Category Archives: french drain installation

Chicago Basements: Waterproofing with French Drains

waterproofing with french drains

If you are dealing with a problem of frequent water infiltration into the basement of your Chicago home, you know how difficult and costly this problem can be.

A wet basement is not only a drain on your finances, but it also poses a threat to the structural integrity of your building and subjects the home to the risk of mold with its attendant problems, says Golden Properties.

When addressing this issue, you don’t want to wait until water seeps into your basement before you act. Instead, you want a solution that lets you keep water out of your home.

French drains are one of the best waterproofing measures for combating water seepage in the basement. A French drain collects water from the soil to channel it away from your building.

How French drains work?

French drains do not try to keep water out of your basement. The system assumes that water will find its way into your basement. Instead, the French drain keeps that water from seeping into the foundation. Here is how it does it.

French drains are constructed by laying perforated or flexible corrugated pipes in a shallow trench with gravel at the bottom. This trench is backfilled and slightly compacted to keep the pipes in place.

Water that enters the basement or excess water in the soil flows into the French drain via the holes in the pipe. Under gravity, this water is channeled to a sump pit inside the basement or a discharge point in the yard.

By relieving hydrostatic pressure on walls, floors, and the foundation, French drains keep the soil from becoming over-saturated with water. It solves a problem that sealing the cracks and plugging the holes in the foundation cannot address.

Does your Chicago home need a French drain?

If you are currently dealing with any of the issues listed below, a French drain could be the right solution for the drainage problems  in your Chicago home:

  • Your basement or yard is soggy due to persistent seepage or flooding
  • Your home is located in an area with heavy rainfall and high water tables
  • The soil on your property is poorly drained, or the ground has inadequate grading
  • Your home’s foundation is already cracked, or you have porous masonry
  • You want to improve the existing waterproofing measures in your basement
  • You want a waterproofing solution that is long-term and doesn’t hurt the home’s aesthetics
a french drain installation on a chicago property

Installing a French drain is a major construction project. This is why you might need a professional French drain installation company or basement flooding service provider for this job.

Installing a French drain on your Chicago property

French drains are installed around your property, with a slope of one inch for every eight feet in the direction you want the water to flow. They are unobtrusive yet highly effective. Here are the steps for installing a French drain on your property:

  • Dig a trench: The trench is dug in the lowest area in the yard or basement. It should be excavated to a depth of 1-2 feet and a width of 1-2 feet.
  • Install fiber fabric: A layer of permeable filter fabric or weed barrier is laid inside the trench, with at least 10 inches of excess fabric at the sides. For the best results (optimal water flow and erosion prevention), use medium-weight fabric (4-6 ounces).
  • Add a gravel bed: Pour a layer of washed gravel or landscaping stone into the pit. It should be 3 inches thick after compaction. It is a good idea to add a layer of river rock on top for better filtration and ease of maintenance.
  • Lay perforated pipes in the pit: This is usually PVC or corrugated plastic pipes. After it is laid on top of the gravel bed, add more gravel to the sides and top of the pipe until it is well-covered.
  • Install an inlet grate: This should be positioned in the part of your basement where the water pools the most. The grate should be securely fastened and easy to access for cleaning.
  • Backfill the trench: After the pipes are laid and covered with gravel, pull the excess fabric over the gravel until the edges overlap and the entire system is hidden. Backfill the trench and compact lightly to ensure the pipes stay in place.
  • Sump connection: Connect the French drain to your sump basin, collection pit, or the location in your yard where you want the water to be discharged.

Finally, remember that installing a French drain is a major construction project. This is why you might need a professional French drain installation company or basement flooding service provider for this job.

Additionally, French drains need to be maintained periodically, as they tend to clog with time or if there is heavy rain. The quality of the French drain installation affects its performance and determines how easily you can maintain the system.

Speaking with an experienced Chicago professional French drain installation and basement flooding service ensures the lowest cost and best results when installing a French drain in your basement.

French Drains: The Ultimate Solution for Chicago Basement Waterproofing

french drains provide the best basement waterproofing solutions in chicago.

Basement waterproofing is a critical concern for homeowners in Chicago, a city known for its challenging climate. The frequent rainfall, combined with the city’s unique soil composition, often leads to water seepage and basement flooding. One of the most effective solutions to combat these issues is the installation of French drains. Below we get into the intricacies of French drains and how they provide a robust solution for basement waterproofing in Chicago.

Understanding the Basics of French Drains

French drains, also known as weeping tiles or perimeter drains, are trench systems filled with gravel or rock that contain perforated pipes. These drains are designed to redirect surface water and groundwater away from a specific area, such as a basement or foundation. The primary purpose of a French drain is to prevent water from accumulating in areas where it can cause damage, such as basements, foundations, and crawl spaces.

The Science Behind French Drains

The effectiveness of French drains lies in their design and functionality. The system works by creating a path of least resistance for water to follow. When water enters the trench, it flows through the gravel and into the perforated pipe. The pipe then channels the water away from the area, typically to a drainage ditch, dry well, or storm sewer. This process prevents water from pooling around the foundation and seeping into the basement.

Why Chicago’s Climate Demands French Drains

Chicago’s climate poses unique challenges for homeowners, particularly when it comes to basement waterproofing. The city experiences significant rainfall throughout the year, with particularly heavy downpours during spring and summer. Additionally, the freeze-thaw cycles during winter can exacerbate water infiltration issues. These climatic conditions make French drains an essential component of any comprehensive basement waterproofing strategy in Chicago.

Benefits of French Drains for Chicago Homeowners

There are numerous benefits to installing French drains in Chicago homes:

  • Effective Water Management: French drains efficiently manage both surface water and groundwater, preventing water accumulation around the foundation.
  • Basement Protection: By redirecting water away from the basement, French drains help prevent flooding, dampness, and mold growth.
  • Foundation Preservation: Proper water management helps maintain the integrity of the foundation, reducing the risk of cracks and structural damage.
  • Increased Property Value: Homes with effective waterproofing systems, including French drains, tend to have higher property values and are more attractive to potential buyers.

Types of French Drains

There are two main types of French drains that homeowners can consider:

  • Interior French Drains: These are installed inside the basement along the perimeter of the foundation. They are particularly effective for addressing water infiltration issues from the ground up.
  • Exterior French Drains: These are installed outside the home, around the foundation. They are designed to intercept and redirect surface water before it can reach the foundation walls.
an interior french drain installation in chicago.

Interior French drains are installed inside the basement along the perimeter of the foundation. They are particularly effective for addressing water infiltration issues from the ground up.

Installation Process of French Drains

The installation of French drains involves several key steps:

  • Planning and Design: A thorough assessment of the property is conducted to determine the best location and design for the French drain system.
  • Excavation: A trench is dug around the perimeter of the area to be protected. The depth and width of the trench depend on the specific requirements of the property.
  • Gravel and Pipe Placement: A layer of gravel is placed at the bottom of the trench, followed by the perforated pipe. The pipe is then covered with more gravel to ensure proper drainage.
  • Backfilling: The trench is backfilled with soil, and the surface is restored to its original condition.
  • Outlet Installation: The drain pipe is connected to an appropriate outlet, such as a drainage ditch or storm sewer, to ensure proper water discharge.

Maintenance of French Drains

Regular maintenance is essential to ensure the long-term effectiveness of French drains. Homeowners should periodically inspect the drain system for any signs of blockage or damage. It is also important to keep the surface of the drain free from debris and vegetation that could impede water flow. In some cases, professional hydro jetting may be necessary to remove accumulated sediment and ensure optimal performance.

Common Issues and Solutions

While French drains are highly effective, they can sometimes encounter issues that require attention:

  • Clogging: Over time, sediment and debris can accumulate in the drain pipe, leading to clogs. Regular maintenance and professional cleaning can help prevent and resolve this issue.
  • Improper Installation: If a French drain is not installed correctly, it may not function as intended. Hiring experienced professionals for installation can help avoid this problem.
  • Damage to Pipes: Tree roots and ground movement can cause damage to the perforated pipes. Regular inspections can help identify and address such issues before they become major problems.

Choosing the Right Professional for French Drain Installation

Installing a French drain is a complex task that requires expertise and experience. Homeowners should carefully select a reputable contractor with a proven track record in basement flooding solutions. Key factors to consider when choosing a professional include:

  • Experience and Expertise: Look for contractors with extensive experience in installing French drains and a deep understanding of local soil and climate conditions.
  • References and Reviews: Check references and read reviews from previous clients to gauge the contractor’s reliability and quality of work.
  • Licensing and Insurance: Ensure that the contractor is properly licensed and insured to protect against potential liabilities.
  • Detailed Proposal: Request a detailed proposal that outlines the scope of work, materials to be used, and the estimated timeline and cost.

Cost Considerations for French Drains

The cost of installing a French drain can vary based on several factors, including the size and complexity of the project, the type of materials used, and the contractor’s rates. On average, homeowners can expect to pay between $5,000 and $15,000 for a comprehensive French drain system. While this may seem like a significant investment, the long-term benefits of effective basement waterproofing far outweigh the initial costs.

an exterior french drain installation in chicago.

Homeowners who invest in French drains can enjoy peace of mind, knowing that their basements are safeguarded against the city’s frequent rainfall and harsh weather conditions.

Conclusion: The Ultimate Solution for Basement Waterproofing in Chicago

French drains offer a reliable and effective solution for basement waterproofing in Chicago’s challenging climate. By efficiently managing water flow and preventing basement flooding, these systems help protect homes from water damage and maintain the integrity of the foundation. Homeowners who invest in French drains can enjoy peace of mind, knowing that their basements are safeguarded against the city’s frequent rainfall and harsh weather conditions. With proper installation and maintenance, French drains can provide long-lasting protection and significantly enhance the value of a property.

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Interested in having an interior or exterior French drainage system installed in or around your property? We can help! Contact today at 773-599-9181 or by form below:

The Benefits of Using French Drain Systems in Illinois

The Benefits of Using French Drain Systems in Illinois

What is a French Drain System?

In the state of Illinois, where heavy rainfall is a common occurrence, homeowners and property owners often face the challenge of excess water accumulation in their yards and basements. This could lead to various issues, including water damage, flooding, and mold growth. To tackle this problem, many people turn to French drain systems. A French drain is a drainage system designed to redirect water away from structures and low-lying areas, preventing damage and maintaining a dry environment.

The Benefits of French Drain Systems in Illinois

Installing a French drain system in your property can bring about numerous benefits, especially in a state like Illinois where rain and snowfall are frequent. Let’s explore some of the advantages that make a French drain installation an excellent solution for managing excess water:

Prevents Water Accumulation and Damage

One of the primary benefits of using French drain systems is their ability to prevent water accumulation and subsequent damage to your property. By redirecting water away from your foundation, basement, and yard, French drains help maintain a dry environment, reducing the risk of water-related problems such as flooding and mold growth.

Protects Foundation and Structures

A French drain system acts as a protective barrier against water infiltration, safeguarding the foundation of your property. Excess water accumulation can weaken the foundation over time, leading to structural problems and costly repairs. By channeling water away, French drains help preserve the integrity and stability of your property’s foundation.

Prevents Basement Flooding

Basement flooding is a common issue faced by homeowners in Illinois, especially during heavy rainfall or snowmelt. French drain systems play a critical role in preventing basement flooding by capturing and redirecting water away from your basement walls and floor. By keeping your basement dry, you can avoid damage to stored belongings and valuable property.

Controls Soil Erosion

Illinois is known for its fertile soil, but excessive water can lead to erosion, washing away topsoil and damaging landscapes. French drains mitigate soil erosion by efficiently capturing and redirecting water away from vulnerable areas, preserving your landscaping and preventing unsightly erosion patterns.

Improves Yard Drainage

Poor yard drainage can transform your beautiful lawn into a soggy mess. French drains help improve yard drainage by effectively channeling excess water away from the surface, promoting healthier grass, plants, and trees. With proper yard drainage, you can avoid waterlogged soil, root rot, and other issues that can negatively impact your landscape.

Reduces Moisture-Related Health Risks

Excessive moisture and water accumulation can create a breeding ground for mold and mildew, posing health risks to occupants. French drains help reduce these risks by keeping your property dry and preventing moisture from seeping into your home. By maintaining a healthy indoor environment, you can protect your family from potential respiratory problems and allergies.

Increases Property Value

Installing a French drain system can increase the value of your property. Prospective buyers appreciate the added peace of mind that comes with knowing a property is equipped with effective water management systems. By investing in a French drain, you not only enjoy the immediate benefits but also enhance the resale value of your property.

Customized Solutions for Illinois

French drain systems can be customized to suit the specific needs and conditions of Illinois properties. A professional drainage contractor can assess your property’s unique requirements and design a French drain system that precisely addresses the water management challenges you face.

a professional installing a french drain system in illinois.

Professionals use high-quality materials and follow industry best practices to ensure a durable and efficient French drain system.

Hiring a Professional Drainage Contractor

When considering the installation of a French drain, it is crucial to hire a professional drainage contractor to ensure optimal results. Here are a few reasons why hiring a professional is the best approach:

  • Expertise: Professional contractors have the knowledge and expertise to design and install an effective French drain system tailored to your property.
  • Quality Installation: Professionals use high quality materials and follow industry best practices to ensure a durable and efficient French drain system.
  • Proper Permits: Experienced drainage contractors understand the local regulations and obtain the necessary permits for the installation, ensuring compliance with Illinois building codes.
  • Cost-Effective: While some homeowners may consider installing a French drain themselves, hiring a professional can save time, money, and potential issues caused by improper installation.
  • Maintenance: Professional contractors can also provide guidance on maintaining and servicing your French drain system, ensuring long lasting performance and reliability.

A French drain offers a multitude of benefits for Illinois homeowners and property owners. By preventing water accumulation, protecting foundations, avoiding basement flooding, controlling soil erosion, improving yard drainage, reducing health risks, and increasing property value, French drains are a valuable investment. To ensure a successful installation and optimal performance, it is recommended to hire a professional drainage contractor who can design and install a customized French drain system tailored to your property’s unique needs.

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Interested in having a French drain installed on your property in the Chicagoland area? Contact us at 773-599-9181 or by form below!

Solving Drainage Problems with French Drains: A Comprehensive Guide for Property Owners

Solving Drainage Problems with French Drains

Dealing with drainage problems can be an uphill task, especially for property owners who are inexperienced in solving such problems. One of the most effective solutions for dealing with drainage problems is installing a French Drain. French drains are popular because they are reliable, efficient, and easy to install. This guide outlines everything you need to know about French drains, how they work, and how they can solve your drainage problems.

What is a French Drain?

A French drain is a trench filled with gravel or rock that is designed to redirect water away from a property. It is usually dug at a shallow depth and sloped away from the property to allow water to flow naturally. The trench is lined with landscape fabric, which prevents soil and debris from clogging the drain. The gravel or rock provides a permeable channel through which water can flow.

How do French Drains work?

French drains work on the principle of gravity. When water accumulates on the surface, it flows naturally to the lowest point, which is usually the French Drain. The water flows through the gravel or rock into the drain, where it is redirected away from the property. French drains can also be connected to downspouts, gutters, or other drainage systems to enhance their efficiency.

When should you install a French Drain?

You should install a French Drain when you notice any of the following signs of poor drainage:

  • Stagnant water on the surface.
  • Muddy soil.
  • Waterlogged plants.
  • Foul odor near water sources.
  • Water damage in the basement or crawl space.

Steps to installing a French Drain

Installing a French drain requires some skill and knowledge. However, with the right tools and guidance, you can do it yourself. Here are the steps to follow: Determine the location of the French drain: Identify the lowest point on your property and mark it. This is where you will install the French drain.

  • Dig the trench: Dig a trench from the lowest point to a suitable outlet for the water. The trench should be at least 12 inches deep and 12 inches wide. Ensure that it has a slight slope away from the property.
  • Lay the landscape fabric: Line the trench with landscape fabric to prevent clogging by soil and debris.
  • Fill the trench with gravel or rock: Fill the trench with gravel or rock up to 2 inches below the surface. Compact the material to ensure it is stable and level.
  • Cover with soil: Cover the drain with soil and sod to conceal it completely.
french drain installation.

Installing a French drain requires some skill and knowledge. However, with the right tools and guidance, you can do it yourself.

Types of French Drains

There are four main types of French Drains:

  • Standard French Drain: This drain is the simplest design and consists of a gravel-filled trench covered with landscape fabric. It is commonly used for surface water drainage.
  • Perforated Pipe French Drain: This type of French drain includes a perforated PVC pipe surrounded by gravel or rock. It is used for subsurface drainage and is effective for intercepting and diverting water before it reaches the surface.
  • Gravel-free French Drain: This type of French drain consists of a single-walled corrugated pipe surrounded by polystyrene aggregate or stone. It is an alternative to traditional French drains that require gravel or rock. It is lightweight and easy to transport, making it suitable for low-lying areas and large commercial properties.
  • Curtain French Drain: This type of French drain is used to intercept and divert water from hillsides and slopes. It consists of a series of trenches filled with gravel and connected to a perforated pipe. It helps to stabilize the slopes and prevent erosion.

Maintenance of French Drains

Maintaining your French drain is essential to ensure its effectiveness over time. Here are some maintenance tips:

  • Remove debris from the surface drain regularly to prevent clogging.
  • Inspect the underground pipes for blockages or damage periodically.
  • Trim roots and remove any vegetation that may grow into the drain.
  • Check the slope of the trench regularly to ensure proper drainage.

Conclusion

If you are experiencing drainage problems on your property, a French drain is an excellent solution. It is cost-effective, efficient, and easy to install. By following the steps outlined in this guide, you can install a French Drain yourself and enjoy a dry and healthy property. Remember to choose the right type of French drain for your specific needs, and maintain it to ensure its optimal performance.

Should I Have a French Drain Installed on My Property?

Should I Have a French Drain Installed on my Property

Low ground and poorly draining soil make it simple to have standing water in your yard. Unfortunately, this could endanger your property in addition to being a bother. Stagnant water can harm your home’s value and necessitate expensive future repairs by causing damage to your lawn, trees, basement, and foundation. French drains come in various shapes and names, including trench drains, rock drains, and drain tiles, to mention a few. The fundamental elements of this drainage system stay the same regardless of configuration. It functions like a gutter system for your yard, diverting water from your house. There are many benefits to this system. In this article, we at Chicago Plumbing Experts want to share whether you should have a French drain installed on your property.

Having a French drain installed prevents water damage

French drains can be an excellent way to stop water from damaging your house or other property. This is so that excess water diverts away from the walls, basement, and foundation. Unfortunately, water buildup near a building’s foundation over time may erode the structure’s structural integrity. This caused expensive damage. If the water around the foundation is not properly drained, it may seep into the walls and lead to mold and mildew, contaminating the air. You can redirect water using French drains to different parts of your home. Doing this lowers the water pressure, preventing seepage into the foundation. French drains can reduce soil saturation and damage, eliminate floods, and avoid standing water around your home or business.

The French drain installed on the property could save you considerable money in repairs. It also protects your property from water damage. Water damage can significantly damage your property value, making it difficult to sell when potential buyers spot it. And there is a good reason for this. Experts at evlmoving.com advise us to inspect the property for water damage before we move in. Not only will it require repairs, but it can also indicate a broader problem with a home’s plumbing system.

Reducing Soil Erosion is another benefit of having a French drain

By diverting extra water from the soil, which can cause erosion, French drains can help decrease soil erosion. Water that collects in one place and percolates through the soil can generate soil erosion, which can damage flora, expose roots, and result in other erosion problems. French drains provide the water a different route, stopping it from pouring over the top of the soil and allowing it to move through the soil more slowly, decreasing soil erosion. By diverting water from the ground, we can lessen soil saturation and preserve the soil’s organic composition. This is especially helpful during colder months when many plumbing problems arise.

French drain installed on the property reduces soil runoff by rerouting water away from your yard. Soil runoff carries topsoil, boulders, and other debris and can cause erosion in other areas of your yard. They work well in locations with significant erosion or where water collects and floods. This can happen in your yard’s low-lying sections. The bottom of slopes where water naturally flows can also be affected. Without adequate drainage, the water can build up in these places, causing soil saturation, plant damage, and mosquito and other insect breeding grounds. Therefore, French drains can aid by redirecting the water to different sections of your yard or a stormwater system, preventing water pooling and flooding in these locations.

A field of fertile soil.

French drain installed on a property can save your soil from the great damage that heavy rain can cause.

It reduces flooding effectively 

French drains are an excellent tool for reducing flooding. This is especially true in regions that frequently get heavy rain or have poor soil drainage. In specific locations, standing water on the ground can cause floods, wash away yards, and damage building foundations. Thanks to the French drain installed on property, your yard’s excess water will have a path. Doing this directs the water to an appropriate region, such as a drainage ditch, stormwater system, or a place with good drainage. Rerouting water may shield your property from costly water damage and prevent floods and water pools.

You can build French drains in various locations, and their efficiency can be increased by incorporating a sump pump or vacuum system. The system’s water drainage capabilities can benefit your garage, cellar, or other low-lying areas. These regions could be prone to floods, preventing water from entering or building up at the property’s foundation. Installing a French drain might be a practical way to lessen the consequences of a flood or prevent one from happening if you live in a flood-prone location.

Improving Soil Drainage is another benefit of this system

When natural drainage is inadequate because of heavy soil or a high water table, French drains can help to enhance soil drainage. When the earth is full of water, it can quickly run out of oxygen, causing plant suffocation and other issues with the soil. By letting surplus water drain from the ground, lowering the water saturation level, and raising the oxygen levels in the soil, French drains can aid in bettering soil drainage. A perforated pipe surrounded by gravel or other aggregate materials makes up the French drain system. The tube can be strategically positioned at the proper depth to quickly divert water from the earth. By improving soil drainage, French drains can maintain healthy plant growth. It also prevents root rot and other soil-related issues.

A woman working with soil in her garden.

If not drained, soil can cause the roots to rot, preventing plants from absorbing water.

French drain system saves your money

A French drain can save you money in the long term by averting water damage and expensive repairs. Over time, water damage to your property can result in costly repairs and a decline in value. You may lessen the possibility of water damage to your foundation, walls, and basement by installing a French drain around your home. Reducing soil erosion, avoiding floods, and safeguarding your landscaping are all benefits of preventing water from collecting around your property. Installing a French drain can help avoid home and property damage and the associated costs. Many other plumbing problems can be avoided if maintained properly, saving you a lot of money. So, always check your plumbing system.

A woman holding dollar bills in her hands.

You can install a French drain by yourself, and the process is easy and quick, so you won’t have to spend money on a plumber.

When it comes to keeping your property well maintained, plumbing needs to be perfect. If not, there can be a lot of damage. So in this article, we wanted to share all the benefits of having a French drain installed on your property.

How to Install Drain Tiles in the Back Yard

How to Install Drain Tiles in the Back Yard

Despite their name, drain tiles are actually not tiles. Drain tiles, also known as a French drain, are pipes that are buried in the ground around the entire perimeter of a house and surrounded with gravel. They protect the foundation of the house from surface runoff by collecting the water before it can reach the base of the house and discharging it in a safe place.

As Paramount Management & Realty explains, they are essential for homes on soil with poor drainage or if the characteristics of land make it easy for water to collect around a building’s foundation. A drain tile system consists of perforated pipes inside a trench dug around the home and surrounded with gravel. The setup is further surrounded by landscape fabric and sand to keep debris out of the pipes.

Installing a French drain in your backyard

Here are a few things to think about before you install a French drain tile system in your backyard:

  • Think of where the water from the drain tile system will go. You want the water to be able to flow away from the house – under the force of gravity – to a natural waterway or similar location. The water should not go toward another property or a septic leach field.
  • If the slope of your land or the area around the house does not permit water to flow away naturally, you will need a sump pit or dry well to hold the water temporarily. Dry wells should be dug in the lowest area on the land and should be large enough to hold water until it can soak into the ground.
  • If this is not an option, a sump pit can also serve the same purpose. Water from the drain tile system is channeled into the pit, from where it is pumped out and discharged in a safe location on your property or into your municipality’s systems for removing stormwater.
  • Lastly, before you lay a drain tile system in your backyard, think of what you will do with the dirt left after you have backfilled the trench. A good way to utilize dirt is to make raised flowerbeds or use it to level a part of your land.

Steps for installing a drain tile system in the backyard

What you will need:

  • A trencher or shovel
  • 4-inch perforated drainpipes
  • ¾ inch drain rock (gravel) or polystyrene
  • Sand
  • Landscape fabric or filter cloth

Step one: Digging the trench

Two important things to keep in mind when digging the trench are maintain a constant slope toward the point where you want the water to be discharged and keep the surface of the trench level to avoid dips where water can collect. 

The trench should be around 12” wide and 8-24” deep. It should slope at the rate of ¼ per foot. This means it will be deeper at the runoff point than it is at the drainage point. The easy way to make your trench is with a trencher, but you may have to do it by hand (with a shovel) if the land is soft and muddy.

Step two: Fill the bottom of the trench

If you used a trencher to make your trench, you may still need to shovel some of the dirt out along the entire length of the trench to make the surface level. After the trench is completed fill it with gravel to a height of about 2” and then lay landscape fabric or filter cloth over the gravel to prevent weeds.

Step three: Lay the drainpipes

You will need corrugated flexible plastic drainpipes. These have a diameter between 4-12” but you will typically use 4” pipes. Drainpipes are also available as 10-foot rigid PVC pipes with holes on one side. Corrugated pipes will often have slits across their entire surface. If there are concerns that the pipes may get crushed after the trench is backfilled, use PVC pipes.

The pipes are typically laid with the perforations facing down, especially if you use pipes with perforations on only one side of them. If there are curved points along the pipe, make sure the connections are secured with elbows and couplings. After the pipes are laid, backfill with gravel to around 2” below grade and then cover with dirt. 

Step four: Install cleanouts

Ideally, you should have two cleanouts: one at each end of the drain. Cleanouts make it easy to clear your drain tile system off debris without having to dig up pipes. A cleanout fitting is a tee that is installed slightly above grade, with a cap for easy access to the drain. 

If the drain tile system starts to get blocked with debris, you can easily insert a garden hose through the cleanout port to flush the system. For blockages which are a bit harder to remove, you can use an auger.

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