Gravel Driveway Calculator (2024)

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Gravel drivewayWhat is gravel?Gravel driveway calculator — featuresHow much gravel for a driveway? — an example of calculationsGravel driveway cost — factors

Gravel driveway calculator is a useful construction tool that calculates how much gravel is needed to build a gravel driveway. If you want, it can also estimate the needed material weight and total gravel driveway cost.

Stop wondering how much gravel you should buy and focus only on choosing the best gravel for the driveway. In the article below, you can find additional information about what gravel is and a few factors that may influence the gravel driveway cost. Moreover, we prepared a step-by-step tutorial on proper calculator usage.

🙋 If you prefer to use crushed stones instead of gravel, you can check out our crushed stone calculator to correctly calculate how many stones you'll need. On the other hand, to determine the quantity of gravel for other landscaping bedding purposes and to learn more about gravel, you may want to visit our gravel calculator.

Gravel driveway

Gravel driveways are very popular in some areas and very hard to find in others. Crushing stone is commonly used in the countryside to build driveways and roadways. You can often see gravel driveways leading to concrete garages. See our concrete driveway cost calculator if that interests you.

Why are they so popular? That's because you can build a gravel driveway cheaper than a paved driveway, but it will last just as long. Moreover, that will be a good choice if you don't mind doing extra maintenance.

🔎 Nevertheless, if you're also considering pavers or paving blocks for your driveway, you can check out our paver calculator in conjunction with our paver sand calculator. That way, you can compare how much it will cost if you choose that as your driveway surface.

What is gravel?

Natural gravel can be technically defined as loose rocks or stones with dimensions larger than sand but smaller than a cobble. The diameter may vary from 2.5-6.5 cm (0.1-2.5 in). Gravel, commonly used for building driveways, is often a processed product consisting of rocks, sand, and clay. This mixture compacts much better into a stable surface than plain rocks.

Gravel driveway calculator — features

No matter if you need to build a local driveway to a single-family house or an access road to a building site, the gravel driveway calculator will help you in both situations. This user-friendly tool requires you only to enter the dimensions of a planned driveway. If you are curious about the costs of needed crushed stone, you should also provide the price of the material. Moreover, you can check what the total weight or tonnage of the material is. We assumed the standard weight of gravel equals 1.25 tonnes per cubic meter, but you can change it in case of using a different type of crushed stone.

We use simple formulas for the calculations:

  • amount of gravel = length × width × depth

  • gravel weight = amount of gravel × crushed stone weight

The costs of material:

  • total costs = amount of gravel × price (per cubic meter or cubic yard)

How much gravel for a driveway? — an example of calculations

Let's see an example of calculations to be sure that you are using the gravel driveway calculator properly. The numbers are only assumptions for the purpose of this example:

  1. Enter the planned driveway dimensions. length = 100 m, width = 3 m, depth = 15 cm.

  2. Check the result: total crushed stone = 45 m³.

  3. Click on the "Total weight" heading to see that the total weight is 56.25 tons. This assumes the default density of 1.25 metric tons per cubic meter.

  4. Open the "Total cost" section of the calculator to calculate the total cost of the gravel. Enter a material price of $20/m³ to find the total cost is $20/m³ × 45 m³ = $900.

Gravel driveway cost — factors

Whether you want a basic gravel driveway or something more stylish, multiple factors affect the cost. Depending on the condition of the site and its size, land clearing may be required. To do this task yourself, you will for sure need to rent appropriate gear or hire professionals who will do this faster. You can choose from various types of stone — more solid and nicer will cost you much more than regular gravel.

Of course, the crushed stone volume needed to build the driveway will significantly influence the total cost. Keep in mind, though, that you should take care of some other factors, such as proper water drainage. This also costs additional effort and money as a consequence. However, if it is not installed right the first time, it could lead to higher maintenance costs.

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Gravel Driveway Calculator (2024)

FAQs

How do I figure out how much gravel I need for my driveway? ›

amount of gravel = length × width × depth. gravel weight = amount of gravel × crushed stone weight.

How much driveway will 1 ton of gravel cover? ›

As a general guide, one ton of gravel typically covers approximately: 100 square feet at a 2-inch depth. 80 square feet at a 3-inch depth. 60 square feet at a 4-inch depth.

How much all purpose gravel do I need? ›

Determine the depth of the excavation. Let's say it's d = 2 yd . Multiply the area and depth of the excavation to obtain its volume in cubic yards: 18 × 2 = 36 yd³ . The volume of gravel required is equal to the volume of excavation.

How much gravel do I need to cover a 10x10? ›

For Example: To determine how much gravel you'd need for a 10-foot-by-10-foot patio layout with 2-1/2 inches of gravel, you'd perform the following calculation: 2-1/2 inches x 120 inches x 120 inches = 36,000 cubic inches.

What is the formula for calculating gravel? ›

To measure the driveway in cubic feet, multiply the length by width by depth. For cubic yards, divide the total cubic feet by 27. Because one cubic yard of gravel is equal to 1.13 tons, you can multiply your total cubic yards by 1.13 to convert this measurement to tons.

How much does 1 ton of gravel cover? ›

A ton of gravel will cover approximately 100 square feet, 2 inches deep.

What is the cheapest gravel for driveways? ›

Pea gravel, crushed granite and steel slag are some of the cheapest gravel options for driveways.

How many feet will 2 tons of gravel cover? ›

Using 2 inches for the depth, the following measurements are a guide to the amount of gravel coverage per ton: 1/4 to 1/2 inch gravel, 100 square feet per ton; 1/2 to 1 inch gravel, 90 square feet per ton; and 1 1/2 to 2 inches gravel, 80 square feet per ton.

Is 2 inches of gravel enough for a driveway? ›

Most driveways should have a depth of 6″-8″ of gravel, but the entire driveway should be between 12″ to 18″ deep, made up of several different layers of material. The top layer can be anywhere from 4″ to 8″ depending on your preferences and the type of gravel being used.

How much gravel is in a dump truck? ›

Typically, larger dump trucks can carry about 28,000 pounds or about 14 tons. On average, smaller dump trucks can transport around 13,000 to 15,000 pounds or 6.5 to 7.5 tons. What is a Cubic Yard? “Cubic yards” are also used to measure the carrying capacity of dump trucks, as well as pounds and tons.

How thick should a gravel driveway be? ›

The total depth of a gravel driveway should be 12 to 18 inches thick. Each layer should be four to six inches thick—three layers are best for durability and longevity.

What to lay under gravel? ›

The Weed Membrane should be laid directly under the gravel on top of the sub-base. Therefore, roll your weed barrier out to cover the sub-base or soil and peg into position. For driveways we recommend using a heavy duty weed membrane such as a polypropylene one.

How many feet will a dump truck load of gravel cover? ›

When material is spread or leveled at one-inch thick covers 250 square feet, two inches covers 125 square feet, and three inches covers 75 square feet. Note, coverage is an estimate and may vary based on job conditions.

How many square feet does 50 lbs of gravel cover? ›

Consider a ½ cubic foot bag of stone or soil weighs about 50 lbs and will cover 2 square feet at 3" deep.

How much will 3 yards of gravel cover? ›

The following measurements are a general guide to the amount of gravel coverage per cubic yard 1 cubic yard = 3” depth for 100 square feet. If you're still not sure or want to get the most accurate measurement possible, you can opt to use a gravel calculator.

How many yards of gravel are in a dump truck? ›

While there is room for variance, most full-size dump trucks have a capacity of between 10 and 16 cubic yards. These types of vehicles often have their capacity listed in the owner's manual.

How many inches deep should a gravel driveway be? ›

The total depth of a gravel driveway should be 12 to 18 inches thick. Each layer should be four to six inches thick—three layers are best for durability and longevity.

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