The safest approach is to remove the topsoil and place a minimum 4 inch layer of compactible gravel or crushed stone as a base over the undisturbed subsoil.
Crushed stone garage floor.
Crushed stone is a material that is typically used as a base or underlayment upon which the stuff that actually shows for example the concrete of a patio will rest.
Excavator and builder say that floor should be sand xps poly then concrete.
So we finally got around to compacting the stone floor that we ve put in the old barn.
If gravel should be above sand how much.
Advice on compacting crushed stone barn floor am i totally hosed.
10 2013 07 11 pm.
For a garage with a floor.
Full instructions and tool list needed is here.
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Guessing is rarely a good solution to such dilemmas when undertaking a big project so let s look at a relatively simple way to figure out the correct amount.
Nature stone offers epoxy based flooring systems that are suitable for garage basement and commercial applications.
Better garage floors tips for pouring stronger crack free concrete slabs.
Planning to use 2 reclaimed xps under garage floor which is on high ground with sandy soil.
This will allow for better drainage around the perimeter of the garage for rain snow melt dripping off the eaves especially if you are not.
Better garage floors.
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I know it s better to compact as you go put a few inches down compact add another layer compact etc but we didn t have that luxury.
A level pad of crushed stone 3 4 deep 1 larger than the size of the garage for example a 20 x 24 building would require a pad at least 21 x 25.