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6 votes
Accepted

Should there be standing water at the bottom of a french drain?

Yes, that's a surface drain box (it may be connected to the pipes of a French drain, but it's not a part of a standard French drain) where the pipes are elevated from the floor so that you can remove ...
Ecnerwal's user avatar
  • 221k
4 votes

Should Basement French Drain Have Water In It?

I expect your mother rarely looked into the covered sump in the past 20+ years. There's a pretty clear waterline in the pictures - the high part of it is 2-3 corrugations above the current waterlevel. ...
Ecnerwal's user avatar
  • 221k
4 votes

Best course of action given problematic bottom plates in basement finishing

This is really hard to answer and I understand all of the variables. First by code everywhere around me requires PT lumber for the bottom plate. I find this a bit funny in a way because if you have ...
DMoore's user avatar
  • 49.4k
3 votes

How does the water get into this drainage pipe under the basement floor?

usually a perforated pipe is used in this application, In a computer generated animation it really makes no difference which sort of pipe is used, because everything is fake.
Jasen's user avatar
  • 22.1k
3 votes

How do I prevent pest access to a French drain pipe going through a retaining wall?

I'd suggest cutting the tubing off at the face of the block, and using something like this rodent guard to keep critters from getting in. I use a couple of these on my landscape drains, and so far (...
Milwrdfan's user avatar
  • 4,967
2 votes

Flooding likely due to clay drainage tile broken; excavate to replace?

Repair will be a gamble. Before throwing $4000 at a plumber it might be well worth your while to dig a hole yourself and see if you have one broken tile, or many broken tiles. You can also do some DIY ...
Ecnerwal's user avatar
  • 221k
2 votes

How does the water get into this drainage pipe under the basement floor?

The black pipe is a standard 4" perforated drain pipe that you can get at any DIY box store or plumbing wholesaler. At 3:24, you can better see the perforations at the bottom of the pipe:
pdd's user avatar
  • 6,059
2 votes

Can a French Drain drain into a Rain Garden / Swale?

Slope should be 1-1/4" to 2-1/2" in 10 feet (1/8-1/4 inch per foot) - not more, not less. More leads to build up of infiltrated soils in the pipe (water runs away quickly and heavier stuff ...
Ecnerwal's user avatar
  • 221k
1 vote

French drain pipe lifting when backfill settles

My suggestion for dealing with this is to lay down a layer of stone in the bottom of the trench first and then get that all leveled out nicely before laying in any of the pipe. Follow this up with the ...
Michael Karas's user avatar
  • 65.4k
1 vote

How does the water get into this drainage pipe under the basement floor?

The pipe is perforated, but it is installed with the perforations on the bottom, not top. The actual openings may be either small holes or slits which are difficult to see in the video. An image ...
HABO's user avatar
  • 1,647
1 vote

Drainage issues for a wet basement

Wow. What a mess. The water is a mess and the advice (from contractors) is a mess. #1 - If you pay for services that you are paying more than 5k for, there should be actionable results. Meaning ...
DMoore's user avatar
  • 49.4k
1 vote

How to connect PVC to corrugated

In the highly unlikely event that your 1-1/2" PVC pipe is not schedule 40 pressure pipe, but SDR, a 1-1/2" to 3" SDR reducer/increaser is a thing, and 3" SDR to 3" corrugated ...
Ecnerwal's user avatar
  • 221k
1 vote

Drainage question and options

You want a solid drain for a downspout. The reason you don't run perforated drain above the footer is because it will do the opposite of what you're trying to prevent, which is carry and hold water ...
APP's user avatar
  • 151
1 vote

Need help finding Display stone to finish Off the French Drain

This is called "river rocks" or "river pebbles". In your setting they lie on top of gravel. This is called "flagstone" or "sandstone": How you want to finish ...
aaaaa says reinstate Monica's user avatar

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