How do you make a French drain without a gravel?
How much gravel do I need for a French drain?
You would need around 0.72 cubic feet of gravel per foot length of French drain for a typical French drain width of 10 inches and a depth of 12 inches if you're using a 4" drain pipe. On the other hand, you would need around 0.6 cubic feet of gravel if you're using a 6" drain pipe.
What kind of gravel do I use for a French drain?
“What kind of gravel is best for a french drain?” The best type of gravel for a french drain is a hard rock like granite chips or washed river rock. Preferably, the gravel pieces average at least 1″ wide to allow the best surface area for water to run along.
Do I need a French drain?
If, for example, there's excessive surface water in your yard after a downpour, then a shallow French drain – which is dug approximately two feet below ground level – will do the trick. But if water continually leaks into your basement, you'll need either a deep or interior French drain.
How deep should French drain be?
French drain depth: 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.
Related faq for How Do You Make A French Drain Without A Gravel?
Can you use pea gravel in a French drain?
Do NOT Use Pea Gravel, Pea Pebble, Pea Stone When Building a French Drain. When building a French drain, you want to use a coarse rock that has been screened and washed. The rock that you see in this French Drain is 3/4″ and larger. You end up with large voids that'll move far more water.
How deep should a 4 inch French drain be?
The trench should be about 18 inches deep and 9 to 12 inches wide. French drains need to have a slope of at least 1 percent, so the force of gravity will work for you. This means that the drain should slope down a total of at least one inch for every 10 feet of pipe.
Does crushed gravel drain well?
Crushed stone is great in paving blocks and concrete for sidewalks. If you have an area of your yard where the water doesn't drain the way you would like, add some crushed stone as a decorative feature. The stone will help the water drain and not puddle while providing some decoration.
How much does it cost to clean out a French drain?
It can take one to three hours to clean the system, depending on the length of the drain and how severe your clog is. Most professionals will charge you between $45.00 and $150 an hour. This means that your French drain cost to snake it starts at $75.00 and goes up to $500 a visit.