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TIL a weird trick for setting posts in super sandy soil near Daytona

I was about to give up and order a truckload of gravel, but an old-timer told me to soak the hole with a hose first, then tamp the concrete slurry in stages. Has anyone else tried something like that on a beachside job?
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3 Comments
williamw75
williamw7524d ago
Yeah, that old timer knows his stuff. I learned that lesson the hard way trying to set a mailbox post. Must have looked like a total fool out there, just pouring bag after bag of mix into what might as well have been a bottomless pit. My hole was basically a sandcastle moat by the end of it. Soaking it first makes the sand act almost like regular dirt for a little bit, gives the concrete a fighting chance to set up. Staging it in layers with tamping is the real key though, otherwise you're just making expensive mud.
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the_viola
the_viola24d agoMost Upvoted
Totally, @the_finley. Sandy soil is a concrete thief.
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the_finley
the_finley24d ago
Sandy soil is the absolute worst to work with, it just swallows everything. That slurry trick sounds like a solid way to fight the drain. Hope it works out for you.
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