Questions tagged [drainage]

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

0
votes
0answers
29 views

Proper grading around the foundation

I know that the moisture problem we have is being caused by positive drainage towards the house. I've seen recommendations for simply properly grading the soil (6 inch drop for every 10 feet) and ...
0
votes
3answers
48 views

How damaging can a 3 meter (10 feet) long drain hose be for the washing machine pump and microorganism growth?

I have two washing machines and they are placed one next to each other (this is the only way I can position them due to the space). The first one is connected to the drain pipe under the sink ...
0
votes
2answers
26 views

Drainage issue, water causing foul odor in home

I live in an apartment building where the building is built on a concrete slab. There is NO overhead drain pipes or gutters and the water pools up along the side of the building next to my living room ...
0
votes
0answers
10 views

Is there any reference (or probably web/online calculator) to figure the size for downspout pipe for a known flow rate

The total flow rate of water collected by the gutter of my roof is known (50 L/minute). I need to figure the safe size for my downspout pipe for this roof. What's the minimum diameter for the ...
2
votes
0answers
30 views

Use cement blocks for egress window well surrounding [duplicate]

I need to make an egress window and the depth below grade is 24". However, most egress window wells at home improvement stores are 20" in height and I need to buy 2 of them which made the cost double....
0
votes
2answers
50 views

Can I approximate flow rate of a roof with known flow rate of another roof?

My main building roof I need to know the flow rate (FR, for example Litre per minute) of water coming out from the gutter of this roof. The easiest way would be catching the flowing water coming out ...
0
votes
1answer
37 views

Should I fill my crawlspace drainage trenches before putting down a moisture barrier?

I recently purchased a house by Lake Erie which has a crawlspace foundation. There are existing drainage trenches throughout it dug into the hard clay, which all drains to a sump pump. These trenches ...
5
votes
3answers
1k views

Can this water damage be explained by lack of gutters and grading issues?

We are currently midway through a major renovation to an old house. Part of the renovation was digging out a new basement and adding a new foundation around it. The basement has a ceiling height of ...
0
votes
1answer
101 views

Is channel in basement standard design?

Determined this is a 4 inch slab on top of original slab. Possibly with internal drainage channels from center of basement to edge, where it runs to pictured channel and sump pump. House has channel ...
2
votes
1answer
45 views

Will a french drain help the runoff ditch in front of my house?

Like most rural yards I have a shallow runoff ditch between the road and my main yard. Over the whole 40 ft span the ground seems to slope in a consistent direction towards a larger common ditch/creek....
0
votes
1answer
37 views

Moving wet appliances away from sink around kitchen L bend and past oven

I am renovating my kitchen so that I can introduce a dishwasher and extend my counter top. My kitchen is a small L shaped one, and in order to get everything I want in the design I need to move my wet ...
0
votes
1answer
75 views

Are gutters the only way to fix this ice accumulation issue?

Whenever it rains or snow melts in the winter these rain guards drop water right in front of the walkway which freezes and causes an ice mess. I am reluctant to add a gutter section because no other ...
3
votes
3answers
106 views

What kind of stone makes the most porous fill? (french drain)

I need to create some drainage in the form of some dry wells and french drains. What kind of stone will maximize the porosity to get good water flow? I originally thought just ordinary gravel, but a ...
0
votes
1answer
93 views

Underground downspout extensions - Are pop up emitters needed?

To move rainwater further away from a foundation than the standard 2~3 foot above-ground downspout extensions, what are the underground options? Example of standard downspout extension: (Photo from ...
1
vote
4answers
118 views

Who should I call for a roof drain leak?

We have a balcony above our garage attached to the house, that is surrounded by 3 stucco walls and has a drain in the middle that leads into our garage. Example of random balcony with drain similar ...
0
votes
1answer
95 views

Drainage on Pier and Beam House

We live in Argyle TX and have a 42 yr old pier and beam house sitting at the bottom of a hill. I have called several people out for professional help and they want $5000 to $7000 to regrade put in ...
1
vote
1answer
89 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 ...
1
vote
2answers
325 views

How can I increase deck board gap without removing the boards?

My friends just bought a new house that has a deck that has gone mossy/moldy. The sellers pressure washed the deck and replaced a few soft boards, but the real problem is that there isn’t enough gap ...
2
votes
3answers
431 views

Should my sump pail be perforated?

I'm replacing the sump basin/liner in my home which is currently a perforated 5 gallon bucket surrounded by gravel. I have an interior drain system that has two pipes terminating into the gravel pit ...
0
votes
1answer
36 views

Nomenclature for water management objects

Building roofs and parking lots cause prevent rain from naturally entering the ground. A bird's eye view of a building shows a footprint where water can not drain into the ground and must drain into ...
0
votes
1answer
138 views

How can water be diverted away from the street curb in front of my house?

How can water be diverted away from the street curb in front of my house? Several of my neighbors are draining water from their sump pumps onto the road and it runs down the curb and collects in ...
0
votes
0answers
22 views

Calculate rainfall intensity

To help size drainage, I'd like to calculate the maximum rainfall intensity for my particular location. How do I do that? I've found data sources that will give me the average number of inches of ...
1
vote
2answers
302 views

Rain chains at an angle from the vertical

I'd like to hang a rain chain, but not quite vertical straight down -- at a slight angle from vertical. What angle from vertical can I hang the rain chains, and still have them work? Are there any ...
2
votes
2answers
73 views

Is it reasonable to convert a general purpose motor and pump for a sump pump?

TLDR: I have a 120V 1/4 HP general purpose motor with pump head attached (with female threaded connections for input and output). Could I keep this pump/motor above ground and run PVC from the pump ...
0
votes
0answers
22 views

Tree vs drainage foundation issue

I have been seeing expanding cracks around my home and slowly widening cracks in my foundation. I had three foundation companies look at it and all three said different things. Excavate front of house,...
1
vote
2answers
127 views

Possible downsides of plugging up small hole in foundation?

I have found two small holes in the foundation, near the floor, in the cellar. Water trickles in through these two holes. I am thinking of plugging them up with spray foam. Are there any possible ...
2
votes
1answer
92 views

What purpose does this PVC pipe in my crawlspace serve?

I was cleaning the crawlspace under the house and discovered two 3/4 inch white PVC pipes that run across the crawlspace buried under ground (4-8 inch deep) and terminate at the perimeter foundation ...
2
votes
1answer
127 views

How can I prevent silt from clogging my yard drain?

In my concrete back patio, I have a standard 4" square drain cover which allows water to enter a sewer pipe about 6" below. The issue I have is that the sides of this hole are not covered in cement ...
1
vote
1answer
79 views

Does this basement pit drain into the soil or the sewer?

My house was built in 1940. I recently pulled up the floor and subfloor in the basement and noticed this basement pit. There was about 6 inches of water in the bottom which I drained. Below that is ...
0
votes
1answer
82 views

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 ...
5
votes
1answer
228 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 ...
1
vote
1answer
40 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 ...
1
vote
0answers
62 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 ...
0
votes
1answer
35 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 ...
0
votes
0answers
20 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 ...
0
votes
0answers
193 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 ...
0
votes
0answers
179 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 ...
1
vote
1answer
104 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 ...
4
votes
1answer
442 views

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

My city (Redmond, WA) 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 ...
0
votes
0answers
56 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 ...
1
vote
1answer
75 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 ...
1
vote
0answers
34 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 ...
0
votes
2answers
528 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 ...
0
votes
2answers
601 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. ...
1
vote
0answers
120 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 ...
0
votes
1answer
54 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'...
1
vote
1answer
82 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 ...
0
votes
1answer
72 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 ...
1
vote
0answers
97 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 ...
1
vote
2answers
996 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?