Concrete guides for Summerville homeowners
Plain-language answers to the questions we hear most: what a driveway costs here, whose permit the apron needs, why concrete cracks and sinks on this ground, what the 1886 earthquake means for your foundation, what the flood maps require, and how to beat the lot-coverage cap.
Concrete driveway cost in Summerville
2026 prices per square foot and per driveway, tear-out, aprons by road authority, stamped and pervious, and what moves the number.
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Driveway permits: Town, county, SCDOT
Whose road it is, what each permit costs, the 12-foot curb cut, and why the Town won't permit the house without the apron.
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Why concrete cracks in Summerville
The water table, the shrink-swell clays, 72 days over 90 degrees, 45 freezes, and the builder's slab.
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Earthquakes and foundations
The 1886 quake, the fault that's still moving, and what Seismic Design Category D2 means for a footing.
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Flood zones and concrete
The 2017, 2018 and 2021 maps, two feet of freeboard, Debby's record, and how flatwork survives a flood.
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Lot coverage and pervious concrete
The 30 percent cap, how to calculate it, and the paving the ordinance doesn't count.
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