Free Inspection
[ Service ] Crawl Space Repair Est. 2009

Protect Your Home with Expert Waterproofing Services

Schedule Free Inspection (615) 880-6449
Licensed & Insured Lifetime Warranty Free On-Site Inspections
At a glance
Typical cost $2,000–$10,000+ depending on crawl space size, moisture volume, and system complexity.
Process steps 4
Warranty Backed in writing
Inspections Free, no obligation

[ 01 ]  The Honest Answer

What you should know about crawl space waterproofing

Why Crawl Space Waterproofing Is Essential

Water in your crawl space is one of the most damaging, and most common, problems in Middle Tennessee homes. Nashville's annual rainfall averages over 47 inches, and the region's clay-heavy soils hold moisture against foundation walls for extended periods after rain. When that moisture finds its way into your crawl space, the consequences compound quickly: wood rot, mold growth, efflorescence on block walls, insulation damage, and degraded indoor air quality above.

Crawl space waterproofing creates a barrier against that water, whether it is entering through foundation wall cracks, seeping through porous block, rising through the floor as vapor, or pooling due to poor drainage. The right waterproofing system depends on where the water is coming from, how much, and what conditions exist in the crawl space.

Signs Your Crawl Space Has Water Problems

  • Standing water or damp soil visible in the crawl space
  • White chalky deposits (efflorescence) on foundation walls or block
  • Mold or mildew on floor joists, subfloor, or insulation
  • Musty odor in the home above
  • Visible rust on metal components, HVAC, support hardware, electrical boxes
  • High indoor humidity or condensation on first-floor windows during winter
  • Wood rot on sill plates, floor joists, or wood posts

Our Crawl Space Waterproofing Solutions

We evaluate each crawl space individually and design a waterproofing system appropriate to the moisture source and volume. Solutions may include exterior drainage correction to reduce water reaching the foundation, interior drainage channels to intercept and redirect water entering through the walls, wall waterproofing coatings and panels, vapor barriers across the floor, sump pump installation to actively eject collected water, and dehumidification to control airborne humidity that drainage alone cannot address.

Call us at (615) 880-6449 for a free crawl space inspection. We will identify your moisture sources, explain the options, and help you choose the right system for your home.

$2,000–$10,000+ depending on crawl space size, moisture volume, and system complexity. Typical cost range for this service, depending on scope and site conditions.
When this isn't the fix: If water intrusion is accompanied by structural foundation wall damage, the structural repair should be evaluated and potentially addressed before or alongside waterproofing. Waterproofing a structurally compromised wall without addressing the movement is a temporary measure.

[ 02 ]  How It Works

What to expect, start to finish

Schedule Your Free Inspection

A trained expert assesses your crawl space for moisture entry points, existing damage, and drainage conditions to identify the right waterproofing approach.

Receive a Custom Waterproofing Plan

We present a tailored solution, drainage, vapor barrier, coatings, or sump pump, that matches your moisture source and crawl space layout.

Install the Solution with Expert Care

Our experienced crew installs each waterproofing component precisely, following best practices and using materials rated for crawl space environments.

Final Walkthrough and Warranty Coverage

We confirm the system is working correctly, walk you through what we installed, and provide warranty documentation covering the work.

Water in a crawl space always has an entry point. The mistake is treating the symptom, mopping it out, installing a drain without addressing where it comes from. We find the source first, then design the system around it. That's how you get a permanent fix.
DV
Derek Veselich
Derek Veselich, Owner, Ground Up Foundation Repair

[ 03 ]  Why Ground Up

The difference is in the diagnosis

Get several quotes and you'll see a wide range of prices. The gap isn't luck. It's whether the contractor finds the actual cause and stands behind the work.

  • In-house certified crews: we never subcontract your repair
  • Optional independent third-party engineer review on larger jobs
  • Honest three-tier triage: we tell you what can wait, in writing
  • Family owned from the same Shelbyville Highway address since 2009
Installing a sump pump and perimeter drainage system in a crawl space.
[ 04 ]  FAQ

Crawl Space Waterproofing questions

The principles are similar, stop or manage water intrusion, but the conditions and access are different. Crawl spaces typically have dirt floors, limited headroom, and different wall configurations than basements. The systems are adapted for crawl space geometry and conditions. We design each system for the specific space we are working in.

Standing water, muddy soil after rain, or water stains on walls indicate active drainage intrusion. High humidity without standing water is more likely vapor transmission from the soil or air exchange. Both require treatment, but the systems differ. We measure both moisture and drainage conditions during the inspection to distinguish the source.

Yes. Mold remediation can be performed in crawl spaces, but it must be paired with moisture control, otherwise mold returns. We address the moisture source as part of any waterproofing engagement. If active mold is present, we will recommend professional remediation alongside the waterproofing work.

A sump pump is included when drainage volume or conditions warrant it. Not every crawl space waterproofing installation requires a sump, some spaces drain adequately with interior channel systems that outlet to grade. We specify the system components your space actually needs rather than installing a standard package.

In most cases, yes. Musty odors in a home above a crawl space are caused by mold spores and moisture vapor rising into the living space. Eliminating the moisture source and, if necessary, remediating existing mold typically eliminates the odor within weeks as the crawl space dries out and air quality improves.

Crawl Space Repair

Related services

Crawl Space Structural Repair

Damaged, rotted, or failing structural components in the crawl space, including beams, posts, and supports, are repaired or replaced to restore the load-bearing integrity of your home's foundation system.

Pier & Beam Repair

Pier and beam foundation systems require specific repair expertise, we address failed piers, damaged beams, and deteriorated support components to level floors and restore structural integrity in older Nashville homes.

Crawl Space Sump Pump Installation

A properly installed crawl space sump pump automatically removes water that enters below your home, protecting wood framing, insulation, and indoor air quality from moisture damage year-round.

Crawl Space Dehumidifier Installation

A commercial-grade crawl space dehumidifier maintains safe humidity levels in an encapsulated or sealed crawl space, preventing mold growth and protecting structural wood year-round.

Crawl Space Drainage Systems

Interior crawl space drainage systems intercept water entering through the foundation walls or floor and route it to a sump pump for automatic ejection, keeping the crawl space dry year-round.

Crawl Space Ventilation

In Middle Tennessee's humid climate, sealing crawl space vents and transitioning to a conditioned crawl space is more effective than passive ventilation for long-term moisture control.
[ 06 ]  Customer Reviews

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Where we work

Headquartered in Murfreesboro,
serving Middle Tennessee

From red-clay Rutherford County soil to Nashville’s high water tables and Cookeville’s karst limestone, we know the ground beneath your home.

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Also serving: La Vergne, Hendersonville, Gallatin, Lebanon, Clarksville, Tullahoma, Nolensville, Antioch + 100 more cities →

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Schedule Free Inspection (615) 880-6449