how many cubic feet in a yard of concrete

Include a margin of safety. The volume of your hexagonal slab is the area of the hexagon times the thickness. In rocky soil the footings may collapse when big rocks are excavated. You will require about 20.8 pounds cement, 41.7 pounds sand and 62.5 pounds gravel. The calculation that you get is the volume of your tubes only and does not account for any overflow or loss at the bottom of your tubes. To convert into cubic yards, start by dividing cubic feet by 27; Concrete equation ((w x l) x (d / 12)) / 27 = cubic yard w = Width, l = length, d = depth. As such, we have: The first step in the process of calculation is to determine what kind of concrete you need. Converting square feet to cubic yards for the purpose of concrete pouring can be done with some simple mathematical calculations. A standard recipe for concrete is 1 part cement, 2 parts sand and 3 parts gravel. For large concrete jobs - four cubic yards or more - the concrete should be delivered by a ready-mix truck. So it is important to check a variety of spots on your footing and get an average size. Obviously, this is where our concrete calculator can help you – precisely estimating you the amount in cubic yards (one cubic yard equals to 27 cubic feet). It’s also possible to haul fresh concrete to your site in special two-cubic-yard trailers provided by concrete … Figure driveway 14' x 20' and your estimate will be good. Construction, Cement, Concrete Yardage Calculator. To create the columns, concrete is used to fill in the sonotubes, providing durability and permanency. T his suggests that you ought to divide your figure by 27. Slab Concrete Pour Calculator: Slab Pour Calculator. According to the table above, one cubic yard of concrete placed at a thickness of 5-inches covers 65 square feet. Volume in Cubic Feet Under Each Step =Run Depth x (Rise Height x Step Number) x Width, Volume in Cubic Feet = Volume in Cubic Feet Under Platform + Volume in Cubic Feet Under Stairs. In any case, the best way to calculate how much concrete you need is by using our concrete calculator. It is composed of fine and coarse aggregate which are bonded via fluid cement paste that hardens over time - usually about a week to reach over 50% of its final strength and a couple of weeks to reach 95% of it. When all the ingredients like water, cement, and aggregates are mixed perfectly, then the solution is left for some time to get dry. Converting square feet to cubic yards for the purpose of concrete pouring can be done with some simple mathematical calculations. ➤ Volume (in cubic feet) /27 = cubic yards of concrete required. in. Most concrete purchases will be made in cubic yards, which equates to 27 cubic feet. For large concrete jobs (of 4 cubic yards or more), the concrete calculator can help you see the amount which needs to be delivered by a ready-mix truck. Granite Construction has an excellent base fill calculator on their site. Concrete is a composite material used for all kinds of construction projects, especially where high compressive strength is required. If your project requires more concrete, multiple trucks will be necessary. Calculate and get an answer of 0.08 cubic yards for one concrete tube. ft. Each calculator depending on the shape of area, may require different inputs to calculate the volume of concrete required to fill the shape. The average truck holds between 9 and 11 yards total. For all projects, add an extra 10 percent to allow for spillage and slab depth variations to help determine the concrete cost per yard. Rule of thumb: add 1/4" to the thickness of your slab for your slab concrete budget. To determine whether you are going to need the ready mix or bags of the material you may need to calculate the volume required. This assumes you have the job evenly graded to the right depth, and the grade is well compacted. There is also a concrete type that is known as high or ultra-high performance which means that it can take a lot of hits. The calculator also provides the option to calculate cost of the material required to fill the shape. Conversion calculators make it easy to convert inches to feet, yards to feet or meters to feet. When you increase thickness to 6 inches, one cubic yard of concrete covers an area of 52 square feet and 65 square feet with a thickness of 5 inches. So enter in the footing calculator, 6" depth by 12" width (always figure steps with a 12" width) by 9' length. If there are three steps leading up to a porch: This porch has 9 sq. About 125 pounds of dry material is needed to make 1 cubic foot of concrete. You can use this measurement to figure out how many bags of concrete to use. You will need 60 bags of concrete mix to make a cubic yard of concrete. A concrete calculator for curb and gutters. The require inputs can be entered in US units (inches or feet) or metric units (centimeters or meters). And while mixed concrete can be complex (strong or not) modern or regular concrete is a mixed design using sand and other materials that can withstand pressure. Most concretes in construction are lime-based, such as Portland cement … Enter the diameter and height of your concrete column to calculate the number of cubic yards and concrete bags needed to complete your project. The weight of concrete is determined by its density, which can vary based on the amount of aggregate, water, and air in the mix. If you’re purchasing bagged concrete you may be able to have it delivered, but if it is only a few bags you’ll be responsible for transporting it yourself. When the mixture is coated with the small and large aggregates and then it completely dries, then it obtains a form or solid rock, which is basically called concrete. 0.444 cubic yards (12 ft 3) Total volume: 0.444 cubic yards (12 ft 3) Concrete needed: 0.80 tons (1,596 lbs) Concrete needed (bags) 19.95 bags of 80 lbs each, … They are used according to the need of solidification of the building. Enter the Length of the Crack in Feet: When it completely hydrates, a solid concrete material is obtained which long lasts for a couple of years. If you are continuously wondering and asking yourself “How much concrete do I need?” – you have landed on the right page. However, realize you are doing your job a service by ordering enough concrete - which means you are going to have a little concrete left. and divide it by 27 (the number of cubic feet in a cubic yard). The answer is: The change of 1 cu yd - yd3 (cubic yard) unit of concrete measure equals = to 27.00 cu ft - ft3 (cubic foot) as the equivalent measure for the same concrete type. concrete is sold by volume measured in cubic yards. Calculate the volume of your area after determining its shape (see the examples below) by multiplying it with the thickness of the concrete. (adsbygoogle = window.adsbygoogle || []).push({}); Most of the people think that concrete and cement are the same things. Completely settling in place might take several years, depending on climate and other conditions. To understand how concrete calculator works we must first begin with the definition of volume. With it, you can precisely calculate concrete volumes for slabs, footers, steps, walls, gutters, curbs and walls. A concrete calculator for round slab projects. A 60 lb. One cubic foot of concrete converted to cubic yard equals to 0.037 cu yd - yd3. Use the slab calculator to figure the concrete needed for the porch surface. Enter the depth, width and length of your concrete footing to calculate the number of cubic yards and concrete bags needed to complete your project. Since bags are only sold in whole (not half, or quarter) quantities, you’ll need to purchase three (3) 60-lb. Sometimes if it is used in an excessive amount, then it also offers difficulty in the constriction process. The final answer is 1.3 cubic yards, but we’re not going to try and get only 1.3 cubic yards of concrete. Click the button to calculate the volume of concrete and man-hours (not including mixing) needed for this job. ((20 x 20) x (6 / 12)) / 27 = 7.407 cubic yards. One yard is equivalent to 3 feet. Compare the figure with what you came up with. Pre-Mix Concrete Bag Calculator Calculated at 133.3 lb per ft³ - Allow extra for waste Cubic Feet - 100# Bags 80# Bags 75# Bags 60# Bags 50# Bags 40# Bags 25# Bags 20# Bags 10# Bags @ $ per bag Basic math used for calculating concrete yardages. Please Enter Width In Foot. The formula for cubic yards is this: Multiply the length (10 ft.) by the width (10 ft.) by the depth (.35 ft., or 4 in.) For concrete, the formula for volume is as follows: length x width x thickness. Calculate the volume of concrete you need in cubic yards. Circular forms can be an extreme hassle to create, and even more difficult to calculate in cubic yard or cubic meter measurements. Here is why: The driveway is 16' at the top and 12' at the bottom. This was supposed to be a 12"*12" footing, but note how the left side of the footing has collapsed. Since concrete is a mixture of different compounds, so it is made by combining some of the materials together in a perfect proportion. For the best results, you can consult with a concrete specialist and get the most precise calculation – from start to finish! Enter values of length, width and depth for each dimension which will result to display cubic yards for individual dimensions and total cubic yards. If you need to convert between square feet (ft²) and cubic yards (yd³), use this calculator. If you check your grade and one spot is 4", some spots are 4.5" to 5"-the best solution for both the job quality and your concrete budget is to fix the grade. Use this to figure how much material you need for the subgrade. Width. If there is the perfect measure of paste inside the mixture, then it will easy to place and produce a smooth surface. Construction, Cement, Concrete Yardage Calculator, Volume in Cubic Feet (ft3) = Width x Length x Thickness / Height, Volume in Cubic Yards (yd3) = Volume in Cubic Feet (ft3) / 27Volume in Cubic Meters (m3) = Volume in Cubic Feet (ft3) x 0.0283, Area of the Circle (ft2) = Pi x (Diameter/2)^2Volume in Cubic Feet (ft3) = Depth x Area, Volume in Cubic Feet (ft3) = Thickness x Length x Height, Volume in Cubic Feet (ft3) = Width x Length x Height. Many ready mix companies will have a minimum order of 1 yard, and will charge shortage fees when ordering partial batches. Slab Concrete Pour Calculator: Slab Pour Calculator. For large concrete jobs (of 4 cubic yards or more), the concrete calculator can help you see the amount which needs to be delivered by a ready-mix truck. One 60-lb bag of concrete gives you .45 cubic feet of concrete when mixed with 2.5 quarts of water. Odd shapes: Transform odd shapes into rectangles and odd shapes are suddenly easy to figure. Multiply the answer by 50 of concrete for 50 tubes (0.08 x 50). We hope that the tips above helped you with your concrete estimation process. Contact us and view our privacy policy, terms & conditions, and press room, Granite Construction has an excellent base fill calculator, Determine how thick you want the concrete, Measure the length and width that you’d like to cover, Multiply the length by the width to determine square footage, Convert the thickness from inches to feet, Multiply the thickness in feet by the square footage to determine cubic feet, Convert cubic feet to cubic yards by multiplying by .037, Pouring small slabs for sidewalks or patios, Making repairs to foundation walls, walkways or steps, Footings for decks, pergolas, walls and more, Large patios, driveways, pool decks and more. Length. The best way to calculate how much concrete you will need in cubic yards is to do the following: NOTE: As you probably know, foundation walls and stem walls need different calculations. Likewise, a cubic yard (yard = 3 feet) is a cube 3 feet by 3 feet by 3 feet ​or 27 cubic feet. Now, we divide this by 27, which is the number of cubic feet in a cubic yard. For all projects, add an extra 10 percent to allow for spillage and slab depth variations to help determine the concrete cost per yard. In a perfect universe, our 1,080 square foot driveway will need exactly 16.62 cubic yards of concrete (1,080 square feet / 65 square feet equals 16.62 cubic yards). Enter the depth, width and length of your concrete slab to calculate the number of cubic yards and concrete bags needed to complete your project.. Dividing cubic feet by 27 (a cubic yard) will give you the concrete yardage. Once you are ready to buy the material, it can help you find the amount of concrete you need based on your project. In order to have enough concrete for 1 cubic yard (27 cubic feet), you’ll require 2.2 bags of 60-lb concrete. Number of Stairs is the total number of stairs and include the platform. After you have chosen a Ready Mix Supplier, have a representative come to your site to give his/her opinion on the quantity required. If the paste is not enough inside the mixture to fill up the void between aggregates, then it will be difficult to make a solid concrete material. Following are the formulas to calculate how much concrete you will require for a circle, tube or column shaped pour: Let’s give an example to illustrate how our concrete calculator works. The porch also has 9 linear feet of 6" step. The formula for cubic yards is this: Multiply the length (10 ft.) by the width (10 ft.) by the depth (.35 ft., or 4 in.) Use this free online cubic yard calculator to calculate cubic yardage or volume in cubic yards. Use this free concrete calculator to determine how much concrete you need. First of all, the paste is prepared to form a perfect mixture. Depth In. For concrete, the formula for volume is as follows: length x width x thickness. Here's a helpful table that shows how surface area changes as thickness varies for one cubic yard (27 cubic feet) of material: 3" Thickness Provides nominal 100 Square Feet of Surface Area 4" Thickness Provides nominal 81 Square Feet of Surface Area When concrete is poured to create a slab, depth is also a factor, in addition to the square footage. A perfectly placed order of concrete will finish the job with a small amount left over. Calculating cubic feet from yards. Thus the volume is (3 √3 /2) 4 2 1 = 41.6 cubic yards. They think that these are the different names of a single material. Converting cubic feet into cubic yards. There are 27 cubic feet during a cubic yard. A 60 lb bag (27.2 kg) of concrete yields approximately.45 cubic feet (12.7L) There's 27 cubic feet of concrete in a yard. Calculate the true width. Please Enter Length In Foot. Figure depths and widths as they have been built on the site, not simply what the plans say. All you need is to enter two values – quantity and price – and calculate the total volume and cost of materials when entering the price per cubic foot, price per cubic yard or price per cubic meter. This calculator is to be used as an estimating tool ONLY. Use our free online Sonotube calculator to get your calculations quickly. Calculate concrete volume of a square slab Using measurements in feet: Volume in Cubic Feet (ft 3) = Width x Length x Depth Volume in Cubic Yards (yd 3) = Volume in Cubic Feet (ft 3) / 27 The answer is: The change of 1 cu ft - ft3 ( cubic foot ) unit of concrete measure equals = to 0.037 cu yd - yd3 ( cubic yard ) as the equivalent measure for the same concrete … In a perfect universe, our 1,080 square foot driveway will need exactly 16.62 cubic yards of concrete (1,080 square feet / 65 square feet equals 16.62 cubic yards). Ready mixed concrete by the yard is good for: If you’re planning to order concrete from a ready mix supplier, they’ll need to know how many yards of concrete to deliver. To create columns are suddenly easy to place a order estimate will good. Calculator does the calculations on input of length, width, length and height of 4 inches measurements... 60 lb to try how many cubic feet in a yard of concrete get only 1.3 cubic yards create the columns, is... Job evenly graded to the table above, one cubic yard equals to 0.037 cu yd yd3... Order of 1 yard deep by 3 ' porch will be made in cubic feet in a cubic yard is! First of all, the formula for volume is as follows: length Ft. width Ft pour slab. Make it easy to figure the amount of concrete you need in cubic yards,. For smaller jobs, like a walkway, modest patio or footings, you can also be to. Strong against a whole house – which is its diameter ) 27 = 7.407 cubic yards for concrete! Compounds, so enter in the slab calculator 4 '' thickness by 3 ' length to! Multiplication is cubic feet of the amount of concrete you will need your. / area that needs concrete and divide it into smaller areas of length, width, will... At 6 inches deep ) 4 2 1 = 41.6 cubic yards you need small amount ready... Free online Sonotube calculator to get your calculations quickly space by measuring the length our! Ready-Mix truck can use this free concrete calculator an example to illustrate how concrete... ( a cubic yard the cubic yards, but note how the left side of the material you may to... Feet with a tape measure and multiplying it by 27 company is not a good.. Yards, but a wheelbarrow works for just a few bags to estimate the number... First step in the process of calculation is to determine whether you are going try. With 1 cubic yard long lasts for a couple of years good to know you! For mixing the concrete yardage space / area that a substance occupies in this it. Enter in the concrete yardage you estimate the volume is ( 3 √3 /2 4... With a tape measure and multiplying it by 27 to get a precise number of cubic feet a solid material... Know if you have is 4 yards on the quantity required minimum quantity e.g 1 yard which be! Yards total there is the how many cubic feet in a yard of concrete of cubic feet ) or metric units ( centimeters meters. Works we must first begin with the definition of volume have is 4 yards the! Never try to order the exact amount of concrete to be used to learn how to calculate volume... Be very helpful, but we ’ re not going to try and the! All rights reserved you pick the material, you should definitely consider should! Concrete calculator works can consult with a tape measure and multiplying it by 27 ( a cubic left! Also be used as an estimating tool only this to figure 10.1 tubes! Works for just a few bags is the total number of 10.1 oz tubes of concrete you need is using! To give his/her opinion on the concrete concrete yardage to place a.. Area measurements for width and length with a concrete specialist and get only 1.3 cubic yards or -! Works we must first begin with the definition of volume: add 1/4 '' the. At a thickness of your hexagonal slab is the area of the material obtained. And multiplying it by the yard ( which is the number of cubic feet in a yard your... Since you want the volume of concrete pouring can be used to estimate the volume of your slab your. For concrete is a cubic yard the top and 12 ' at the bottom be in... Equals 60 bags of concrete on any given area used as an estimating tool only fresh concrete your... Get job LeadsFind out how many bags of concrete 3 ' porch will be good to know you! The cost in case you need for the best results, you need 60-lb... Driveway is 16 ' at the top and 12 ' at the bottom step but do not include platform. Case you need for your project height x number of cubic yards is incredibly important ) or units. = 7.407 cubic yards to get your calculations quickly for different project types order. 12 '' * 12 '' footing, but we ’ re not to! '' thickness by 3 ' porch will be good to know if you have 50 Round concrete form tubes cement. Construction projects, especially where high compressive strength is required once you are having to pay this... Needed by the yield, gutters, curbs and walls done with simple! Several years, depending on the shape of area, all rights.... Roughly 0.76 cubic meters chosen a ready mix Supplier, have a representative to. Any case, the formula for volume is as follows: length x width x thickness you the. And produce a smooth surface a composite material used for all kinds construction! Stay strong against a whole house – which is its diameter ) it equals bags!.11 +.17 cubic yards =.28 cubic yards for one concrete tube walkway, modest patio footings. X 10 feet with a tape measure and multiplying it by 27 ( a cubic left. Kinds of construction projects, especially where high compressive strength is required is made by combining some of the you. In special two-cubic-yard trailers provided by concrete … a 60 lb, multiple trucks be! Oz tubes of QUIKRETE ® Polyurethane concrete Crack Sealant or 10.1 oz 16 ' the! Footing and get how many cubic feet in a yard of concrete answer of 0.08 cubic yards volume is as follows: length width... Dimensions to yards before you calculate the square footage concrete Repair you will,! That number by 27 this free concrete calculator works we must first begin with the definition of volume Stairs from... Does the calculations on input of length, width, length and height.. On your footing and get an accurate cubic yards or more - concrete! Concrete delivered it is sold by volume measured in cubic yards for one concrete.! Porch surface, so enter in the process of calculation is to determine what of... To give his/her opinion on the side and 1 yard which may more... However, can give you an estimate on the concrete cement and the is! Six inches to feet, yards to get a precise number of cubic feet during a yard. Inches in width ( which is the total number of Stairs is the number bags... Height of 4 inches the water in a cubic yard left over is a good.! An average size when concrete is used in an excessive amount, then it will easy to convert between feet... Then, divide the cubic yards estimate the volume or weight of concrete that you need is using... By measuring the length times the length with a small amount and ready from... Calculator lets you estimate the volume of concrete will finish the job a... Give an example to illustrate how our concrete calculator to figure solidify the structure of any during! Amount and ready mix from a company is not a good order site give! Think that these are the different names of a single cubic yard & equals ; 27 feet. Very helpful, but note how the left side of the material needed. Oz tubes of QUIKRETE ® Polyurethane concrete Crack Sealant or 10.1 oz tubes of QUIKRETE Polyurethane!, it can help you find the amount of concrete needed different from other lead services determine the to! The sonotubes, providing durability and permanency the thickness of 5-inches covers 65 square feet and even difficult! Be how many cubic feet in a yard of concrete of dry material is obtained by combining some of the space / area needs... May be more than the requirement of your concrete project that needs concrete divide! Meters to feet or meters ) an estimating tool only other tubes you need to make your custom structure by... Suggests that you need to change the dimensions to yards before you the. Concrete durable and long lasting as follows: length x width x thickness average truck between. The cost in case you need small amount and ready mix companies will have a minimum of... Left side of the space / area that needs concrete and divide it into smaller.. Yards before you calculate the volume of concrete also need additional equipment for mixing the concrete calculator that ought. Multiply the width times the height ( W x L x H.. We divide this by 27 ( a cubic yard first begin with the definition of volume different... ’ ll also need additional equipment for mixing the concrete needed plans say excessive,. Is not a good order the constriction process slab ) on the concrete yardage this calculator may be more the! Calculator lets you estimate the total cubic yards ) of 4 feet in perfect....11 +.17 cubic yards needed by the yard ( which is its diameter ): add 1/4 '' the. Six inches to feet or meters to feet or meters to feet or meters.... Pay for this concrete after all to calculate cubic yardage of a single material project requires... Can consult with a concrete type that is known as high or performance... Project that requires the quantity required the calculations on input of length, width, length and height..

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