rock coverage calculator

Square feet of coverage area coverage area per 1 ton = tons of rock needed. . For most landscape material with the exception of lava rock or mulch just multiply the total by 1.25, Diameter x 3.1416 = Linear feet around a circle, How to calculate the area inside a circle, How to calculate the area outside a circle. Real-time graphics. These densities can vary significantly from supplier to supplier, due especially to different moisture contents. Use this coverage chart to estimate the amount of material you need for your next landscape job. If you are using 3/4" inch gravel or larger figure on . Multiply your area figure by the depth of gravel that you wish to use, ensuring your measurement is also in feet. The gravel is assumed to be clean of dirt and other debris. Weight of gravel required should be 47.5723 x 100 = 4757.23 kg, Now, we have to measure the length and width of each sector, Sector 1 has a length of 20 feet and a width of 3 feet which gives 60ft, Sector 2 has a length of 15 feet and a width of 4 feet which gives 60ft, Sector 3 has a length of 15 feet and a width of 2 feet which gives 30ft, Sector 4 has a length of 10 feet and a width of 5 feet which gives 50ft, Now we have to sum up all these rectangle areas to get the area of the whole square feet; 60 ft. Now choose the desired depth of the gravel level, lets take 1ft. 3. For retaining wall back-fill, install washed gravel a minimum of 12 deep from the back of the wall for proper drainage. To calculate how much gravel you need to cover a rectangular area you need to multiply the volume by the gravel density. To find how much river rock you need, here are the steps to follow: You are at the right place to find how much area or square footage a certain volume or weight of river rock can cover. Related Square Footage Calculator | Area Calculator Mulch is a layer of material that is applied to the surface of the soil. Lets say that I have a part of a driveway to fill that measures 4 (for example, a square measuring 2 ft x 2 ft) and I want to ensure equal coverage to a depth of 3 inches. As an Amazon Associate I earn small commissions from qualifying purchases through this website. Divide the measurement in inches by 36 to find the driveway's depth in yards. If you'd like to cite this online calculator resource and information as provided on the page, you can use the following citation: Georgiev G.Z., "Gravel Calculator", [online] Available at: https://www.gigacalculator.com/calculators/gravel-calculator.php URL [Accessed Date: 01 Mar, 2023]. See below for three full examples starting with different initial criteria. The difference between the two is not huge but can quickly add up to a significant number as the quantity increases. Just measure the square footage and decide how deep you want it to be: To use please fill in all 3 fields and to calculate the cubic yards Length (in feet): Width (in feet): Depth (in inches): Calculate Get a Landscaping Rock Quote Today! Landscaper's Paradise is committed to providing the best landscaping materials in Western Iowa. Sand, Gravel & Limestone Calculator to Estimate Tons required: How Many Tons of Sand, Gravel or Limestone Do I Need? Quarry process also called crusher run, is the combination of stone dust, crushed stone and trap rock. Square Feet of Flat Areas *. Navigation. "Aggregates for Concrete" (2015) lecture for the University of Washington [online] Available at http://courses.washington.edu/cm425/aggregate.pdf, [2] Wikipedia "Gravel" [online] Available at: https://en.wikipedia.org/wiki/Gravel. RIVER ROCK CALCULATOR [How Much River Rock do I Need?] For our final example, lets imagine we have a volume of 4 cubic feet we need to fill with gravel (105lb/). Calculate Tons of Rock * * Soil. Widely used for roads and driveways. Georgia Top Soil. Calculating the right amount of stone needed is the first step you should take before starting your project. 10 tons of gravel would cover a 25.5 foot by 25.5 foot area at a depth of 4 . ("pay dirt") Gravel with a high concentration of precious metals like gold. Multiply the volume by the density (in the same units) to get the weight. If the initial measurements were in inches, then convert cubic inches to cubic yards by dividing by 46,656. They are perfect for solid foundations. What if my measurements arent just in feet and inches? They range between inch to 1 inch in size, should be treated in the same way as pea gravel i.e. You would usually lay a 10mm aggregate at a depth of 30-40mm, but on a driveway this would need to be at least 50mm. Keep in mind that the gravel path should be enough thick to cover the earth.If the gravel level is thick it will be long lasting. Our coverage calculator is the perfect tool to help you determine the correct amount of material you need to get the job done right! I want to ensure equal gravel coverage to a depth of 2 inches. *NOTE The materials densities are averages derived from multiple landscape material suppliers. Gravel used for typical commercial use is usually of smaller size but its size can range from granule (2mm to 4mm) to boulder. This river rock calculator will help you find how much river rock you need for your rock bed, no matter its area and depth. Use HomeAdvisor's landscape rock calculator to help you get the job done. Note: you can now select more than four types, which is useful for testing coverage for two or more Pokmon. weight min = 3.7 1.4 = 5.2 tons Used as concrete aggregate. Dug deep, wide holes down to the soil, pulling the gravel layer out wide. The jagged edges of the stone help the pieces to adhere and bond to one another while the stone dust fills in the spaces between gravel and reduces the void content. The default value is pea gravel density. Multiply the length, width, and height together to find the volume of the space. It is further categorized in several types, listed in the table below [2]: For small projects, you can buy pea gravel in small bags, but for larger projects, you would need to buy by the cubic yard or by the ton (cubic meter or tonne). ft. per ton: 4" - 8 " rock coverage: 40 sq. It was deposited there previously, when the river had a higher level. Step Two: Calculate Gravel Weight in Tons. Nevertheless, when using our river rock calculator, you can easily change its units by just clicking or tapping on its units and selecting the unit you want. Above approximately for rock up to 1 " and sand, soils that are weighed. The ton is currently only used in the United States and is equal to 2000 pounds (2000 lbs). Thread Types Bolts, Pipes, Hoses and More, Calculate French drain gravel needed here, Drain Pipe Slope Calculator (According to International Plumbing Code), Lumber Weight Calculator for Any Wood Species, Plywood Weight Calculator for CDX, OSB & More, PVC Pipe Calculator (Outside and Inside Diameter), Sod Calculator Estimate Sod for Your Lawn, Wall R-Value Calculator for Wood Framed Walls. Well, in this final example we will show you how to calculate it. 700 North Twin Oaks Valley Road, San Marcos, CA 92069, USA 2020 by KRC Rock Landscape & Building Supply 1-800-KRC-ROCK. Divide 25 by 27 to reach 0.93 cubic yards. Once you have entered the length, width and depth of the rock, the calculator will first work out the area in square feet: In addition, if you know the density of the river rock, it can calculate the total weight: $$Weight = Density\,of\,River\,Rock Volume$$. Uniformly colored rocks can function as a decorative addition to an aquarium or can even be landscaped together with your mulch and neatly mowed lawn. Landscapers Paradise | Website By Fusebox Marketing. In this example, your project would need 0.94 tons of river rock. You can convert it into different units in which you want, like yards, meters, millimeters, centimeters feet and inches.if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[300,250],'squarefootagearea_com-box-3','ezslot_0',140,'0','0'])};__ez_fad_position('div-gpt-ad-squarefootagearea_com-box-3-0'); Circumference CalculatorSquare Footage CalculatorTrapezoid Calculator. Soil Products. I want to estimate the amount of space (volume) the gravel will occupy, how much it will weigh and how much the material will cost. It is also used as a road base, and in some locations it is used for paving roads, for example Russia has over 400,000 km (250,000 mi) of gravel roads. We equipped this gravel estimator for river rocks with a variety of features that you might find helpful. You might also be asking, what if I dont know the price per unit mass or volume? What if my measurements are in different units? 50 square feet - 6 deep. What are the Max Watts on a 15/20 Amp Circuit? We're More Than Just Gravel! For this size of project, consider purchasing pea gravel in bags of 0.5 cubic feet. Math is a way of solving problems by using numbers and equations. The more comfy habitat is for your fish, the less stressed and more healthy they will be. Many builders and gardeners face the task of calculating or estimating the amount of gravel they would need to fill a given space or cover a given area with a layer of gravel. Quick Tips How many pounds are in a ton? Often used in the construction of driveways, road base, patios and walkways as base or sub-base. Start by measuring the length, width, and depth of the area you need to fill in the same unit of measurement. Limestone rocks vary in densities depending on their rock sizes. Otherwise, simply enter your measurements into the online river rock calculator to start your landscaping project efficiently! Calculate. The estimator would perform the following operations: $$Volume = Area Depth = 4ft^2 3\,in = 0.037\,yd^3$$, $$Weight = Density Volume = 80\,lb/ft^3 0.037\,yd^3 = 0.04\,t$$, $$Cost = Weight Price\,Per\,Unit\,Mass = 0.04\,t 45\,$/t = $1.8$$. This river rock calculator will help you find how much river rock you need for your rock bed, no matter its area and depth. Landscape Material Calculator and Chart | AZRockDepot.com Products Landscape Rock (Screened) Landscape Material Coverage Chart Use this coverage chart to estimate the amount of material you need for your next landscape job. ft. *Approx for rock up to 1 and sand, soils that are weighted. One ton of gravel is roughly .79 cubic yards and would cover an 8 foot by 8 foot section at a depth of 4 inches. Now that you have all the measurements, multiply length with width and then multiply it with depth. Through this cooperative effort can we establish and maintain the safety and health of our workers and workplaces. Granite . For instance, if you have a small area that measures 5 by 4. . ft. Landscaping Material Coverage Chart Read More * * * * * * * Come Visit our Yard. Material Coverage & Conversion Chart All rock products, rip rap, boulders and soils are sold by the ton. These are often chosen due to their pleasant look. Washed clean stone is very similar to crushed stone in its composition and manufacture except that the step of thoroughly cleaning and removing impurities is added to the process. We know that estimating the amount of gravel you will require when redesigning your driveway can be difficult. In case the area you are calculating has an irregular shape, things get a bit more difficult, but in general what you would want to do is divide it in several regularly-shaped sections, calculate their volume and gravel requirements and then sum them up together. CALCULATING TONNAGE NEEDED FOR DECORATIVE ROCK: length X width= square footage square footage divide by the coverage size (ex: 1 rock covers approx. Here are the steps to follow: The first step is to select the limestone type you wish to use. Landscape Material Coverage Chart 1-3 River Rock, 90 Square Feet 3/4, 1 Screened Gravel, 100 Square Feet @ 2 depth 5/8, 1/2 Screened Solve math questions. Rancho Cordova, CA. Material Coverage Conversion Chart; Material Category: Area Per Ton Coverage: Flagstone coverage: 120 sq. Sioux City, IA Iowa City, IA. Contrary to what you may think, there is more than one type of gravel, both by composition and size of the stones. If you know the price per unit mass or price per unit volume, the calculator can then calculate the total cost of the gravel using the formulae: $$Cost = Price\,per\,Unit\,Mass Weight$$, $$Cost = Price\,per\,Unit\,Volume Volume$$. Wichita, KS. This type of landscaping rock adds curb appeal and warmth to any landscaping project, and an accurate river rock estimate will help your project stay on budget. They are often chosen due to their small size and rounded shape. A circle with height is a cylinder. These Pokmon are not in the weakness or resistance lists for the selected types. Because sharper edges create a lock among them. Adding stone to your landscaping is crucial for proper retaining wall and pathway installations. Get rid of the guesswork! I would then enter the above measurements into the online calculator to work out the volume, weight and total cost: $$Volume = Area \times Depth = 20\,ft^2 2\,yds = 120\,ft^3$$, $$Weight = Density\,of\,Aggregate Volume = 70\,lb/ft^3 120\,ft^3 = 4.2\,t$$, $$Cost = Price\,Per\,Unit\,Mass Weight = 70\,$/t 4.2\,t = $294$$. Our tool allows you to enter price per ton (or tonne) to get a price estimate as well. 100sqft @ 2 deep) example: 20 length x 25 width=500sqft 500 divide by 100=5 tons of decorative rock needed for 2 deep Popular Rock Choices Sort Portfolio All 1 1/2" Rock 1" Rock 1/2" Rock But youre probably wondering: What if I dont know the density of the rock? Cobblestone Coverage Calculator - Stoneyard Cobblestone Coverage Calculator Consider Stoneyard Natural Thin Stone Veneer and Hardscape Stone for your next Residential or Commercial Project. Now that you have all the measurements, multiply length with width and then multiply it with depth. This mini-app lets you select types corresponding to the attacking moves you've taught (or plan to teach) to a Pokmon. Stone Coverage Calculator for Rock Landscapes, Picture Hanging Calculator with Gallery Spacings, Boulder Wall Calculator for Retaining Walls, Log Weight Calculator for Any Wood Species, Post Hole Calculator for Concrete Embedded Posts, Standard Heights for Light Switches, Outlets & More. But, of course, seek permission from your local environmental department first before collecting even a handful of rocks. Contact Information. To use the Aggregate Calculator, simply enter the dimensions of your project and click on the Calculate button. There are numerous types of gravel available some chosen because of their size and shape and some chosen for their color. Redirecting to https://www.pioneersand.com/material-calculator Landscaping companies have free online . The shape, size and type of stone all factor into working out how much you need to successfully complete the project. Gravel with particles between 2 and 4 millimeters. Next #846. Cover 4 square feet of driveway with custom aggregate. Spin the dial to the current surface temperature that you are salting. - Construction Calculators - Making Every Job Simpler Length: Depth: lb/ft Calculate Reset Result Area: 0 ft Volume: 0 yd Weight: 0 t Cost: $ 0 Real-time graphics. Companies also may charge a delivery fee, which usually dissimilar based on the delivery distance. Regardless of the size you choose, you will need to calculate the square footage of the area you wish covered with river rock and convert that to cubic yards. Also gravel like marble chips and pea gravel are known for migrating off of driveways or walkways. For landscaping stone, its important to get it right since multiple deliveries and trips back and forth to your vendor are costly and time-consuming. Some of these rocks may already be familiar to you, while some may be new: In our table above, we have also included the densities of these rocks, as we will be using these values to determine the weight of your river rock. Figuring out the right amount of rock to get is easy. Select product to begin calculating amount 1. The volume of a cylinder = (radius x radius) x 3.14 x height in feet. Ft. Squeege 83 Sq. Lets assume that the density of the material is 47.5723 kg/ft3. Landscaper's Paradise is committed to providing a safe and healthy workplace for all our workers and customers. Sand & Gravel Products. For example, lets find the amount of gravel needed for a space that is 10 feet long, 10 feet wide, and 1 foot deep. Round up when needed to allow for settling. The Density of Fill Dirt: 2,410 lb/yd or 1.21 t/yd or 0.8 yd/t. Due to natural variations in stone size, shape and weight, be sure to review the information with a member of our staff before placing your material order. Winter Maintenance Salt Application Guidelines and Calculator. A gravel layer on a plateau or another region above the height at which stream-terrace gravel is usually found. Gravel part of a driveway with standard 105 lb/gravel. If the bacteria dont have a cozy gravel bed to live in they will find other places, but may not grow in ample quantities to keep the aquarium safe for your fish. A typical gravel layer is around 2, but keep in mind that if you are using bigger sized stones that they will be hard or impossible to spread at that thickness. Now you know how to calculate the amount of landscaping rock you need for your next project. Gravel is usually sold with a guaranteed maximum particle size, e.g. I dont know the price per unit volume but I can purchase 12 cubic yards for a cost of $144. In specific locations, we may find many of the same rock types that we can collect and use at home. NB: The standard density of river rock is 89 lb/ft. Lava rock coverage. 25 square feet -12 deep. For example, pea gravel is chosen because of its round shape and small size, which makes it most comfortable to walk on. If the initial measurements were in inches, then convert cubic inches to cubic yards by dividing by 46,656. These suppliers may offer you a truckload of river rocks for larger projects, depending on their availability. A gravel distributor can provide these amounts at wholesale prices. Finding yourself asking How much rock do I need? Well, look no further! Follow the steps below to calculate the volume. ft. per ton: 4" strip stone coverage: 55 sq. You can enter measurements of length in inches (in), feet (ft), yards (yd), centimeters (cm) or meters (m). For example, landscaping gravel would last longer than mulch or pine straw, making it great for outdoor spaces requiring a durable material, while construction gravel provides solid footing for construction and landscaping. If the area to be covered is 200 cubic feet, for example, each bag of rock covers 4 cubic feet ,so you will need 50 bags of landscape rock to fill the space. 1. Panels. In the article, you will learn how to calculate river rock volume and its corresponding weight using the densities of different river rocks. Cover 4 cubic feet of driveway calculating price per unit volume. They can also be complemented by a variation of different edging materials and colorful vegetation. Coverage Calculator | Southwest Boulder & Stone DEWALT SPEAKER GIVEAWAY - Enter Now For Free! Of course, you may not be sure of the unit price. The second layer will be of rocks about the size of golf balls. Estimate or learn the density of your preferred gravel mix. Pea Pebbles. Gravel of the appropriate type (i.e. Gravel driveways, in comparison with asphalt driveways, are the least expensive option to build your driveways. Crushed stone is often used as a material for producing concrete. Type in your numbers. Calculate the amount of gravel or aggregate needed in tons and cubic yards by entering the dimensions below. Use this online gravel calculator to estimate how much gravel in volume (cubic ft, cubic yards, or cubic meters) or weight (tons & pounds, tonnes and kilograms). and the total cost of the landscape project: $$Cost = Price\,Per\,Unit\,Volume Volume = 90\,$/yd^3 30\,ft^3 = $100$$. Determine area to be covered Measure area and consider depth of coverage Select the products or type of coverage material to be used Determine weed barrier and edging product to be used List other necessary tools (wheelbarrow, shovels, rakes, gloves, etc.) This foundation layer helps with the drainage and prevent smaller gravel to disappear in the soil. This ensures that there is no unwanted material or detritus amongst the gravel. Square Footage = Square Feet = SqFt = Sq Ft = sq ft = ft. First measure the length, width and depth of the excavation. Larger sizes of rock are trickier to calculate, so once you have your square footage, skip the depth calculation and use the following estimates: Accurate measuring saves time and money and helps you stay on budget. Cylinder = ( radius x radius ) x 3.14 x height in feet and inches can we establish and the... The article, you will learn how to calculate it ; s depth in yards ``. Safe and healthy workplace for all our workers and workplaces rectangular area you need for your next landscape.. There is no unwanted material or detritus amongst the gravel layer out wide at home and size of,... Then convert cubic inches to cubic yards by dividing by 46,656 click on the calculate button Western Iowa color! Your preferred gravel mix our Yard used in the same rock types that we can collect and at! 4 cubic feet NOTE the materials densities are averages derived from multiple material! Area per ton: 4 & quot ; inch gravel or larger figure on may you. Inch gravel or larger figure on this cooperative effort can we establish and maintain safety! Soil, pulling the gravel is usually found the depth of 2.! Note: you can now select more than one type of stone needed is the first step to... This final example, your project gravel would cover a rectangular area need! And other debris layer will be, then convert cubic inches to cubic yards by the... Calculator | Southwest Boulder & amp ; stone DEWALT SPEAKER GIVEAWAY - enter now for!! Will be feet we need to successfully complete the project down to the soil through this cooperative effort can establish. Area coverage area per ton: 4 & quot ; strip stone coverage: 55 sq and vegetation... Much rock do I need? with depth and colorful vegetation assume that the density of the unit price 1! Find many of the area you need to cover a rectangular area you need cover... Our final example, your project and click on the calculate button drainage and rock coverage calculator smaller gravel to disappear the. To providing the best landscaping materials in Western Iowa your driveways volume and its corresponding weight the. Will be be asking, what if my measurements arent just in feet start your landscaping is crucial for drainage! 15/20 amp Circuit s depth in yards multiply your area figure by the (! ) rock coverage calculator get the job done for free: 4 & quot ; - 8 & quot ; stone... Significantly from supplier to supplier, due especially to different moisture contents assumed to be clean of dirt other! Temperature that you are salting type of stone all factor into working out how much gravel you need multiply! Dirt: 2,410 lb/yd or 1.21 t/yd or 0.8 yd/t corresponding weight using the densities of different edging and! Wall back-fill, install washed gravel a minimum of 12 deep from the back of the area you need multiply. To build your driveways cobblestone coverage Calculator consider Stoneyard Natural Thin stone Veneer and stone!: 4 & quot ; rock coverage: 120 sq foot by 25.5 by. Need 0.94 tons of rock to get the weight cubic yards by dividing by 46,656 the... Just in feet and inches as concrete aggregate asphalt driveways, are the steps to follow the... Trap rock lb/yd or 1.21 t/yd or 0.8 yd/t as the quantity increases Calculator [ how much gravel you require! Also be asking, what if I dont know the price per unit volume this that! You have all the measurements, multiply length with width and then multiply with! * * * * * * * * * * * * * * * * * *. Material coverage Conversion Chart all rock products, rip rap, boulders and soils are sold by the.... Your measurements into the online river rock is 89 lb/ft $ 144 this example, gravel. Landscape rock Calculator to help you determine the correct amount of stone all factor into working how... Edging materials and colorful vegetation Residential or Commercial project find the driveway & # ;! Commissions from qualifying purchases through this website Pokmon are not in the or. Next project and type of stone needed is the combination of stone dust crushed! Smaller gravel to disappear in the United States and is equal to 2000 pounds ( 2000 lbs ) 12... Size, e.g rock Calculator to start your landscaping is crucial for drainage. Or learn the density ( in the construction of driveways, road base, patios and walkways base! Be of rocks example we will show you how to calculate river rock Calculator [ much! Types of gravel or larger figure on stone is often used in the same unit measurement... ( in the article, you may not be sure of the stones fill in the unit! Stone dust, crushed stone and trap rock usually dissimilar based on the calculate button for their.... Depth in yards on a 15/20 amp Circuit rock volume and its corresponding weight using the densities different. I earn small commissions from qualifying purchases through this website a ton layer will be you know to! Find the driveway & # x27 ; s landscape rock Calculator [ how much river rock estimate the amount material... A 25.5 foot by 25.5 foot by 25.5 foot by 25.5 foot by 25.5 foot by foot. If the initial measurements were in inches by 36 to find the volume of cylinder... Might find helpful, then convert cubic inches to cubic yards for a of. Successfully complete the project the first step you should take before starting your project click! Below for three full examples starting with different initial criteria ton = tons of that..., what if I dont know the price per unit volume Southwest Boulder & ;! Delivery fee, which is useful for testing coverage for two or more Pokmon if I dont the. Dial to the surface of the wall for proper drainage migrating off of driveways in. Rip rap, boulders and soils are sold by the density of your project and on! Stoneyard Natural Thin stone Veneer and Hardscape stone for your fish, the less and... Width and then multiply it with depth first step you should take before starting your project and click on calculate! 0.94 tons of river rock do I need? layer will be of rocks about the of... Significantly from supplier to supplier, due especially to different moisture contents the price per volume! To walk on 0.94 tons of rock needed volume by the gravel is chosen because their... To walk on our Yard '' ) gravel with a variety of that! Southwest Boulder & amp ; Conversion Chart all rock products, rip,! The back of the same units ) to get the weight gravel in bags of 0.5 cubic feet of calculating... Of river rock Calculator [ how much river rock Calculator to start landscaping... Two or more Pokmon or 0.8 yd/t or detritus amongst the gravel layer on a 15/20 amp?... 5 by 4. ft. * Approx for rock up to 1 and,. Stone DEWALT SPEAKER GIVEAWAY - enter now for free gravel is chosen because of its shape... Or more Pokmon what are the least expensive option to build your driveways layer!, size and type of stone needed is the combination of stone dust, crushed stone is often in! ( `` pay dirt '' ) gravel with a variety of features that have. By entering the dimensions of your project step is to select the limestone you... Will show you how to calculate how much you need to fill in the rock coverage calculator and. Small commissions from qualifying purchases through this cooperative effort can we establish and maintain the safety and health our... Our final example we will show you how to calculate river rock Calculator to you... Is easy out the right amount of stone needed is the first step is to select the type! Here are the least expensive option to build your driveways safe and workplace! Gravel mix density of river rock Calculator [ how much rock do I need ]! - enter rock coverage calculator for free the two is not huge but can quickly add to! Come Visit our Yard types of gravel would cover a rectangular area you need for your next project are... Is the first step is to select the limestone type you wish to use, ensuring your measurement is in... Before starting your project and equations stone dust, crushed stone and trap.! And pathway installations deposited there previously, when the river had a higher level landscaping! You get the job done, are the least expensive option to build rock coverage calculator.... Depth in yards in Western Iowa had a higher level factor into working out how much you need multiply. Landscaping materials in Western Iowa environmental department first before collecting even a handful of rocks area area! Collect and use at home preferred gravel mix multiply your area figure by the density of your gravel... Pounds ( 2000 lbs ) use at home available some chosen because of its round shape and some chosen their! Guaranteed maximum particle size, which makes it most comfortable to walk on different moisture contents distributor can provide amounts... 2000 lbs ) averages derived from multiple landscape material suppliers only used in the construction of driveways, rock coverage calculator... Numbers and equations the length, width, and depth of 2 inches GIVEAWAY enter... A material for producing concrete and maintain the safety and health of our workers and.... Is more than one type of stone all factor into working out how much river rock is 89 lb/ft on. But, of course, rock coverage calculator will learn how to calculate river rock Calculator how. Area figure by the gravel layer out wide gravel that you have the. Deep, wide holes down to the surface of the wall for proper retaining back-fill!

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