/slope of asphalt walkway with cold patch?

I have a asphalt walk way that runs right next to my house and collects water. I have a outside sump pump near by, but there is a low spot on the asphalt next to the house that will always take water ...
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24 views

Alternative to basement sump pump for water run-off?

When there is a downpour, which happens at least a dozen times per year, my next-door neighbor's back yard fills up with water. His entire back yard looks like a pond, and the grass is not visible. ...
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49 views

Relocating sink drain that goes behind the cabinets?

We just moved to a new house and I just finished taking the kitchen cabinets off and realized that my sink drain is going behind the cabinets (why?). My goal is to make it go through the floor (see ...
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23 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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19 views

Is my soil adequate for a dry well installation to collect roof runoff?

I did a soil percolation/infiltration test to determine how quickly water drains through the soil: Dug a hole approximately 12" in diameter to the planned depth of the dry well. Filled with about 2 ...
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15 views

Montgomery Ward window a/c drain clogged

I've got a really old Montgomery Ward A/C unit, model: VWE-5156A that seems to have it's internal drain clogged up. It works really well, (we were all shocked when it kicked on and worked like a ...
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15 views

Solution(s) for a leaking balcony/walkway

I have a balcony/walkway connecting two upper floor units in a multi-tenant building. The external floor was leaking when the building was purchased about ten years ago,but it has only gotten worse. ...
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23 views

Laying down perforated pipe where a fence is to be built on top

I need to install perforated drainage pipe in a line where I have no choice but to put fence posts in also. Can someone advise on a method to ensure the fence post is secure, but the 6" perforated ...
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41 views

Drainage for stairs to garden-level basement entrance

I have some concrete stairs that go down a few feet from the back yard into a basement door. During a heavy rain, water pools on the bottom stair, eventually coming in under the bottom of the door ...
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48 views

Properly fill small sinkhole near meter vault

I've got a very small sinkhole that has developed between my driveway and my water meter vault/box. The hole is about 20 inches deep and has actually eroded the soil deep enough that it goes ...
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1answer
99 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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1answer
64 views

What is the minimum distance from property line water can be drained?

My city enforces the 2015 International Residential Code, but I could not find any requirements around distances of downspout and/or sump pump drainage from property lines. Perhaps I'm not searching ...
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52 views

Outside vents for drainage - name?

Right outside of my house there are vents (for sewage?) that look like this: These are ugly, take up space and a trip hazard. These can be easily pulled out (I just did with my hands) and below them ...
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1answer
67 views

Does sand help with drainage or marshy lawns around a house?

We moved into our home nine months ago, and slowly the situation of runoff from other properties has led to a condition where the back yard is very marshy-like (your shoes would get muddy and it's a ...
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27 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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2answers
115 views

How do I measure the discharge from a Sump Pump?

My sump generates a lot of output during some weeks. Enough that I need a better plan than dumping into the grass and gravel driveway downslope from the house. My first step in improving my driveway ...
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72 views

Asphalt grading/drainage around house perimeter

The house is surrounded on 3 sides by asphalt right up against the foundation which appears to have been improperly graded, with the grading sloped slightly toward the house on about half the ...
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63 views

How can I prevent this ice build up on my driveway/walkway?

My house faces North. I have down spouts on all four corners of the house. My challenge is that in the late winter/ early spring, the sun melts the snow off the roof and comes down the downspouts. ...
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45 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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1answer
49 views

Need help IDing this gutter part

this part that connects to the gutter downspout is a cap of some sort that goes over a receiving part that goes to sewer drains. I'm not sure what it is called. My home was built in the late 1920s. I'...
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74 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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1answer
46 views

Laying bricks over old concrete sidewalks

I just moved into an old house. The previous homeowner had concrete slabs as the sidewalks that are in touch with the house wall. From what I know, the concrete slabs not only provide a flat solid ...
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47 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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2answers
553 views

Connect downspout to PVC pipe?

I want to drain an aluminum downspout into a 4" PVC pipe. How can I seal the space between the downspout and the pipe so that leaves and dirt do not fall into it?
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2answers
423 views

Is this flexible drain trap configuration acceptable?

I recently redid my entire bathroom (new to all of this), The sink we chose has a draw back we discovered late into the remodel...it has a non-removable drawer that sits almost level with the drain ...
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1answer
1k 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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310 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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68 views

How to fix a backing up floor drain

Home was built in the early 50s. Cape cod style home with a stone wall foundation and basement. There's a floor drain in the basement that is not connected to the sewer system. During heavy rain very ...
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2answers
301 views

Can I run drainage pipe a short distance above the frost line

I live in SE Michigan where the frost line is between 3 and 4 feet. I have a house with a basement I'd like to finish and would like to run the water as far away from the house as I can. Clay soil. ...
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44 views

How to determine the location of the clogged spot in floor drain using a powered drain auger, and auger tip suggestion?

I have a basement floor drain that clogs and backs up a bit (but do slowly drain all the water). I used a powered auger attempting to clear it but without total success (it drains better but not as ...
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64 views

Water pooling against the garage, limited drainage options

I have a single family home in the city in MN. My detached garage abuts the alley, and I have a concrete slab next to it that spans the rest of my small property line (basically the back of my ...
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66 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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1answer
70 views

Dealing with water on a bad garage slope

The slab in our garage has settled toward the house, so whenever our cars are slushy the snow drains into the garage, where we walk and have things stored. We've been quoted about $4,000 to replace ...
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75 views

Shower drain not draining

We just finished renovating our shower and when we went to test the water in the shower base to see if it would leak, which it is not, thankfully, but the water is not draining out of the shower drain,...
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2answers
52 views

Surface water drain blockage

My house is on a private road which is tarmaced. Immediately outside the house is a surface water drain. The drain appears to be silted up and im concerned a heavy storm could cause flooding around ...
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389 views

Building Concrete patio against the house with sunken family room for proper drainage

Just acquired this house with challenging problems. When the house was built, the builder didn't care for grading the lot appropriately. One of the rooms in the back of the house is below grade and ...
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3answers
88 views

Is it OK to expose drain pipes on the exterior of your house?

I live in San Francisco, and my kitchen sink drain goes through my wall towards outside of the wall of the house into a light well. The steel pipes have rusted out so I want to replace them with ABS. ...
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198 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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219 views

How to pour a concrete walkway directly up to a T style foundation

This is a side cutaway drawing of an existing 1930's stucco wall, showing the stucco in red and the original foundation. There is no weep screed, and originally the stucco was troweled right up to ...
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1answer
117 views

Correct drainage setup for a wall-mounted AC?

I have a wall-mounted AC unit. Specifically, a Fujitsu ASTG24LFCB. Recently water started leaking from the interior portion of the unit. I followed the instructions in this video to troubleshoot ...
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2answers
136 views

Garbage disposal not turning on with on/off switch. Water in sink draining in dishwasher. [closed]

My garbage disposal is not coming on and water from the sink is draining in the dishwasher. Do I need an electrician?
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1answer
427 views

Water Softener Drain Line with Loop - Flexible PVC to Sharkbite?

So, I bought a Genesis Revolution upflow water softener to install in my first house in Laveen AZ. We have a water softener loop already plumbed into the house. The airgap is in the laundry room ...
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2answers
111 views

What is this, and I can pump my dehumidifier water into it?

We got a dehumidifier with a water pump recently and I'm just now looking for a place to drain the water. What about using this p trap in the middle of this pic: I believe that brown rubber hose is ...
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3answers
1k views

Are there benefits to having the dishwasher drain into the garbage disposal?

My dishwasher is not draining properly and while taking a look at things I realized that the drain hose is not tied into the garbage disposal. Is this incorrect? Are there certain benefits for having ...
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3answers
57 views

How to manage water pooling at a particular spot in my lawn?

Per the picture, I have an interesting draining issue where some rain water will drain along my roof's edge to a spot on my lawn. Problem is that the water is pooling in heavier rains (see picture ...
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74 views

Connect 110mm pvc to clay oblique junction

I want to install a toilet and replace the existing 60mm cast iron pipe with 110mm pvc It looks as if the cast iron has been cemented into the clay pipe junction I’m trying to avoid replacing the ...
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2answers
175 views

Slope of decking and foundation

I'm having decking installed and the boards currently slope towards the house. The underneath of the decking is soil and there is no gutter alongside the house to funnel the water to the drain. Is ...
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1answer
204 views

Standing water in front of retaining wall okay for wall?

I built a retaining wall this past summer, and put the proper drainage behind the wall. Due to time, I never got around to handling drainage in front of the wall and in between the pool. The ...