Johns Island is South Carolina's largest island, covering 84 square miles of Lowcountry terrain that ranges from wooded acreage to tidal creek frontage along the Stono and Kiawah rivers. Properties here sit on a mix of sandy soil, marsh-adjacent fill, and Bohicket clay, a heavy marine-sediment soil unique to the Lowcountry that drains poorly and shifts with moisture. Lots on Johns Island are typically large, and many homes are set back from the road on long driveways that cross low-lying ground prone to standing water after rain. The island has seen rapid residential growth in communities like Kiawah River and Whitney Lake, adding new concrete and paver work alongside the older rural homesteads that have been here for generations.
Johns Island, SC
SC Service Area
Communities we serve
Johns Island, SC
Concrete Contractor
Bohicket clay, the heavy marine-sediment soil found throughout Johns Island's low-lying areas, holds water and shifts with every wet and dry cycle. A slab poured directly on unprepared Bohicket clay will settle unevenly. The base work before the pour matters as much as the concrete itself on this island.
Many Johns Island properties have driveways that run 100 feet or more from the road to the home. A long driveway on flat, low ground needs a crowned surface and proper sub-base depth to shed water and stay stable. We size the base and place control joints to match the length and the soil conditions of each specific property.
New communities like Kiawah River and Whitney Lake are building on lots that were recently cleared and graded. Freshly disturbed soil on Johns Island can be unpredictable, especially near tidal creeks where the ground is naturally soft. We check compaction before every pour and add base material where the soil cannot support the slab on its own.
At a glance
Long concrete driveways are the primary need on Johns Island, where properties often sit hundreds of feet from the road across low terrain that collects water. Proper grading and drainage under the slab is not optional here; it is what keeps a driveway from sinking into soft ground within a few seasons. Foundation slabs for new construction are also in high demand as communities like Kiawah River and Whitney Lake continue to build out. Retaining walls along creek-adjacent lots help manage the soil erosion that comes with tidal fluctuation and heavy summer rain.
Professional concrete installation, repair, and finishing for driveways, patios, foundations, and more across the Charleston area.
Concrete demolition, site clearing, and debris removal for residential and commercial properties.
Retaining wall construction and brick paver installation for erosion control and landscape design.
Dump trailer and equipment rental for construction, demolition, and site cleanup projects.
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Concrete contractor 
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Concrete contractor Serving Johns Island, SC
Our crew knows Johns Island, SC. We will show up on time, assess the job honestly, and give you a clear written number before asking you to decide anything.
Also serving across the Charleston Lowcountry:
Common questions from Johns Island, SC customers about our services, process, and coverage.
Johns Island has significant areas of Bohicket clay and soft fill soil near tidal creeks. This soil holds water and shifts with moisture changes, creating voids under slabs over time. A properly compacted base with adequate depth is the main defense against early sinking and cracking.
Yes. Long driveways on low ground require a crowned surface profile so water runs off the edges rather than pooling on top. We also build up the sub-base where the ground is soft to give the slab stable support across the full length of the run.
Yes. Creek-adjacent lots on Johns Island deal with soil erosion from tidal movement and heavy rain. Retaining walls in these locations need to be built with drainage behind them to handle the water pressure that builds up during wet periods. We handle both the wall construction and the drainage detail.
Yes. We work on new construction foundation slabs, driveways, patios, and porches in Johns Island's growing communities. Freshly graded lots in these areas need soil assessment before any pour to confirm the base is ready to support the concrete.
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Phone
(843) 530-8109Hours
