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Bulkhead Replacement in Beaufort, SC

Replace a Beaufort bulkhead when it has rotated beyond anchoring, split through, or rotted along most of its length. Vinyl or composite sheet pile, driven deep for the area's eight-foot tides, is the long-lasting choice for most homes.

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Quick Answer

Seawall Repairs by Solid Foundations provides bulkhead replacement in Beaufort, SC for homeowners, associations, and marinas. Typical projects include replacing failing timber bulkheads along the Beaufort River with vinyl sheet pile, rebuilding storm-damaged walls on Lady's Island creeks, and preparing surveyed plans for Beaufort County's bulkhead application. Call 866-398-9323 or use the quote form to book a free on-site inspection.

When Is Replacement Unavoidable?

  • The wall has rotated past the point anchors can fix.
  • The toe has slid out into the marsh or river.
  • Rot or borers run through most of the timber.
  • Split sheeting lets water through at low tide.
  • Patches keep failing.

If the wall is mostly healthy, look at bulkhead repair in Beaufort first.

Solid Foundations crew setting new bulkhead boards while standing in the water
Our crew setting a new bulkhead from the water side.

Which Material Should You Choose?

MaterialTypical lifespan*Best qualitiesLimitations
Vinyl sheet pile40โ€“50+ yrsImmune to rot, rust, and borersRelies on good anchors and cap
Composite (FRP) sheet pile50+ yrsHigh stiffness, long lifeHigher upfront cost
Treated timber15โ€“25 yrsTraditional look, lower costShorter salt-water life
Steel sheet pile25โ€“40 yrs in salt waterHeavy commercial dutyNeeds corrosion protection
Precast concrete30โ€“50 yrsMatching existing concreteHeavy; seams need sealing

*Service life depends on exposure, installation, and upkeep.

With close to eight feet of daily tide swing, the wall has to be embedded deep enough to stay put when the water drains away. We size sheet length to your wall height and to the soil we find.

What Does Beaufort County Ask For?

If your home is in unincorporated Beaufort County, the county's bulkhead, rock revetment, and riprap application asks for a lot of detail (Beaufort County Planning & Zoning):

  • A surveyed site plan showing the OCRM-approved critical line, stamped by the state
  • The 50-foot river buffer, trees, and understory within it
  • Top and bottom elevations of the wall at 20-foot intervals
  • A copy of the state permit for the structure
  • Engineer-stamped design plans for any wall more than 48 inches tall
  • A re-vegetation plan for disturbed buffer (and no sod in the buffer)

Inside City of Beaufort limits, the city's own review applies instead. We prepare the survey and plans with both in mind.

Where Can the New Wall Go?

Under SC Regulation 30-12, a bulkhead must conform to the critical area line as closely as feasible. It can be built up to 18 inches from the existing escarpment, and it isn't allowed where marsh is already acting as an erosion buffer unless upland is being lost (SC Reg. 30-12). We plan the alignment and the tie-ins to your neighbors' walls so the new wall doesn't leave a weak joint at either end.

How Long Does It Take?

  1. Inspection and quote: first week
  2. Survey, critical line, and plans: often 2โ€“4 weeks
  3. State, federal, and county or city approvals: varies; longer after storms
  4. Construction: usually 1โ€“3 weeks, timed to the tides
  5. Backfill, cap, re-planting, and cleanup

How Much Does Bulkhead Replacement Cost in Beaufort?

Bulkhead replacement in Beaufort typically costs $250โ€“$600 per linear foot for a full replacement. A 75-foot residential vinyl sheet pile replacement typically runs $20,000โ€“$45,000. Height, sheet length, access, and buffer re-planting all affect the price.

For rock at the base, see riprap installation in Beaufort. Building a dock too? See marine construction in Beaufort. Our Beaufort seawall repair page covers the rest. We also replace bulkheads in Hilton Head and Charleston.

Bulkhead Replacement FAQs: Beaufort

Why does Beaufort County want elevations every 20 feet along my wall?

The county's application asks for top and bottom elevations of the erosion control device at 20-foot intervals so reviewers can see its height and profile. We include them in the survey.

Does my new bulkhead need an engineer?

In unincorporated Beaufort County, walls taller than 48 inches need plans stamped by a South Carolina registered professional engineer. We often use one for shorter walls too.

Can I lay sod behind my new bulkhead?

Not inside the county's 50-foot river buffer. Disturbed buffer needs a re-vegetation plan with suitable plantings.

Is vinyl better than timber for a Beaufort River bulkhead?

For most homes, yes. Vinyl resists rot and borers and usually outlasts timber by decades, though timber costs less at first.

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