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Serving Portland, ME and surrounding areas. (207) 245-9716
Portland winters are hard on garage floors. We pour and replace concrete slabs with the right base, right thickness, and a sealed surface so yours holds up through freeze-thaw cycles and years of road salt.
Garage floor concrete in Portland, ME starts with removing the old slab, grading and compacting the ground, and pouring fresh concrete to the right thickness - most single-car garage floors take one to two days of active work, with vehicles kept off for about a week while the concrete cures and gains strength.
A lot of Portland garages still have their original floors from the 1950s, 1960s, or 1970s - poured thinner than modern standards and without the base preparation now considered necessary. After decades of freeze-thaw cycles and road salt, those old slabs reach a point where patching stops working. A full replacement with proper base prep is the only fix that actually holds.
If you are planning to finish the garage as a workshop or living space, a fresh concrete floor pairs well with decorative concrete finishes that go on after the slab cures - staining or polishing a new floor is far easier and less expensive than trying to salvage an old one.
Small hairline cracks that have stayed put for years may be cosmetic. But if cracks are getting wider, spreading across more of the floor, or have edges sitting at different heights, the slab is moving or failing from below. In Portland, progressive cracking like this is usually driven by the ground freezing and thawing beneath the slab every winter - and patching the surface will not stop it.
If the top layer of your garage floor is peeling away in chips or developing small craters across the surface, road salt and moisture have been eating into the concrete for years. This kind of deterioration is especially common in Portland garages where salt gets tracked in regularly from November through March. Once it starts, it tends to spread and pick up speed each winter.
Water collecting in low spots after rain or snowmelt is a sign the slab has settled unevenly. This is common in older Portland homes where the original base preparation was minimal or nonexistent. Standing water in a garage is also a practical problem - it works into existing cracks and accelerates freeze-thaw damage every winter.
If your home was built in the 1970s or earlier and the garage floor is original, it has likely been through hundreds of freeze-thaw cycles and years of salt exposure. Even if it looks passable, an older slab may be near the end of its useful life. If you are planning any work on the garage itself, addressing the floor at the same time makes practical sense.
Our garage floor work covers single-car and two-car garages, detached structures, and workshop slabs. Every job starts with full demolition of the existing concrete, grading and compacting the base, and pouring to the right thickness - typically four inches for standard residential use, thicker if you park heavier vehicles or plan to use the space as a workshop. We do not skip base preparation, because that is what separates a floor that lasts 30 years from one that starts cracking in five.
Beyond a plain broom finish, we offer options for homeowners who want more from the space. A sealed floor is standard in Portland given the salt exposure. For homeowners who want a finished look, decorative concrete finishes including staining and polishing can be added after the slab cures. We also handle concrete floor installation for interior spaces, basements, and commercial buildings throughout the Portland area.
A textured surface that gives traction in wet and icy conditions - the right choice for most residential garages in Maine.
A flatter, denser surface suited to workshops and garages where equipment, vehicles, or heavy items will sit for long periods.
A penetrating sealer applied after curing protects against road salt damage and surface deterioration - especially important in Portland's climate.
For homeowners converting a garage to a workshop, gym, or finished living space where appearance matters as much as function.
Portland averages more than 100 freeze-thaw cycles per year, which is one of the harshest environments a concrete slab can face. The ground freezes and thaws repeatedly through the winter, putting stress on slabs from below. Parts of Portland and the surrounding area also sit on marine clay soils left behind by glacial activity - soils that can shift and settle more than sandy or gravelly ground. A contractor who knows local soil conditions will account for this in how they prepare the base, and it is a reasonable thing to ask about before you hire anyone.
Maine roads are also salted heavily from November through March, and that salt gets tracked into garages every single day. A sealed floor is not a luxury here - it is one of the most practical things you can do to protect the investment. We serve customers across the Portland area, including South Portland and Westbrook. The American Concrete Institute publishes guidance on cold-weather concrete placement that is directly applicable to Maine conditions.
We respond within one business day. We will ask about your garage size, what the current floor looks like, and how you plan to use the space - so the estimate we provide covers exactly what your job requires.
We visit your garage, inspect the existing slab, and check the base conditions. You get a written, itemized quote - not a rough number over the phone - so you know what is included before any work begins.
Before the crew arrives for the pour, you empty the garage completely - every vehicle, tool, and shelf. We handle breaking out the old slab and compacting the gravel base. The base prep is the most important part of the job.
We pour, finish, and cure the concrete. You can walk on it within 24 hours. We recommend waiting a full week before parking vehicles. We walk through the finished floor with you and give you a clear timeline for when the space is fully back in service.
Free written estimate. No obligation. We respond within one business day.
(207) 245-9716Portland's freeze-thaw cycles destroy floors that were not prepared correctly. We use proper base compaction, the right slab thickness for your vehicle loads, and a sealer rated for salt exposure - so your floor holds up through the winters ahead, not just the first one.
We work throughout Portland and the surrounding region, from South Portland and Westbrook to Biddeford, Saco, and beyond. Local contractors know the soil conditions, the permit offices, and the scheduling realities of Maine's short construction season.
We give you an itemized written estimate before any work begins. You know what you are paying for - demolition, base prep, the pour, and any finishing work - before a single shovel hits the ground. No lump sums, no surprises on the final invoice.
Maine requires contractors to register with the state for projects above a certain size. We are fully registered and carry liability insurance and workers' compensation coverage. You can verify contractor registration through the Maine Department of Professional and Financial Regulation.
Every one of these details - the base work, the sealer, the written quote, the local registration - adds up to a floor you will not have to think about again for decades. That is what we are aiming for on every job.
Add staining, polishing, or stamped patterns to a new or existing concrete surface for a finished look that holds up through Maine winters.
Learn moreInterior concrete floors for basements, commercial spaces, and additions - poured and finished to the same standards as any slab we do.
Learn moreOur spring and summer schedule fills up fast - reach out now to lock in your date before the season gets away from you.