For the drain that will run along the entire back wall of our house he proposed a 4 foot deep by 3 foot wide french drain filled with rocks and that s it.
French drain depth around house.
The depth of the french drain depends on the purpose for using it and the location.
A french drain pipe can help divert water away from your home s foundation patio or low lying areas to help prevent damage or pooling water.
A trench at least 12 inches wide and 18 to 24 inches deep.
Recommended depths can range from about 18 inches to 6 feet.
Section q r will be very steep just like section j k to achieve a 20 trench depth at the house.
His bid does not call for.
You can do the work yourself or hire a professional landscape contractor to do the job.
But a french drain is a simple ditch in the ground.
Larger trenches provide better drainage and last longer but require more work.
Expert advice from bob vila the most trusted name in home improvement home remodeling home repair and diy.
After you ve designed your french drain system you re ready to build.
About 8 inches to 2 feet deep should be sufficient for many water diverting projects though related systems such as those built around foundations and sub ground living spaces as well as the bases of retaining walls may be deeper.
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The width and depth of the drain you dig will depend on the severity of the drainage problem and the digging tool you re using.
Once the french drain trenches and the drywells are dug then the drywell fabric tubes are installed the permeable landscape fabric is laid in the trench and at least 2 of gravel is placed over the fabric as described in french drain installation.
Use shovel to dig a 6 wide trench with a depth no greater than that of the nearest foundation image 1.