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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19 views

Slope dricore subfloor or not?

I have half an unfinished basement with sewage stacks sticking out above the concrete. I had used Dricore on one side easily, but this side is with the laundry area, the sewage stacks and the slope of ...
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0 votes
2 answers
115 views

How do I lower 20 feet of my asphalt driveway about 3-5 inches before recoating it?

The previous owner had a contractor install an asphalt driveway which is higher than the side entrance concrete pad. This apparently made it easier for him to enter the house, but also allowed rain ...
0 votes
0 answers
51 views

What's the best way to add a utility sink drain to this current setup?

Code: New Jersey I'm looking to add a utility sink in the basement and am looking for the best way to modify this drainage system to include the utility sink drain. My thoughts are to take the ...
1 vote
1 answer
38 views

Do I need to repair the "plaster cement" around my drain?

My linear shower drain clogged so I removed the drain grate and unclogged it. Now I have some spaces between the tile and the drain channel. This gap was filled with some sort of plaster cement but I ...
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1 vote
2 answers
42 views

How to re-route this downspout between the back doors if adding a tile patio?

https://imgur.com/a/yFtgzfz I am trying to help a friend design a patio off the back of their house. They want Saltillo tile to match their front porch, over a concrete pad with shared steps coming ...
3 votes
1 answer
59 views

Maximum length of a rain chain

Can I hang a rain chain with cups from a gutter on a two story house? Will it get too heavy when it rains?
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2 votes
1 answer
76 views

Drainage pipe with sock or without sock behind retaining wall?

I am building a 4ft retaining wall that is 65ft long and the soil I have is sandy, I live in NM, I'm going to bury a 4in corregated perforated pipe but I don't know if it should have a sock on it or ...
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2 votes
1 answer
64 views

Patency of culvert

The drainage ditch has been turned into a culvert (4-5m pipe) on the plot we want to buy. Water enters in front of the property and falls out on the other side of the property. As the future owner of ...
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3 votes
0 answers
36 views

How can I implement an NRV in brickwork or masonry?

Location: Nagpur, India Glossary: NRV = Non-return valve / One-way valve PVC = Poly Vinyl Chloride SWR = Soil, Waste, Rain Over the years repair/renovation of the street in front of the house has ...
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0 votes
1 answer
63 views

Weep Vents for double skin retaining wall

I'm going to building a retaining wall to level my garden. The wall is not touching the house, I'm trying to work out the drainage solutions for this wall. Its not going to be too dissimilar from the ...
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0 votes
1 answer
60 views

How to allow water to drain from my driveway?

My driveway is sloped in such a way that all the runoff goes to this one corner, but it readily gets blocked with debris from the trees. What can I do to keep the water flowing, other than regularly ...
1 vote
1 answer
112 views

How to manage water on a complicated Cut & Fill Lot? [closed]

I've been seeing water infiltration problems in my crawl space/open basement. The house is built on a cut & fill lot, with what I suspect is a sloped sandstone formation underneath the house. I'm ...
1 vote
1 answer
62 views

Flooding problem

I have an area between my concrete drive way and house that floods every time we have a hard rain. The water seeps through the brick and floods my living room. What is the best and cheapest way to fix ...
0 votes
1 answer
51 views

Is it permissible to connect water softener drain(s) to tub/shower unit overflow drain? How?

My A.O. Smith water softener system (6-month sediment pre-filter, 6-year whole-house filter tank, 6-year descaler tank, and 6-month sediment post-filter) seems not up to the job of softening the local ...
1 vote
1 answer
48 views

Gurgling drains

Why does my toilet and bath tub drain gurgle when the upstairs neighbors flush the toilet. The toilet gurgling has gotten more louder and forceful over the past couple of weeks.
0 votes
0 answers
31 views

How urgently do I need to fix soakaways drilled adjacent to my foundations - and what is the best method?

I have recently moved into a Victorian/Georgian mid-terrace house, built 1854, with solid rubble/stone walls perhaps 18 inches thick. Both front and back outside levels were too high when we moved in, ...
2 votes
0 answers
36 views

How should I keep water from pooling in front of my porch during snowmelt/heavy rains?

This is a terrible picture of my house, from the top. The blue lines are my attempt at contour lines. The front yard is relatively flat. There is a low area (marked with a red X) in front of the ...
1 vote
2 answers
147 views

Do we need an air vent pipe for percolation (septic) tank?

I'm going to set up water percolation tank( made of cement rings ) for filtered septic water from septic tank. Is it necessary to have air vent pipe? but it could cause some foul smell. Would it be a ...
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0 votes
1 answer
63 views

How to best stabilize uneven ceramic pots?

I'm in the process of replanting my houseplants form their old plastic pots into new fancy ceramic pots. The bottom of these pots and the surface of their saucers are quite rough and uneven, so the ...
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3 votes
4 answers
2k views

How do I connect a piece of PVC between two points, when there is no "give"?

As can be seen in the pic above and the title, I'm stuck on how to connect this last piece of drain pipe to the floor drain. I have a sch. 40 socket Wye which has not been cemented yet to the floor ...
0 votes
1 answer
126 views

How do I prevent mud flow from neighbor's yard around metal fence posts?

The neighbor carted in a lot of dirt and raised it about 18" -24" higher than my yard on the other side of the fence. I have a French drain, but the mud from their yard keeps flowing into my ...
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1 vote
2 answers
55 views

Where to outlet the water that comes from storm drain and gutters, to prevent soil/roots getting into pipe?

In my house, currently, all the water that comes from gutters and storm drains goes into one main underground 4-inch PVC pipe that outlets at the end of my backyard, right into under the soil, at 1-1/...
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0 votes
2 answers
73 views

How to know where water from gutters is going?

My gutters are connected to pipes that go underground. I am trying to figure out where these pipes are connected to ,and ultimately where is the water going. The previous owners didn't give me any ...
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0 votes
1 answer
112 views

Drainage for playground with 12 inches retaining wall?

I am building a playground area, and as part of having the ground level, I ended up building a retaining wall, and I have a question about drainage. Some data on the project: The wall will be ...
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7 votes
2 answers
834 views

Do I need water traps on my sinks with dry-well greywater collection?

My house has been fitted with water traps in toilet and bathrooms drains which is quite good, but I can see that my kitchen sink, washing machine outlet pipe and regular wash basin don't have water ...
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1 vote
1 answer
37 views

Maintenance of internal roof drain

we have an internal roof drainage system on a 1880 small condo building in New England (MA) that goes to the sewer drain pipe. I just cleaned the outlet for the first time since we moved in. I am ...
1 vote
2 answers
73 views

Can you build a rain diverter with a double T and a toilet plunger?

I'm reading the GrowNYC Rainwater Harvesting Guide and I see in the diagram a "winterizing tee" - a double tee with a reference to a plunger. Are they really just talking about a toilet ...
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2 votes
2 answers
96 views

What type of drainage solution for water trapped between my walkway and foundation?

I have a walkway that runs 16 inches parallel to my foundation along the entire side of my house. The walkway elevation is also higher than the top of the foundation where it meets the brick. This ...
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0 votes
2 answers
58 views

How to couple 4" round corrugated downspout to plain round

I'd like to connect a 4" plain round downspout filter to an existing 4" round corrugated downspout. Do I need a specific type of coupling to do that, or will the 4" corrugated fit ...
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1 vote
2 answers
118 views

Can I divert my roof stormwater away from my storm drain and to a dirt patch 20 yards away

So I have a townhouse in New York City and I've been getting sewage backup from storm water. I added a sewage backflow prevention valve at the front of the house at the sewer, but the shared storm ...
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0 votes
0 answers
117 views

Slip joint nut leaks at PVC-copper joint in sink drain pipe

The 1.5 in PVC-copper slip nut joint (red arrow in the picture below) is leaking (slow drip) from the lower part of the joint. I've tried taken them apart and replace the red rubber gasket, cleaned ...
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1 vote
1 answer
107 views

Can an underground drain pipe cause water seepage into basement where floor and wall meet in the front and side of a house?

We have three water issues on one side of our 1934 house. Our house sits beneath our adjacent neighbor's 2018 cruise ship of a McMansion that runs the full length of our home and backyard four stories ...
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0 votes
1 answer
78 views

how to divert a corrugated round downspout when I can only find non corrugated adapters

I need to add a downspout diverter to my 3" round corrugated downspout. I have a combined sewer and storm sewer system in my basement and don't want it to overflow during heavy fast downpours ...
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2 votes
1 answer
362 views

Keeping sand out of a yard drain in a sand pit

tl/dr: I have a large sandy pit where I have to put the entrance for a yard/french drain. I can't remove the sand. I'll be building a deck on top of the sand pit, so I can't just "replace" ...
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1 vote
1 answer
71 views

How to proactively prevent termite infestation

I'm seeing ants boring holes through Tiles and ejecting sand and I'm told ants are first to come then comes the Termite. Outside my building I'm seeing lots of ant colonies where if can lay our feet , ...
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0 votes
4 answers
149 views

Scare off snakes from a weed full land [closed]

I have just inherited an acre of residential land. The land is full of weeds and some trees. It is 2-3 metres below the road that lies near it. It is as I believe infested with snakes. How can I scare ...
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0 votes
1 answer
80 views

Daylighting an interior french drain

My basement floods about twice a year (maybe 1/2" of water or so) after excessive rainfall or ice melt, and stays flooded for about a day before the water recedes. The basement is half above ...
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0 votes
0 answers
125 views

Should downspouts drain into perforated or solid pipe?

I recently had a contractor re-grade and replace the concrete pad alongside my house, primarily to fix drainage problems. Previously, my downspouts emptied onto cracked concrete where water could seep ...
2 votes
1 answer
113 views

Why there is a wye under a pedestal?

Is there a reason why the builder used a wye under the pedestal with one end capped with a mechanical cap. The P-Trap is located under the floor. I’m replacing the pedestal with a vanity. Do I need ...
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3 votes
2 answers
343 views

French Drain or solid PVC pipe

I live in Southern California, it barely rains here. However, I am working on my yard and just built a retaining wall and was required to use perforated 4" pvc pipe behind it.. Now I need to do ...
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0 votes
1 answer
57 views

Carport Expansion Walls Rotted From Water Damage

We just bought a fixer upper and it seems like some pretty significant issues were missed in the inspection. The inspection mentioned settling in the corner of the living room and rodent activity. ...
2 votes
0 answers
37 views

Can water percolation affect RCC column and footer

There's water percolation around the building due to dry wells which were installed for waste water. I worry whether this water percolation affect the RCC column and footer which is my foundation ? ...
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4 votes
1 answer
176 views

How to protect Building foundation from Dry wells

We have installed 6 dry wells around the building as there was no empty space for drainage water. We did this as per the engineer's advice. Sand texture: It's clay Water table 5 feet Ground water is ...
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1 vote
2 answers
71 views

Home condensation pump emptying into sewage pipe. Is this functionally okay?

I was looking at a house and noticed they had a condensation pump for a hot water heater going directly into one of the houses sewage pipes, which empties into the property's septic tank. See images ...
0 votes
1 answer
88 views

Retrofitting Drain Where Patio Meets Retaining Wall

I just installed a patio 24' x 22' with a retaining wall that is around the perimeter of it, and it looks like water pools too much at the end of the slope (where patio meets retaining wall). There ...
0 votes
0 answers
20 views

Flo-well dry well pipe size

This weekend I’m going to install a flo-well dry well from my basement sump outside into my yard… question is I know the flo wants 4” pipe into it but is it best to run a full 4” the whole way or ...
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5 votes
2 answers
2k views

Elevating portable air conditioner's condensate drain

I'm familiar with window and split air conditioners but new to portable ones. My portable AC has an upper and a lower plugs that can be used to drain the condensation water. Both are two low for ...
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2 votes
2 answers
150 views

I dug a pit to drain my sinks, bathtubs and washing machine water into, the water from the washing machine comes above ground. What have I done wrong?

I dug a 8ft X 6ft pit to drain my sinks, bathtubs and washing machine water into. The ground had right much clay but was able to get past that and into sand. I put 4 ft of rock in the pit, ran a 4&...
-1 votes
2 answers
76 views

How close to align pavers up to a timber retaining wall

I'm wanting to lay concrete pavers on a walkway sloped towards a timber retaining wall. The question I have is how close to the timber retaining wall should I lay the pavers. Laid immediately up to ...
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13 votes
3 answers
3k views

Crack across front of garage floor

I have a crack across the entire front of my garage floor. I believe that the crack was caused by a poor drainage issue that has been corrected. The drainage issue also caused the pavers in front of ...
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