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High-Water-Table Excavation for Pinellas Paver Bases

paverforge
Sep 17
1 min read

Coastal Pinellas lots often hit groundwater a foot or two below existing grade, especially after summer rains or a king-tide week. If you excavate a deep section and the hole fills, compacting in standing water just pumps fines and leaves a soft base.

How we handle it

We schedule the undercut for a drier window, dewater with a pump only long enough to place geotextile and the first open-graded or dense-graded lift, then compact in thin passes. On organic pockets we undercut to sand or use a cement-stabilized lift rather than stacking more dirty fill.

A high water table is also a drainage problem. The finished field still needs a two-percent pitch and a place for water to leave. Permeable sections or a dry well only work when the receiving soil can take the volume.

What not to do

Do not bury filter fabric as a bathtub with no outlet. Do not compact saturated muck and call it a base. And do not set the finished paver elevation below the seasonal high water if the joints will pump.

PaverForge Hardscapes is based in St. Pete Beach and works across Pinellas County. Call 727-490-9798 or book a visit at paverforge.com/book-online.

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St. Pete Beach, Florida

727-490-9798

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