Home › Garage and Basement Concrete Floors
We pour and finish concrete garage and basement floors in Marietta, GA that are flat, durable, and ready for vehicles or storage. Our team installs new interior slabs and replaces damaged floors with proper thickness, joints, and vapor barriers. Create a clean, solid concrete surface that can be left plain or upgraded with coatings later.
Legendary Concrete Marietta provides professional concrete garage floor throughout Marietta, GA, Georgia and the surrounding area. Our licensed, insured crew delivers safe, clean, on-time work with a free estimate before anything begins. Call 770-874-1832 or request your free quote.
Durable concrete garage floors for Marietta homes
A concrete garage floor is more than a parking pad. It has to handle hot tires, dripping oil, dropped tools, and our humid Georgia summers without cracking or spalling. Legendary Concrete Marietta designs and installs garage floors specifically for Marietta soil conditions and weather so you get a slab that stays level and resists damage.
We look at how you actually use your garage. Light residential parking, a full workshop with heavy equipment, or storage with shelving all play into how thick the slab should be and what reinforcement it needs. Typical garage floors in our area run 4 inches thick, but we often recommend 5 inches and upgraded reinforcement if you plan to park a truck, RV, or use a floor jack regularly.
From the first visit, we check the existing concrete or subgrade, drainage around your driveway, and any signs of settlement near the foundation. This lets us design a floor that drains correctly toward the garage door, does not pond water in the middle, and does not create moisture problems that can lead to mildew or slick surfaces.
How we build a long lasting concrete garage floor
A strong garage floor starts below the concrete. Our crew begins by removing any old slab sections that have settled, turning to dust, or that slope toward the house. We haul all broken concrete and debris off site so you are left with a clean, workable space.
We then regrade and compact the base. In Marietta we usually install 3 to 4 inches of compacted crushed stone or gravel over the existing soil. This layer spreads the load of your vehicles and helps drain moisture away from the concrete. Proper compaction is critical; we use plate compactors in tight residential garages to avoid soft spots that could later become cracks.
Before the pour, we install a vapor barrier where needed, typically a 6 mil polyethylene sheet, to help limit moisture migration from the ground into the slab. For reinforcement, we use either welded wire mesh or rebar grid, depending on the load requirements and the size of the floor. Control joints are laid out before the pour so that any natural cracking follows straight lines instead of random spiderweb patterns.
Finally, we place a concrete mix that is appropriate for Marietta’s temperature and humidity at the time of the pour, usually a 3,000 to 4,000 psi mix. Our finishers strike off, bull float, and trowel the surface to the finish level you prefer, from light broom for better traction to smoother finishes that are ideal under coatings.
Basement concrete floors that stay dry and level
Basement floors in Marietta deal with two main challenges: moisture coming through the soil and slight foundation movements caused by our clay heavy ground. Legendary Concrete Marietta addresses both at the design stage so your basement can be finished now or later without slab problems.
For new basement floors in unfinished spaces, we inspect for signs of hydrostatic pressure like damp spots, efflorescence (white mineral deposits), and any existing cracks in the foundation walls. If water intrusion is an issue, we coordinate drainage solutions such as perimeter drains, sump pits, or improved exterior grading before installing the floor. Installing concrete over an active water problem only hides the issue and leads to hollow sounding or peeling finishes later.
We install a compacted stone base, vapor barrier, and reinforcement similar to a garage slab, but we pay closer attention to long term comfort and finish flooring plans. If you intend to lay luxury vinyl plank, carpet, or tile, we tighten our flatness and levelness tolerances so your flooring contractor has a reliable surface to work on. We can also slope small sections toward floor drains in utility or storage areas without affecting the comfort of living spaces.
In existing basements with rough or poorly finished floors, we may use a bonded overlay or self leveling underlayment to correct slopes and dips instead of full replacement, provided the existing slab is structurally sound.
Local conditions that affect your concrete garage floor
Marietta’s climate puts specific stresses on concrete that we plan for. Hot summers heat up garage interiors, and when a thunderstorm rolls through, cool rainwater hitting hot concrete can create temperature shock at the surface. Using the right air entrained mix, proper curing methods, and not overworking the surface helps reduce surface scaling from these quick temperature swings.
Our red clay soil expands when saturated and shrinks when dry. If your garage floor sits on poorly compacted fill or is not isolated correctly from the foundation, that movement can telegraph into cracks and trip hazards. Legendary Concrete Marietta addresses this with proper base preparation, isolation joints at the foundation and columns, and attention to drainage outside the garage door.
Scheduling is also shaped by local weather. In the peak of summer, we plan morning pours to avoid rapid moisture loss and surface cracking. In cooler months, we adjust mix design and curing time so the slab reaches design strength without damage from unexpected cold snaps. These are small adjustments, but they make a significant difference in how your floor performs after five or ten years of daily use.
Concrete finishes, coatings, and design options
Your concrete garage or basement floor does not have to look industrial unless you want it to. We offer a range of finishes that stand up to Marietta conditions and everyday use. For garages, many homeowners choose a light broom finish for slip resistance, paired with a clear or colored sealer that protects from oil and road salts.
If you want a cleaner, brighter look, we prepare the slab after it has cured and install epoxy or polyaspartic coatings. Surface preparation is key, so we mechanically grind the concrete to open its pores, repair any cracks or pitting, and then apply a multi coat system. Decorative flakes are a popular choice because they hide dirt and minor imperfections while providing extra grip.
In basements, stained and sealed concrete can provide a finished look similar to natural stone at a fraction of the cost. We use penetrating stains and high quality sealers that resist moisture and household spills. If you are planning future remodels, we can score simple patterns into the slab that line up with planned walls or transitions between living and utility spaces.
For customers interested in radiant floor heat in basements, we coordinate slab thickness and reinforcement with heating installers to ensure the tubing is protected and heat is distributed evenly.
What drives cost for garage and basement concrete floors
The cost of a concrete garage floor or basement floor in Marietta is mainly driven by size, slab thickness, site access, and any repair work needed before we pour. A basic tear out and replacement garage floor with standard thickness and finish sits at the lower end of the price range. Adding thickness, stronger reinforcement, or heavy duty coatings raises the investment, but also increases durability.
Access can have a noticeable impact. If our concrete truck can reach the garage with a chute, costs stay lower. If the slab is at the back of a property, or if we have limited access on steep or narrow driveways, we may need to pump concrete or use buggies, which increases labor and equipment time.
Existing conditions are another major factor. Floors with widespread cracks, failing subgrade, or moisture problems require more preparation. Addressing these issues up front usually costs less than living with a problem slab that affects your vehicles, storage, or finished basement spaces. Legendary Concrete Marietta provides detailed written estimates that break out removal, base work, concrete placement, reinforcement, and finishing so you can see exactly where your money is going.
Finish choices also play a role. Plain broom finish with a basic cure and seal is most economical. Decorative staining, high build coatings, or extensive crack repair adds to the total but can significantly improve both appearance and performance.
What to expect when you hire Legendary Concrete Marietta
We start with an on site assessment, not a guess over the phone. During the visit, we measure the space, check the condition of any existing slab, and ask how you plan to use the garage or basement. This lets us recommend a slab design and finish that fit your needs rather than a one size fits all approach.
Once you approve the proposal, we schedule your project around weather and your availability. On demo day, we protect adjacent areas, remove old concrete, and rough grade the base. The next phase is base preparation, vapor barrier, and reinforcement installation. In many residential projects, the pour follows immediately after base preparation, but if we discover soft subgrade or drainage issues, we address those first so you are not covering problems with new concrete.
During the pour, a supervisor is on site to monitor slump, placement, and finishing. We then apply curing methods suitable for the time of year, such as curing compounds or wet cure, to help the slab achieve its designed strength. Most garage slabs can handle foot traffic within a day and vehicle traffic after about a week, depending on mix design and weather.
After completion, we walk the project with you, explain curing and maintenance, and point out control joints and any planned coating timelines. For basement slabs that will receive flooring, we review moisture testing options and coordinate with your flooring contractor if needed so you have a smooth path from concrete to finished space.
