Water control is a critical aspect of a home. Effective drainage systems protect your home from various water-related issues, including foundation problems and basement flooding. One common method homeowners use to manage roof runoff is downspouts, which direct rainwater away from the foundation. However, many choose to bury these downspouts underground for aesthetic reasons, unaware of the potential risks. While buried downspouts can keep your yard looking tidy, they can also lead to significant foundation and basement issues if not properly installed and maintained.
Understanding Downspouts and Their Purpose
Downspouts are vertical pipes attached to gutters that channel rainwater from the roof to the ground. The primary purpose of downspouts is to direct water away from the foundation of your home. This prevents water from pooling around the base of the house, which can lead to various structural problems.
The Concept of Buried Downspouts
Buried downspouts extend the traditional above-ground downspouts by running the water through an underground pipe system. These pipes usually lead to a drainage field, a dry well, or a storm sewer. While this method helps in keeping the landscape uncluttered and reduces erosion on the surface, it requires careful planning and maintenance to avoid unintended structural damage and water in your basement.
How Buried Downspouts Can Cause Foundation Issues
Poor Installation and Planning
The effectiveness of buried downspouts heavily relies on proper installation. If the underground pipes are not installed with the correct slope, water can accumulate and create backpressure, eventually leaking out and seeping into the soil around the foundation. Additionally, improper planning regarding the length and termination point of these pipes can lead to water being discharged too close to the house, which defeats the purpose of having a drainage system.
Clogging and Blockages
One of the most common issues with buried downspouts is clogging. Over time, leaves, dirt, and other debris can accumulate in the pipes, leading to blockages. When the water cannot flow freely through the pipes, it can back up and overflow near the foundation. This constant saturation can weaken the soil and cause it to shift, leading to foundation cracks and settling. Allowing water to get into your basement through the cracks.
Soil Erosion and Hydrostatic Pressure
When water from buried downspouts is not properly managed, it can cause soil erosion around the foundation. As the soil erodes, it can create voids that lead to uneven settling of the foundation. Excessive moisture in the soil can increase hydrostatic pressure against the foundation walls. Over time, hydrostatic pressure can cause the walls to crack or bow inward, resulting in significant structural damage.
Water Table Elevation
Improperly managed buried downspouts can raise the local water table around your home. This elevated water table can lead to increased moisture levels in the soil, which can further exacerbate foundation problems. High moisture levels can lead to heaving in expansive soils, causing the foundation to move and crack.
Impact on your homes Basement
Basements are particularly vulnerable to the issues caused by poorly managed buried downspouts. Water infiltration into the basement can lead to a host of problems, including:
Basement Flooding
When water from clogged or improperly sloped buried downspouts seeps into the soil around the foundation, it can eventually find its way into the basement through cracks or porous concrete. This can lead to significant flooding, damaging personal property and leading to costly repairs.
Mold and Mildew Growth
Even minor water infiltration can create a damp environment in the basement, which is ideal for mold and mildew growth. Mold can cause health problems, especially for individuals with allergies or respiratory issues. Mold remediation can be expensive and disruptive to your home life.
Structural Damage
Prolonged exposure to moisture can weaken the structural components of your basement, including walls, floors, and support beams. This damage can compromise the integrity of your home, leading to costly and extensive repairs.
Preventative Measures and Solutions
To avoid the problems associated with buried downspouts, homeowners should take several preventative measures and consider alternative solutions.
Proper Installation
Ensure that buried downspouts are installed with a sufficient slope to allow water to flow away from the foundation. The pipes should terminate at least 10 feet away from the house or lead to an appropriate drainage solution like a dry well or a storm sewer. Consulting with a professional landscaper or basement waterproofing drainage expert can ensure that the installation is done correctly.
Regular Maintenance
Regular maintenance is crucial to prevent clogging and blockages. This includes cleaning gutters and downspouts regularly and checking the underground pipes for any signs of blockage. Installing gutter guards can help minimize debris accumulation in the first place.
Inspection and Repair
Regularly inspect the foundation and basement for signs of water infiltration or structural damage. Early detection of issues can prevent more severe damage down the line. If you notice any cracks or signs of moisture, address them promptly by sealing cracks and improving drainage around the foundation.
Alternative Solutions
Consider alternative drainage solutions that do not involve burying downspouts. Above-ground extensions can be used to direct water further away from the house, or you can install surface drains or interior waterproofing systems that manage water more effectively without the risks associated with underground systems.
How to maintain a dry basement and protect your homes foundation
While buried downspouts can offer a cleaner and more aesthetic look for managing roof runoff, they come with significant risks if not properly installed and maintained. Poor installation, clogging, soil erosion, and increased hydrostatic pressure can all contribute to severe foundation and basement issues. To protect your home, it is crucial to ensure that your drainage system is well-planned, regularly maintained, and inspected for potential problems. By taking these preventative measures, you can enjoy the benefits of an effective water management system without compromising the structural integrity of your home.
Call the Basement waterproofing Experts In Des Moines
Investing in proper drainage solutions is essential for the long-term health and safety of your home. Understanding the risks associated with buried downspouts and taking proactive steps to mitigate these risks can save you from costly repairs and ensure a dry, safe, and structurally sound living environment. Remember, when in doubt, consult with a basement waterproof professional to assess your specific situation and provide expert guidance tailored to your home’s needs.
Bam Basements and Masons specialize in a wide range of services, including egress window installations, basement waterproofing, foundation repair, crawl space solutions, concrete leveling and lifting, sump pump installations, dehumidifiers, crack repairs, foundation wall rebuilds, stoop repairs, and more. Bam basements is the highest award-winning foundation repair company in Central Iowa! The community has chosen us for best of Des Moines Cityview for the past 2 years, People’s choice awards and Ankeny community votes. Holding an A+ accreditation with the Better Business Bureau, Bam boasts an extensive community history.