Pros help fix poor foundation drainage by redirecting water away from the home and addressing the source of moisture buildup. This typically starts with inspecting grading, gutters, and downspouts to understand how water is collecting. Solutions may include regrading the soil, extending downspouts, installing French drains or drain tiles, and adding surface or underground drainage systems. In some cases, waterproofing membranes or sump pumps can be used to manage excess water.

A foundation or drainage pro can assess your property and recommend a fix to help protect your foundation and reduce long-term damage.

Several factors can impact the cost of your drainage project, including:

• Project scope: The size of the area needing drainage and the complexity of the system — like a simple exterior drain versus a full interior system — affects the price.

• Property accessibility: If your yard is hard to access with digging equipment, it may require more manual labor, which can increase costs.

• System type: The cost may vary depending on whether you need an exterior French drain, an interior sump pump, or a combination of solutions.

• Materials used: The quality and quantity of materials, such as pipes, gravel, waterproofing membranes, and filter fabric, will generally factor into your total.

• Labor and permits: Labor rates differ by location. Your project may also require a municipal permit, which can add another expense.

The best drainage system for your foundation depends on your soil, climate, and how water collects around your home. In many cases, a French drain is one of the most effective solutions. It helps redirect groundwater away from the foundation before damage can occur. Proper grading and downspout extensions can also keep surface water from pooling near the home.

For homes with ongoing moisture issues, interior drain systems or sump pumps may be needed to manage water that has already gotten inside.

A foundation or drainage pro can evaluate your property and recommend a combination of solutions to help protect your foundation.

Professional landscapers can often help with foundation drainage issues, especially when the problem involves surface water. Landscapers can often regrade soil, improve yard slopes, install ditch features, and even add surface or yard drains to move water away from your foundation.

However, for more serious drainage problems that require underground systems, interior drainage, or foundation waterproofing, you may need to hire a foundation or drainage specialist.

It usually takes a few days to over a week for a professional to add drainage around a foundation. A few things can affect this timeline.

• The size and complexity of the drainage system will be the biggest factor in time taken.

• Poor weather, such as heavy rain, can cause major delays by making the ground unworkable.

• Difficult soil conditions, like rock or dense clay, can slow down excavation.

• Limited access to the foundation for workers and equipment can make the project take longer.

• Any necessary local permits and inspections can add administrative time.

Remember: The timeline for your project may vary, so ask your pro to provide an estimate.

During a drainage pro’s visit, they'll typically conduct a thorough inspection of your property. They will usually examine the exterior to assess the grading and identify areas where water might pool against the foundation. They may also look for interior signs of water damage, such as moisture in your basement or crawl space, and check the condition of your gutters and downspouts. After this evaluation, they’ll generally discuss their findings with you and propose a specific solution, like installing a French drain or waterproofing the foundation. You can also ask them to provide an estimate for the project.

When looking for a professional to adjust or install foundation drainage, these steps can help:

• Verify license and insurance: Look for a licensed contractor with general liability and workers’ compensation insurance. They may also be certified in stormwater management and drainage. Requirements vary by region.

• Get several estimates: A proper estimate is a written document itemizing costs for labor, materials, and any permits. It should also outline the scope of work and a project timeline.

• Read reviews: Good signs include mentions of clear communication, punctuality, and successfully resolving water issues. Red flags could be complaints about recurring leaks, surprise fees, or property damage.

• Look at portfolios: Check for before-and-after photos of foundation drainage projects to see the quality of their finished work.

• Find out about warranties: Contractors sometimes provide a warranty on their workmanship. The materials they install, like pipes or a sump pump, may also come with a separate manufacturer's warranty.

• Ask other questions, like: What type of drainage system do you recommend for my specific issue and why? Will you protect my landscaping and property during the project?