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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62 views

My mini fridge had a frosty back wall, so I turned it off for 24 hours. There was water on the floor through the back of the fridge, why it happened?

I know that there is a drain hole, and then that water is drained through it and then evaporated by the evaporator, and when the fridge does not work - nothing will evaporate the water. So does the ...
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4answers
86 views

How to fix drainage clog in the shower?

Drainage in my bathroom is keep getting clogged. I tried using a snake by drilling manually ... poured at least 4 cans of Drain clog remover on different time period... in the last 3 days.. however, ...
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1answer
692 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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1answer
27 views

Drainage area for a French drain

I have a muddy backyard that has minimal slope toward the back property line, and I'm considering installing a French drain to improve the situation. Is there a general rule as to how much area a ...
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2answers
36 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 ...
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1answer
31 views

How to pave a small area but get maximum drainage / permeability

TL;DR: How should one going about creating a hard, smooth surface that drains well, where slope can't be used to achieve the drainage. We have a small 1/10th acre city lot, and two large dogs. Their ...
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0answers
21 views

Fence post behind retaining wall, drainage concern

I need to replace an old 2ft retaining wall(railroad ties) along my property line. There is not currently a fence there so I was going to take this project to add one. I am located in the PNW so there ...
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0answers
33 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 ...
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3answers
52 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 ...
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2answers
53 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 ...
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2answers
68 views

Drainage fix: Flat concrete slab up over my vinyl siding by 2 inches. Is this acceptable?

I am a new home owner. The concrete on my front porch sloped towards the house so every time it rained water drained between the porch and the house. Last week after 8 months the builder took out ...
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2answers
614 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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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 ...
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0answers
11 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 ...
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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....
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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 ...
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2answers
201 views

How to reattach detached cable onto a drain hand auger?

I have this drain hand auger, But the cable is detached when I extend it out for cleaning, now I don't know how to attach and wind it back onto the device, I also can't find any manual or tutorial ...
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4answers
121 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 ...
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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 ...
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4answers
8k views

How do I build a French drain?

There's a shed near the side of the house with a roof that's pitched to shoot water at the house's foundation. That side of the house also has no gutters. There's a very slight grade to send water ...
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2answers
875 views

Underground downspout pipe may be leaking

I have been getting more and more water in my basement in the last few years. Every time it snows and melts, water trickles in around one spot in the basement floor. I had someone come out to take a ...
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1answer
486 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 ...
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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....
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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 ...
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2answers
256 views

Basement floor drain back up, 1/2" snake failed, what next?

The basement floor drain is having backup after the wash cycle from the washer, it doesn't backup from other water usage. I had a plumber came in to power snake with 1/2" tip (and few other tips) ...
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4answers
3k views

Removing Oxbox GripTip

Hey guys! I'm trying to install a drainage line and I came across this Oxbox drainage line cover. I couldn't figure out how to remove it and have been attacking it with pliers to no success. Does ...
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1answer
315 views

Drainage downhill under slab with block retaining wall

I would like to install an allan block retaining wall (3' at its highest). I'm going to build a shop 25' downhill from this retaining wall, and want to have a poured slab for parking vehicles on. In ...
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1answer
39 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 ...
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1answer
106 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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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 ...
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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 ...
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6answers
12k views

How can I thaw a frozen exterior drain quickly?

I have a driveway that is angled down slightly towards my house. About two feet before the garage there are two long drains that cover most of the drive way. Right now one is 100% frozen and the other ...
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1answer
99 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 ...
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4answers
1k views

Need advice to prevent runoff water from going into neighbor's yard

I'm looking for some advice on what I can do to prevent runoff water from going into my neighbor's yard. I am an auto detailer so I am constantly washing cars in my driveway. The neighbor also parks ...
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1answer
96 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
104 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 ...
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2answers
346 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 ...
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3answers
514 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 ...
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0answers
746 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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1answer
37 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 ...
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1answer
80 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 ...
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1answer
172 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 ...
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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 ...
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5answers
61k views

Draining washing machine into yard

Short and sweet. First, we are on a septic tank. We are in Mississippi. We called a plumber to snake our drain on our washing machine because one load pours gallons of water onto the laundry room, ...
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2answers
324 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
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2answers
74 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 ...
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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,...
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2answers
461 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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9answers
133k views

How do I prevent water from collecting against side of house?

Our house has a concrete patio (I'd say about 12' x 10') in the back that is very slightly angled in so that rainfall can cause water to collect where the patio meets the back wall of the house. What ...
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2answers
153 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 ...