Types of sand used for pavers most people are familiar with the idea that stone pavers must be laid on top of a layer of sand.
Stone dust for patio pavers.
Ground frost will swell up water below the dust which can then force up the patio.
Once the pavers have been laid on the sand the joints must be filled to create an even surface that will not slip or slide out of place.
Use 4 inches of stone dust but apply 2 inches first then compact it with a manual or mechanical tamper then.
The real downside to stone dust is that it can be affected by frost.
When compacted the edges will grind together locking the layer of sand in place which helps to prevent erosion or movement.
Homeowners who undertake projects such as laying a patio flagging a driveway or creating a garden path may use stone dust as one of the materials for the project.
I used aluminum about 4 inches tall.
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First a bed for the pavers must be excavated and filled with crushed stone or gravel.
Stone dust is widely used as a setting bed for any of the various types of stone pavers flagstone pavers such as bluestone being an example used by homeowners in small projects.
Using stone dust between patio pavers stone dust is a byproduct of crushing stone for other purposes.
Make the area as level as possible using a screed look.
A layer of bedding sand is then spread on top of the base material to cushion the pavers and keep them in place.
Stone dust sometimes called rock dust is a byproduct of crusher run that s provided the bedding layer for many a paver project over the years.
Ideally this sand should be coarse and granular.
Rock dust and sand are two common bedding options for pavers.
You should also consider that stone dust has a higher ph than the ground which may cause the pavers to deteriorate over time.
At one time it was considered a waste material but it s now being used in agricultural applications to increase soil fertility and change the ph level of the soil.
Use a rigid but moderately flexible edge guard to define the area.
It can be smoothed to create a very flat surface and it is strong enough to support the weight of stone pavers which can be quite significant.