There are a number of factors to consider when looking for gravel.
You need to know the size range of the gravel and how much it will cost.
There are several types of gravel, including shale gravel and expanded shale.
You may also want to know how much it will cost to get a truckload.
A gravel company will be able to give you some good advice about the price of gravel and how to get the best deal.
Size range of gravel
The size range of gravel can be narrower than you might think.
In fact, it’s possible to find gravel that’s only one or two millimeters wide.
Fortunately, new X-ray machines are now available that can process the entire size range.
Previously, the range was limited to coarse fractions of -32 mm to 8 mm and fine fractions of -0.1 to 0.8 mm.
Different gravel materials have different bed structures.
Higher sand content doesn’t necessarily keep the gravel grains in contact with each other.
Additionally, the grain size distribution in bed material is not as sharply bimodal as that in framework-supported gravels.
This means that the size range of gravel is not a perfect match for every construction application.
In addition to the size range, conglomerates may differ in composition and sorting.
Some may contain primarily clay clasts.
Although conglomerates can be found in sedimentary rock sequences of all ages, they make up less than 1% of the entire sedimentary rock mass.
They are closely related to sandstones and share many of their sedimentary features.
Generally, gravel and sand grains should have similar sizes.
For the most uniform mix, a sand and gravel mixture should have an equal proportion of coarse and fine grains.
If they do not, the result may be a mixture that will not meet your requirements.
You can test gravel for size range by constructing hypothetical mixtures with different proportions of gravel and sand.
In gravel-bed rivers, the sediment has been poorly-sorted.
It contains a large range of grain sizes and has a diverse spatial pattern.
This variability is often due to the different responses of the different grain sizes to the local flow conditions.
This difference between gravel and sand can have consequences on the flow and structure of the river.
Price of shale gravel
Shale gravel can be an inexpensive and attractive option for your landscaping projects. Shale gravel can be purchased by the cubic yard or by the ton.
Prices may vary from one supplier to the next, depending on the volume purchased and the supplier’s minimum purchase requirement.
The average price per cubic yard is $28, and prices can increase significantly if you’re using larger quantities.
Cost of expanded shale gravel
Expanded shale gravel is an excellent alternative to standard gravel for a variety of construction projects.
Its unique composition provides the benefits of a soil amendment and aggregate in one.
This material can be used in landscaping projects to prevent compaction and can be used as an attractive mulch around a building.
In landscaping, expanded shale is ideal for areas that have clay-based soils and are prone to flash flooding.
It is available in grey and reddish-brown shades. It is a porous rock that is relatively inexpensive and easy to work into your soil. It costs roughly $20 to $60 per ton and $1 to $3 per cubic yard.