336-778-0094

Foundation Crack Repair in Winston-Salem, NC, and Beyond

That crack running across your basement wall might look harmless today, but over time it can turn into a leak, a damp mess, or a structural headache. Piedmont Pressure Seal provides foundation crack repair in Winston-Salem, NC, and nearby areas, sealing and strengthening damaged walls to keep water out and your foundation solid. We'll give you an honest read on whether a crack is cosmetic or serious and never talk you into work you don't need.

Serving the Piedmont Triad since 1989, Piedmont Pressure Seal is a locally owned waterproofing and foundation contractor headquartered in Winston-Salem, NC. Our foundation crack repair services cover crack sealing, wall crack repair, concrete foundation repairs, bowing wall stabilization, and interior and exterior leak solutions. We also treat every crack as a structural and waterproofing concern, addressing both the cause and the damage.

A deep trench dug along the foundation of a stucco house for construction or repairs.

Behind the Crack: How We Diagnose and Fix Basement Wall Damage

A crack in a basement wall is an open door for groundwater. Even a narrow one can wick moisture after a good rain, leaving damp streaks, rusty stains, or a slow trickle along the floor.

Some cracks date back to the week the crew poured the wall, when drying concrete pulled itself apart in a few spots. Others come from outside forces, like saturated clay soil pressing against the wall or one corner of the house settling lower than the rest. The direction and width of a crack usually reveal which force caused it.

We start by measuring the crack, checking for movement, and determining whether water or the structure is the bigger concern. For a leaking but stable crack, sealing it from the inside is often all it takes. If the wall has shifted, we stabilize it before sealing anything, because basement crack repair on a wall that's still moving won't hold.

After we seal the crack and steady the wall, the trickle stops and the concrete dries out. You can finish the space, store your belongings, or sell the house without that crack hanging over your head.

Essential Details About Our Foundation Crack Repair

From tiny hairline gaps to walls that lean inward, our repairs cover the full range of crack problems.

An excavator bucket digging a trench alongside a brick building foundation.

Foundation crack sealing:

Stopping water intrusion starts with filling the crack completely through the full thickness of the wall. With foundation crack sealing, we inject a flexible material that moves slightly with the wall, rather than popping loose like a surface patch. It's one of the quickest ways to dry out a leaky wall.

Wall crack repair:

Structural cracks need a fix that restores strength and prevents water intrusion. Epoxy injections bond the concrete back together across the break, making the wall act as one solid piece again. This method suits cracks where strength matters as much as keeping water out, and we add reinforcement when the wall needs extra support.

Concrete foundation repairs:

Crumbling edges, flaking surfaces, and chipped corners weaken concrete over time. Our crew handles foundation concrete crack repair and patches spalled or crumbling sections using mortars designed for below-grade use. Restoring the concrete first means any waterproofing layered on top has something solid to hold onto.

Interior and exterior crack solutions:

Some cracks respond best to repairs from inside the basement, while others need attention from outside the foundation. Interior injections work well for most stable cracks and cause minimal disruption, and exterior repairs make sense when we're already excavating or when water pressure runs high. We'll explain the trade-offs of each so you can choose what suits your home.

Basement wall cracks:

Basement walls crack in different patterns, and each one hints at a different cause. Our team maps the size, direction, and location of each crack before recommending a fix. Taking time up front keeps you from paying for a repair that fails to address the real problem.

Bowing walls:

A wall that bulges inward means the soil outside is pushing harder than the wall can handle. Easing that load comes first, usually by digging out saturated soil and improving drainage, and then we reinforce the wall with carbon fiber straps. The sooner we catch the movement, the simpler the fix tends to be.

Water leak prevention:

Sealing a crack fixes the leak in front of you, but the water pushing on the wall is still out there. We look at gutters, downspouts, and grading to reduce the moisture pressing against your foundation. Cutting off that pressure helps keep new cracks from leaking in future storms.

Services We Provide

Basement Waterproofing

Basements can develop wet spots, staining, or seepage when groundwater finds an opening around the walls or floor. We provide basement waterproofing with options to control leaks, manage moisture, prevent water intrusion, and keep the space drier for years to come.

Crawl Space Encapsulation

Your crawl space plays a bigger role in your home's environment than you might expect, especially when excess moisture builds up underneath it. Our crawl space encapsulation services include vapor barrier installation and humidity reduction while helping create conditions that discourage mold and pests.

Foundation Repair

When a foundation settles or develops structural issues, signs can appear throughout the home. We perform foundation repair focused on settlement-related problems, structural issues, inspections, and long-term stabilization, including concerns involving water around the foundation.

Drainage Installation

Poor water flow can leave parts of a yard soggy and allow runoff to collect where you don't want it. We approach drainage installation with solutions such as French drains, downspout systems, exterior drainage, and water diversion designed around the property's drainage needs.

Drain Cleaning

Recurring backups and sluggish fixtures can make everyday household tasks frustrating. Our drain cleaning services clear blocked lines and address slow drainage, helping residential properties stay ahead of recurring problems through routine maintenance.

Exterior Waterproofing

The area surrounding your foundation plays a major role in how water reaches your home. We use exterior waterproofing techniques, which may include excavation, foundation membranes, exterior drainage, and other measures, to redirect water before it reaches vulnerable foundation surfaces.

Interior Waterproofing & Sump Pumps

When water enters a basement, collecting and redirecting it can help keep the area manageable during wet conditions. We provide interior waterproofing, sump pumps, interior drainage, backup systems, and water-removal solutions for basements.

Small Drainage Projects

A troublesome wet area in the yard may only need a focused drainage adjustment to improve how water moves across the property. Our small drainage projects can address surface water, downspouts, runoff, and localized water diversion without turning a minor issue into a larger undertaking.

Water & Moisture Management

Controlling moisture requires attention to more than visible water because humidity and damp conditions can persist after a leak is gone. We provide water and moisture management for basements and crawl spaces, addressing water intrusion, excess humidity, moisture buildup, and conditions that can contribute to mold growth.

What Sets Us Apart

Hiring the right foundation crack repair company protects your biggest investment, and here's why so many Triad homeowners call us.

35+ years of experience

Decades spent sealing and reinforcing Triad foundations since 1989 mean we've seen cracks of every shape and size.

Special discount

We knock 10% off every veteran's project, and we're glad to do it.

Top brands

Trusted names like GMX and Dörken Systems Inc. supply the waterproofing products we use whenever a cracked wall needs extra protection.

Trusted industry affiliations & guarantees

Our memberships with the National Association of Home Builders and the National Federation of Independent Business sit alongside the Delta®-MS Dry Foundation Guarantee we provide with Delta®-MS installations.

What People Ask About Foundation Crack Repair in NC

Horizontal cracks tend to be more serious than vertical ones because they often signal soil pressure pushing the wall inward. Left untreated, that pressure can cause the wall to bow or even buckle. Have a professional inspect any horizontal crack, especially one that's widening or leaking.

Homeowners can sometimes seal a thin, dry, nonstructural crack with an epoxy or polyurethane kit from the hardware store. Wider, leaking, or growing cracks call for a professional, as they may indicate structural movement or ongoing water pressure. A do-it-yourself patch on the wrong type of crack can hide a bigger problem.

Water seeps into small cracks, freezes, and expands during the freeze-thaw cycles common in Winston-Salem winters. Each cycle can widen the crack a little more, letting in even more water come spring. Sealing cracks before cold weather arrives helps stop that cycle early.

Occasional seepage during heavy rain calls for repairs soon, though it rarely needs an emergency visit. Water pouring in during a storm, a wall that's visibly bowing, or cracks that suddenly widen require immediate attention. Moving belongings away from the wall and keeping water off the floor can limit damage until help arrives.

Hairline cracks are thin, usually vertical, and often form as concrete cures and shrinks, which makes them mostly cosmetic. A structural crack tends to be wider and may run horizontally, follow a stair-step pattern through a block, or have one side sitting higher than the other. Anything wider than about a quarter inch deserves a professional look.

FAQs reviewed by Justin Gornto, owner of Piedmont Pressure Seal, a certified and experienced waterproofing service in Winston-Salem, NC.

Seal the Crack Before It Spreads

Let's take care of that crack while it's still an easy fix. Your basement walls will be stronger and drier as a result.

Call 336-778-0094 Today!

Get Started With Our Team

Business Name: Piedmont Pressure Seal

Address: Winston-Salem, NC, 27104

Phone: 336-778-0094

Business Hours:

Mon - Fri: 7:30 AM to 5:00 PM
Sat-Sun: Closed

Emergency Services Are Available Upon Request