Seawall & Retaining Wall Coatings — Huron, Tuscola & Sanilac Counties

Stop chloride attack on steel and concrete seawalls before pitting becomes structural failure. Specialty marine coating systems for Saginaw Bay.

What's included

Our seawall & retaining wall coatings scope covers:

  • Steel sheet pile coatings
  • Concrete cap sealers
  • Splash-zone epoxies
  • Cathodic touch-up
  • Above and below waterline systems
  • Anti-graffiti topcoat

Our Process

Every project follows the same disciplined sequence — no shortcuts, no surprises.

  • Inspection & Quote: We assess substrate, prep level needed, and existing coating compatibility before specifying the system.
  • Surface Preparation: Blast, mechanical clean, or chemical prep to manufacturer-spec standards (SSPC, NACE, or OEM).
  • System Application: Primer, intermediate, and topcoat applied to spec mil thickness with full DFT verification.
  • Final Walkthrough: Holiday testing or visual inspection plus written documentation of system installed.

Pricing

Typical investment: $5,000–$25,000 vs. $80,000+ to replace a steel seawall. Final pricing depends on surface area, prep needs and product selection. Call (989) 268-7676 for a free written quote.

Seasonal Timing

Late spring through early fall — surface needs to be fully dry and above 50°F.

Seawall & Retaining Wall Coatings — Direct Answers

What is seawall & retaining wall coatings?

Masonry coatings are high-build elastomeric or breathable acrylic systems applied to brick, stucco, concrete, and stone to waterproof the wall while bridging hairline cracks and allowing vapor escape.

Why does seawall & retaining wall coatings fail?

  • Painting masonry with regular house paint — traps moisture, causes efflorescence and blistering.
  • Coating fresh concrete before pH cures (90 days) — alkali burn destroys adhesion.
  • Not patching cracks first — coating telegraphs the crack within one freeze-thaw.

What does seawall & retaining wall coatings cost?

$2.50–$6 per square foot depending on coating thickness, prep, and color count. A typical Thumb masonry building runs $6,000–$22,000.

What products should be used for seawall & retaining wall coatings?

  • Sherwin-Williams Loxon XP — high-build elastomeric, bridges 1/16" cracks, breathable
  • Sherwin-Williams ConFlex XL — elastomeric with even higher elongation for older masonry
  • Sherwin-Williams Loxon Concrete & Masonry Primer — alkali-resistant primer for new concrete

How long does seawall & retaining wall coatings last?

10–20 years on properly prepped masonry with Loxon XP, depending on exposure and water table.

What preparation is required for seawall & retaining wall coatings?

  • Pressure wash and remove all efflorescence
  • Test pH on new concrete (must be below 13)
  • Patch all cracks with elastomeric patching compound
  • Prime bare or alkaline masonry with Loxon Block Primer

What maintenance is needed for seawall & retaining wall coatings?

Annual visual inspection for crack telegraphing. Recoat every 12-18 years or sooner on high-exposure walls.

Frequently Asked Questions

How much does Seawall & Retaining Wall Coatings cost in Michigan's Thumb?
Most seawall & retaining wall coatings projects in Huron, Tuscola and Sanilac counties price by surface area, condition and access. Call (989) 268-7676 for a free on-site estimate.
Do you offer free estimates for Seawall & Retaining Wall Coatings?
Yes. Thumb Premier Painting provides free, no-obligation estimates for every seawall & retaining wall coatings project across Huron, Tuscola and Sanilac counties.
Is Thumb Premier Painting licensed and insured?
Thumb Premier Painting is fully insured for residential, commercial, farm and waterfront work throughout Michigan's Thumb region.
What areas do you serve?
We serve Bad Axe, Caro, Cass City, Sandusky, Harbor Beach, Port Austin, Caseville, Sebewaing, Pigeon, Ubly and every community across Huron, Tuscola and Sanilac counties.

Get a Free Estimate

Call (989) 268-7676 or request a free estimate online.