Tampa Bay · 3–6 weeks
Seawall Replacement & New Construction
How much does seawall replacement cost in the Tampa Bay area?
Typical range
$600–$1,100
per linear foot
Field time
3–6 weeks
after permitting
Coverage
12 submarkets
Hillsborough & Pasco
What are the warning signs you need seawall replacement?
- Panels rotated or bowed more than 3 inches
- Wall built before 1985 with unprotected carbon-steel tiebacks
- Repeat repairs in the same 20-foot section
- Cap separated from panels along the full run
How the work is actually done
- 1
Survey & engineering
Soil borings and a sealed wall design sized to your lot's retained height and surcharge.
- 2
Permitting
County shoreline permit plus DEP/SWFWMD authorization filed and tracked for you.
- 3
Demolition & drive
Old wall removed, new sheet pile vibrated to design embedment.
- 4
Anchor, cap & backfill
Deadman anchors set, cap formed and poured, then compacted clean backfill and sod restoration.
Materials & specifications
- Vinyl sheet pile
- Section modulus 15–39 in³/ft, 50-year warranty
- Concrete cap
- 5,000 PSI, #5 rebar at 12 in OC
- Embedment depth
- Typically 8–14 ft below mudline
- Deadman spacing
- 6–8 ft OC with galvanized whalers
- Design life
- 40–60 years for composite systems
Included with every job
- Licensed & insured marine contractor
- Permit filing handled for you
- Written measured scope
- Workmanship warranty in writing
Questions
Seawall Replacement FAQs
How long does a seawall replacement take?
Three to six weeks of field work once permits are issued. Permitting through Hillsborough County and the state agencies usually adds 6 to 14 weeks before mobilization.
Is vinyl or concrete better for a Tampa Bay seawall?
Composite vinyl sheet pile resists brackish-water corrosion entirely and carries 50-year warranties, while poured concrete handles higher retained heights. Most residential canal lots are best served by vinyl with a concrete cap.
Does homeowners insurance cover seawall replacement?
Almost never for age or corrosion failure. Named-storm damage may be covered under some policies, so document the wall's pre-storm condition with dated photos.
Where we work
Seawall Replacement by city
Other services
Get a measured seawall replacement quote
Tell us the length of your wall or the size of your dock and we'll have a local crew out to measure it.