Garage Floor Repair: How to Fix a Sinking or Settling Foundation – FIX Garage Doors Expert Guide

Technically Reviewed by Oleg Chudnovski on Dec 14, 2023 | Written by Fix Appliances CA Editorial Contributors

The Causes Contributing to a Sinking or Settling Foundation

As experienced professionals in garage door repairs, we aim to delve into the root causes of garage floor damage. Recognizing and addressing these issues is crucial for effective and lasting solutions.

Understanding the intricacies of garage floor repair is key to a successful outcome. Addressing cracks and pits with proper patching can work wonders, but when structural integrity is compromised, a strategic replacement might be the wisest choice for long-term durability.

Oleg Chudnovski, CEO

Does Your Garage Need Foundation Repair?

Foundation issues can manifest in various ways, from subtle cracks to misaligned doors. If you’re noticing signs like these, your garage might be experiencing foundation problems, necessitating timely intervention to prevent further damage and maintain the integrity of the entire structure.

What Causes Concrete Damage in Garages

Despite its durability, concrete is susceptible to wear and tear, especially in high-traffic areas like garages. Several contributing factors include:

1. Cracks: Develop due to ground shifts, freeze-thaw cycles, or settling of the building foundation.
2. Moisture: Exposure leads to spalling and staining, weakening the concrete over time.
3. Improper Drainage: Poor drainage increases the risk of water-induced damage, highlighting the importance of addressing drainage issues promptly.

Concrete Repair for Durable and Attractive Garage Flooring

Effectively repairing damaged garage floors is not just about structural integrity but also enhancing the overall aesthetic appeal of the space.

Materials Required

Before embarking on the repair journey, gather essential materials to ensure a seamless and successful process:

1. Concrete Patch: Ideal for filling cracks and small holes.
2. Pressure Washer: Essential for thoroughly cleaning the garage floor.
3. Stiff Brush: Facilitates removing dirt and preparing the surface for repair.
4. Epoxy Resin: Enhances durability and provides a protective coating.
5. Trowel: Necessary for spreading and smoothing repair materials.

Muddy, Dirty, and Stained Garage Floors

Regular cleaning is paramount to prevent mud, dirt, and stains from diminishing the visual appeal of your garage and causing potential concrete damage over time. A well-maintained garage floor is a resilient one.

Improper Drainage Can Also Cause Garage Floor Damage

Often overlooked, improper drainage can accumulate water around the garage, resulting in seepage into the concrete and potential damage. Addressing drainage problems is a preventive measure that significantly contributing to maintaining a robust garage foundation.

Understanding Shrinkage Cracks on Your Garage Floor

Shrinkage cracks are a common concern with concrete floors, including those in your garage. These cracks occur as part of concrete’s natural drying and curing process. Identifying and understanding how to address shrinkage cracks is essential for effective garage floor repair.

Additional Factors That Can Necessitate Garage Floor Replacement or Repair

While shrinkage cracks are prevalent, other factors may require more extensive garage floor repair or even complete replacement.

1. Structural Damage: Any compromise to the structural integrity of the garage floor warrants immediate attention.
2. Old Concrete: The aging process can contribute to deterioration. Regular wear and exposure to the elements can lead to cracks and surface damage.
3. Damage from Vehicles: Heavy vehicles or equipment stored in the garage can exert stress on the floor, resulting in cracks and other forms of damage.

Clean the Slab and Fill Deep Holes and Cracks

Before initiating the repair process, proper preparation is essential to ensure the success of your garage floor repair project.

Find the Deep Pits

Locating and addressing deep pits in the garage floor is crucial for achieving a smooth and even surface.

Concrete Floor Patch: Fill Cracks, Craters, Divots, and Pits

Repair involves filling the damaged areas using a concrete floor patch. This comprehensive approach addresses cracks, craters, divots, and pits.

1. Mixing the Patch Material: Follow the manufacturer’s directions for mixing the concrete patch, ensuring a smooth and lump-free consistency.
2. Fill the Cracks and Pits: Use a trowel to apply the patch material into the cracks, craters, divots, and pits. Smooth the surface to create an even finish.

Mix and Spread the Resurfacer

Resurfacing the garage floor provides a fresh and durable finish. The process involves several critical steps:

1. Prepare the Surface: Clean the entire garage floor and address any identified issues before applying the resurfacer.
2. Mix the Resurfacing Material: Follow the manufacturer’s instructions for mixing the resurfacing material. Consistency is key for a successful application.
3. Spread the Resurfacer: Use a trowel to spread the resurfacer across the garage floor evenly. Pay special attention to corners and edges for a seamless finish.

In the upcoming section, we will delve into the importance of proper coating and sealing to enhance the longevity of your garage floor repairs.

Coating and Sealing for Long-lasting Garage Floor Repairs

The final steps in your garage floor repair journey involve applying a protective coating and sealant to ensure durability and longevity.

Determine the Best Coating and Sealing Solutions

1. Assess the Garage Environment: Consider factors such as foot traffic, vehicle usage, and exposure to elements to determine the most suitable coating and sealing options.
2. Follow Manufacturer’s Directions: Adhering to the manufacturer’s recommendations ensures optimal results and longevity of the applied coatings.

Invest in Durable Materials

1. Select Quality Coatings: Invest in high-quality epoxy or other recommended coatings for the best results.
2. Use a Sealant: Applying a sealant helps fill pores in the concrete, providing additional protection against moisture and potential damage.

Summary of a Sinking or Settling Foundation

Effectively repairing and maintaining your garage floor requires a comprehensive approach. By understanding the causes, utilizing the right materials, and following a systematic repair process, you can ensure that your garage floor remains both functional and visually appealing for years to come. Regular maintenance, proper drainage, and strategic repairs are the keys to a resilient garage foundation.

Explore our website to discover our comprehensive garage door diagnostics and inspection services. Schedule with our skilled repair technicians or call us at (905) 247-6699 for toll-free assistance. We offer same-day garage repair services in Barrie, Aurora, Newmarket, Toronto and other nearby GTA areas, ensuring your garage opener and door function flawlessly once again.