Crusher dust, also known as blue metal, cracker, or rock dust, is simply the material leftover when making crushed rock. As rocks are run through the crusher, tiny pieces and dust particles are left behind. Instead of being thrown out as waste material, the dust is recycled and becomes a valuable product with many practical applications in both ...

The fine nature of stone dust makes it perfect for creating level surfaces. If you are putting down pavers for a path or patio, stone dust will help you keep the whole thing flat and level. When used as filler between paving stones, the non-porous nature of stone dust will prevent any water from seeping below the pavers, even in heavy rainfall.

Add a layer of bedding sand. Pour a layer of coarse sand into the pit, filling it between 2 to 3 inches (5.1 to 7.6 cm) deep. Avoid fine sand and combination mixes cut with limestone or stone dust. The sand will help the pavers lock together, making sure they set …

Stone dust is a fine material that absorbs moisture readily, then releases it slowly. The same properties that work wonders for organic gardening can wreak havoc underneath pavers, causing efflorescence and allowing them to settle or shift easily under load. In extreme frost-thaw cycles, water-soaked stone dust can actually pump up through the ...

It is crushed up #57 stone combined with rock dust. This mixture is able to handle moderate traffic from heavy vehicles. 2. Quarry Process. It is also called "crusher run" and works well for the surface of both driveways and walkways. …

Installing crusher fines as a surface cover is more straightforward than many alternatives. You need to dig about six-to-twelve inches deeper than you want the surface to sit and spray a little weed killer. It will not damage fences and walls when placed close by. It's best to add some kind of edging or retaining material to keep the fines ...

Crusher run, also called processed gravel, is a rock or stone dust made of particles about the size of a grain of sand. It is coarse, rather than powdery, giving it properties that make it superior to regular stone dust, reports Nimvo. Crusher run is a highly compacting, well-draining material that is second only to sand as a base for pavers.

5mm Crusher Dust is a fine crushed rock, 5mm in size down to dust. It is generally made from bluestone, basalt or granite and is great for compaction. 5mm Crusher Dust is used for backfilling pools, under instant turf or water tanks, for bedding paving or for pathways. Click here for prices. Available in Bulk Bags suitable for crane lifting.

Path covered in crusher dust. Photo: DSchwartz. Once we had our border framework of bricks in place, we raked out the crusher dust evenly across the width of the walkway and tamped it down. We ...

To lay a crushed gravel foundation, first pound stakes into the ground and tie strings between them to determine the width and length of the path. If you're laying cut stone or …

Crushed granite has a rougher texture than DG. Crushed granite is typically limited to grays from light gray to black. It is more limited in colors than decomposed granite. When creating a stable path, crushed granite will compact and make a harder, more stable surface. Compared to decomposed granite and materials, like pea gravel, crushed ...

Pack potholes and holes where weeds or rocks were removed with additional crusher fines. Compact the new fill with a plate compactor. Dampen the surface with water and compact it again. Refresh the trail surface by adding a 2- to 4-inch layer of fresh crusher fines on top of the old surface. Dampen it slightly by sprinkling with water, and …

How to Lay a Pathway with Crusher Dust. Step 1 - Plan. Your first step in planning your pathway is defining its purpose. Three categories describe your choices: utility, decoration, or a ... Step 2 - Form the Path. Step 3 - Fill Low Areas. Step 4 - Dump, Shovel, and Level.

A crusher fine trail combines the rustic feeling of a natural surface trail with a surface type that's durable (but not concrete or asphalt). The natural gravel-like surface feels more …

However, before laying crusher dust, ensure the area has been excavated and is free of any blue metal. Crusher Dust for Driveways. Crusher dust makes an excellent foundation for driveways and car parks. In fact, the material is suitable for any area where you want minimal surface water without inhibiting vehicle access.

How to lay crusher dust The application method for crusher dust will depend on the type of job and the amount of crusher dust you are using. For smaller projects, …

Step 5: Lay down the Landscape Fabric. Step 5 | Kolin Smith. Roll out a layer of landscape fabric over the compacted stone pack, shiny side up. To contour the fabric around curves, make relief cuts along both the outside and inside edges. On the inside of the curve, overlap the fabric at the cuts. On the outside, allow the fabric to open up at ...

Step 2. Map out the driveway using a measuring tape, twine and stakes. Install the stakes and twine to mark one side of the driveway. Measure 10 feet from the twine marker to determine the driveway's other boundary. Install stakes and rope along the other side. Remeasure the width periodically to ensure it is 10-feet wide throughout the entire ...

Apply a Weed Barrier Fabric. Cover the base with weed barrier fabric. Cover the fabric with a 4- to 5-inch layer of crushed #1 or #2 limestone rocks. This size rock resembles lemons or grapefruits and provides a firm base for the driveway. Work these rocks into position with a scraper blade attachment on the skid-steer loader or the dozer.

Coverage is variable, as it depends on the density of the material itself, and also the moisture content, but, as a rough guide, 1 tonne of a typical self-binding gravel will cover around 10-12m² at a thickness of around 40mm. If you're buying in smaller quantities for a DIY or garden project, then reckon on 2 - 2½ 40kg bags for each square ...

Drive anchor pins into the holes in the bottom of the edging to hold it in place using a rubber mallet. Insert one anchor pin every 6 inches along the length of the edging. Pour a 1-inch layer of coarse sand on top of the crusher run stone. Rake the sand until it is smooth. Push the plate compactor over the sand to tamp it down.

In extreme frost-thaw cycles, water-soaked stone dust can actually pump up through the joints, shifting pavers in the process. A garden path that went unscathed through last …

Once the pavers have been installed on top of the stone dust bed, use a vibrating plate to compact the bed and pavers even more. However, note that stone dust doesn't compact well due to its powdery texture. It can cause shifting of the pavers later on which is why it's not really recommended to use this for your installation bed.

Scroll down to the heading that says "How to install stone dust in between your flagstones". In short: sweep the stone dust into the joints, hose down. The material will settle when you hose it down, so repeat. Leave the joints about a 1/8″ – 1/4″ shy of the tops of the flagstones when you're finished.

You can buy stone dust at most stone yards and quarries. Some excavation companies also sell it, along with the crushed stone, sand, gravel, bricks, flagstones, etc. that you might need for other projects. For a fee, most of these places will deliver the product to your property. You may also be able to buy stone dust at your local Lowes or ...

Calculates tonnage of DTp1/DTp2 or "Crusher Run" required when thickness and area are known. ... Calculate quantities of grano dust, sand and cement needed to make two forms of granolithic mortar. ... Determine quantities of sand and cement required to prepare this bedding grade mortar suitable for laying patio flags. Appears on: Bedding ...

And we were done ahead of schedule after: Spending 2 to 3 months cleaning out old rock and installing new crusher …

Move the formwork out of the way and dig out the area for the slab to the required dimensions. Allow an extra 5 cm of depth for a bed of crusher dust or road base under the slab. Place the formwork back in position and ensure that it is level using a spirit level. You might need to dig a trench to ensure that the formwork is set at the correct ...

Crusher dust is made from recycled crushed rock or concrete and is sized 5mm & smaller. This makes it quite a fine product which is easy to spread or screed. Crusher dust contains fine particles like soft sand, and although it is an extremely manageable product, we don't recommend that it be used under pavers. Crusher dust is commonly used as ...

To contain the gravel, set the edging 1 in. higher than the path. Anchor it with the metal stakes provided. Metal edging is available in green or brown painted steel or aluminum in 8-ft. and 16-ft. lengths. Cut it with a circular saw equipped with a metal-cutting blade or a hacksaw.