Restore Your Home's Foundation
Your crawl space is the structural foundation of your home. When moisture, pests, or age compromise the joists, beams, and supports below your floors, the problems show up everywhere — sagging floors, sticking doors, drywall cracks, and that unsettling bouncy feeling when you walk across a room.
Sterling Blue specializes in crawl space structural repair for homes across the Raleigh-Durham Triangle. We fix the root cause, repair the damage, and protect against future problems.
Repair Services We Provide
- Floor Joist Replacement — Remove rotted or damaged joists and install new pressure-treated or engineered lumber
- Joist Sistering — Reinforce weakened joists by attaching new lumber alongside the existing ones
- Beam Repair & Replacement — Fix or replace main support beams that have cracked, rotted, or shifted
- Support Post Installation — Add adjustable steel posts or concrete piers to reinforce sagging areas
- Subfloor Repair — Replace damaged plywood or OSB subflooring
- Sill Plate Replacement — Replace rotted sill plates where the house meets the foundation
- Moisture Damage Cleanup — Remove mold, debris, and standing water before structural work begins
- Drainage Solutions — French drains, sump pumps, and grading corrections to prevent future water intrusion
Warning Signs You Need Crawl Space Repair
Sagging Floors
Floors that dip, slope, or feel bouncy underfoot indicate weakened joists or beams below.
Sticking Doors
Doors and windows that suddenly won't close properly often signal structural shifting.
Wall Cracks
Cracks in drywall, brick, or around door frames can indicate foundation or structural movement.
Musty Odors
Persistent musty smells from below suggest mold growth on damaged wood in the crawl space.
Our Repair Process
- Free Inspection — We crawl through your entire space, document damage with photos, and assess structural integrity.
- Detailed Proposal — Written scope of work with clear pricing — no surprises.
- Site Preparation — Remove debris, standing water, old insulation, and address drainage before structural work.
- Structural Repair — Replace or reinforce damaged joists, beams, posts, and subflooring.
- Moisture Protection — After repairs, we recommend encapsulation and insulation to prevent future damage.
- Final Walk-Through — We show you exactly what was done and ensure your floors are level and solid.
Related Services
Structural repair is often the first step. To fully protect your crawl space, consider pairing it with:
- Crawl Space Encapsulation — Seal out moisture permanently
- Crawl Space Insulation — Improve energy efficiency after repair