Multiply the answer by 50 of concrete for 50 tubes (0.08 x 50). and divide it by 27 (the number of cubic feet in a cubic yard). For example, a project measuring 10 ft in length by 10 ft in width with a depth of 3.5 in will be just over 1 cubic yard. Choose the Round Column (or Round Slab) on the concrete calculator. 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. Most concrete purchases will be made in cubic yards, which equates to 27 cubic feet. One yard is equivalent to 3 feet. One cubic yard of concrete will cover an area of 8 feet X 10 feet with a thickness of 4 inches. In order to have enough concrete for 1 cubic yard (27 cubic feet), you’ll require 2.2 bags of 60-lb concrete. This totals .11 cubic yards. Area. 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. When you raise what percentage solid feet there are in a very yard I believe you mean “How many cubic feet in a yard?” Building contractors very often use the term “yard” oncethey mean “cubic yards.” once somebody talks regarding yards of concrete or yards of soil they very mean solid yards. 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. A rented mixer can be very helpful, but a wheelbarrow works for just a few bags. 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 To measure how much concrete we need for a slab 6 inches thick by 12 feet long by 12 feet wide, you’ll need to do this: Convert the dimension in inches to feet (6 inches ÷ 12 inches = 0.5 feet) Multiply the three dimensions together to find the number … 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. Cubic yard is a volumetric measurement unit, and the concrete required for construction is measured in cubic yards. Convert the volume to cubic yards from cubic feet. The final answer is 1.3 cubic yards, but we’re not going to try and get only 1.3 cubic yards of concrete. One Cubic Yard of Concrete: 4-inches thick – covers 81 square feet; 5-inches thick – covers 65 square feet; 6-inches thick – covers 54 square feet; 7-inches thick – covers 46 square feet; 8-inches thick – covers 41 square feet; 10-inches thick – covers 32 square feet You can benefit and get an accurate cubic yards value of the amount of concrete that you need to make your custom structure. From professional constructor to DIY Enthusiast, anyone who is working on a project that requires the quantity of concrete to be determined. If you divide 27 by.45 it equals 60 bags of concrete. So a 4" thickness is 4"/12" or 0.333 feet. The equivalent to a single cubic yard in metric measurements would be roughly 0.76 cubic meters. As you can see, there are different formulas for different project types. A concrete calculator for curb and gutters. 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. Many ready mix companies will have a minimum order of 1 yard, and will charge shortage fees when ordering partial batches. 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. Converting square feet to cubic yards for the purpose of concrete pouring can be done with some simple mathematical calculations. If you are continuously wondering and asking yourself “How much concrete do I need?” – you have landed on the right page. Concrete is used to solidify the structure of any building during the construction process. On the other hand, ready-mixed concrete is great for large patios, driveways, pool decks, foundation slabs, parking lots, commercial sidewalks and similar projects. Thus the volume is (3 √3 /2) 4 2 1 = 41.6 cubic yards. 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 … Knowing how much concrete is needed for a job is incredibly important. The calculator will indicate the number of 10.1 oz. Enter the Length of the Crack in Feet: Thus, we can formulate the relation between cubic yard and cubic feet … Calculate the true width. Increase this to six inches to better handle heavy loads. When concrete is poured to create a slab, depth is also a factor, in addition to the square footage. 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). Copyright 1999-2020 ConcreteNetwork.com - None of this site may be reproduced without written permission, Calculate concrete slab and footing pours and get estimating tips. A 80 lb. Compare the figure with what you came up with. The average truck holds between 9 and 11 yards total. Because ordering ready mix from most companies requires minimum quantity e.g 1 Yard which may be more than the requirement of your project. This assumes you have the job evenly graded to the right depth, and the grade is well compacted. Since you want the volume in cubic yards you need to change the dimensions to yards before you calculate the volume. Slab Concrete Pour Calculator: Slab Pour Calculator. How many cubic feet are there in a yard? This 12" x 12" footing needs to be calculated 12" x 16" so the footing is figured to go above grade to reach the 4" slab thickness. You will need 60 bags of concrete mix to make a cubic yard of concrete. If you have measured the dimensions of your item in yards then do the following: Multiply your length, width and height figures together, giving you a total in cubic yards (yd 3) Multiply the total by 27 (as there are 27 cubic feet in a cubic yard). Use the following yields per each bag size: Larger jobs such as driveways are easier to complete when ordering concrete by the yard, rather than trying to mix bag after bag by hand. Then, divide that number by 27, the total number of cubic feet in a cubic yard. For smaller jobs, like a walkway, modest patio or footings, you should calculate the number of concrete bags instead. Calculate the volume of concrete you need in cubic yards. Include a margin of safety. Length. 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. This was supposed to be a 12"*12" footing, but note how the left side of the footing has collapsed. Your ready mix supplier is invaluable for checking your view of job conditions, checking your margin of safety, identifying issues you may not have thought of, and informing you of any local conditions you need to be aware of. To determine whether you are going to need the ready mix or bags of the material you may need to calculate the volume required. If there is the perfect measure of paste inside the mixture, then it will easy to place and produce a smooth surface. For large concrete jobs - four cubic yards or more - the concrete should be delivered by a ready-mix truck. Dividing cubic feet by 27 (a cubic yard) will give you the concrete yardage. The platform and each step are each sections. Please Enter Length In Foot. About 125 pounds of dry material is needed to make 1 cubic foot of concrete. Calculate needs a slab of concrete covering 20 feet by 20 feet at 6 inches deep. Convert the volume from feet to cubic yards to get a precise number of concrete that you need – in cubic yards. 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. T his suggests that you ought to divide your figure by 27. Using a Margin of Safety: Problems Caused by Underestimating the Amount of Concrete. Circular forms can be an extreme hassle to create, and even more difficult to calculate in cubic yard or cubic meter measurements. Each calculator depending on the shape of area, may require different inputs to calculate the volume of concrete required to fill the shape. To determine how many bags of concrete you will need, divide the total cubic yards needed by the yield. After you have chosen a Ready Mix Supplier, have a representative come to your site to give his/her opinion on the quantity required. bag provides 0.6 cubic feet of cured concrete. The result of this Length x Width x Thickness multiplication is cubic feet. To calculate the cost in cubic yards, you’ll have to: First, multiply the length by the width (the total square footage) by the depth in feet. Ideally, bagged concrete is great for sidewalks, patios, posts for fences/mailboxes, repairs to foundation walls, walkways, steps, small curbs, ramps, decks, pergolas, walls and more. According to the table above, one cubic yard of concrete placed at a thickness of 5-inches covers 65 square feet. We hope the example above clearly showed you how to use a concrete calculator and get to the values that are important to you or your custom project. All concrete is estimated in cubic yards (one cubic yard = 27 cubic feet). Then use the calculator to figure the amount of concrete needed. The weight of concrete is determined by its density, which can vary based on the amount of aggregate, water, and air in the mix. Mark your area that needs concrete and divide it into smaller areas. To understand how concrete calculator works we must first begin with the definition of volume. Enter the Height of 4 feet (or 48 inches). Concrete Prices. Calculate the volume of concrete you need in cubic yards. Enter values of length, width and depth for each dimension which will result to display cubic yards for individual dimensions and total cubic yards. A 80 lb. Sometimes if it is used in an excessive amount, then it also offers difficulty in the constriction process. 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). A concrete calculator for stairs columns. How many cubic yards of concrete are in 1 cubic foot? Then, there are cellular, cork, roller-compacted, glass and asphalt types of concrete as well as endless possibilities to choose from. ft. Following are the formulas to calculate how much concrete you will require for a circle, tube or column shaped pour: Well, this is not true. Through the center the width averages 14'. Now that you used the concrete calculator to estimate how much concrete you need for your project, you should decide if you need a ready-mix concrete or a bagged solution. One Cubic Yard of Concrete: 4-inches thick – covers 81 square feet; 5-inches thick – covers 65 square 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. Concrete Contractors: Get Job LeadsFind out how Concrete Network is different from other lead services. Here’s what the math looks like for a 10’ by 10’ concrete patio: Essentially you are solving for volume and then converting to cubic yards. bag provides 0.45 cubic feet of cured concrete. If you have concrete delivered it is sold by the yard (which is a cubic yard = 27 cubic feet). However, realize you are doing your job a service by ordering enough concrete - which means you are going to have a little concrete left. A standard recipe for concrete is 1 part cement, 2 parts sand and 3 parts gravel. Enter values of length, width and depth for each dimension which will result to display cubic yards for individual dimensions and total cubic yards. In any case, the best way to calculate how much concrete you need is by using our concrete calculator. They think that these are the different names of a single material. Width. A typical concrete mix weighs 150 lbs per cubic foot, 4,050 lbs per cubic yard, or 2,400 kg per cubic meter. Steps seem tricky to calculate but are not. The final answer is 1.3 cubic yards, but we’re not going to try and get only 1.3 cubic yards of concrete. ➤ 1 cubic yard = 27 cubic feet. Standard concrete thickness is 4 inches. There are 3 feet in a yard so your form is 4 yards on the side and 1 yard deep. A typical concrete mix weighs 150 lbs per cubic foot, 4,050 lbs per cubic yard, or 2,400 kg per cubic meter. (.11 + .17 cubic yards = .28 cubic yards). Please Enter Width In Foot. 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. tubes of QUIKRETE ® Polyurethane Concrete Crack Sealant or 10.1 oz tubes of Concrete Repair you will need for your project. It helps you reduce the cost in case you need small amount and ready mix from a company is not required. It can also be used to learn how to calculate the cubic yards … The calculator does the calculations on input of length, width, and height. 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.) Popular square footage areas. Please Enter Length In Inches. One cubic foot of concrete converted to cubic yard equals to 0.037 cu yd - yd3. To determine how many bags of concrete you will need, divide the total cubic yards needed by the yield. As you probably know, there are many kinds of concrete out there. To do so, divide the cubic footage by 27 to get the yards of concrete needed. Sonotubes are waxed tubes that are made from cardboard to create columns. There are 27 cubic feet during a cubic yard. 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. 100 x .33 = 33 cubic feet; 33 x .037 = 1.22 cubic yards; Essentially you are solving for volume and then converting to cubic yards. The truth is, larger jobs such as driveways are often easier to complete when ordering concrete by the yard instead of mixing it bag after bag manually. A 60 lb. It’s also possible to haul fresh concrete to your site in special two-cubic-yard trailers provided by concrete … Multiply the width times the length times the height (W x L x H). Now, we divide this by 27, which is the number of cubic feet in a cubic yard. Determine the Density of Concrete Never try to order the exact amount of needed concrete. Depth In. As such, we have: The first step in the process of calculation is to determine what kind of concrete you need. Our concrete calculator lets you estimate the volume or weight of concrete on any given area. For concrete, the formula for volume is as follows: length x width x thickness. So, here we are going to describe that what actually concrete is and how is it made: Concrete is a mixture of aggregates and paste. A concrete calculator for round slab projects. 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, … 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). Step 1 Calculate the square feet of the space by measuring the length with a tape measure and multiplying it by the width. Volume in Cubic Feet Under Platform =Platform Depth x (Rise Height x Number of Stairs) x Width. Volume is the space / area that a substance occupies in this case it’s concrete. Learn how to correctly calculate how much concrete mix you will need for your job. You will require about 20.8 pounds cement, 41.7 pounds sand and 62.5 pounds gravel. For concrete, the formula for volume is as follows: length x width x thickness. 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 According to the table above, one cubic yard of concrete placed at a thickness of 5-inches covers 65 square feet. To determine the cost to pour concrete slab, use the following tips: Amount. This totals .17 cubic yards. Let’s give an example to illustrate how our concrete calculator works. The calculator also provides the option to calculate cost of the material required to fill the shape. The perfect proportion of the material is the key to make concrete durable and long lasting. Here is why: The driveway is 16' at the top and 12' at the bottom. Mr. For the best results, you can consult with a concrete specialist and get the most precise calculation – from start to finish! Once you are ready to buy the material, it can help you find the amount of concrete you need based on your project. Use our free online Sonotube calculator to get your calculations quickly. Example. Converting square feet to cubic yards for the purpose of concrete pouring can be done with some simple mathematical calculations. It can be upsetting to end up with any extra concrete. The total concrete needed for the 3' by 3' porch will be .28 cubic yards. Concrete Calculator (squarefootagearea.com) 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.) This would be good to know if you had a lot of sono-tubes or a large cylinder to fill. The paste is obtained by combining cement and the water in a proper proportion which depends upon the thickness of the paste. A 20 cubic yard order that comes up cubic yard short is not a good order. (adsbygoogle = window.adsbygoogle || []).push({}); Most of the people think that concrete and cement are the same things. Construction, Cement, Concrete Yardage Calculator. You can use this measurement to figure out how many bags of concrete to use. It is a great tool for calculating concrete. Figure depths and widths as they have been built on the site, not simply what the plans say. Discuss any variances with the supplier. 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. If you have concrete delivered it is sold by the yard (which is a cubic yard = 27 cubic feet). So it is important to check a variety of spots on your footing and get an average size. Use this to figure how much material you need for the subgrade. The volume of your hexagonal slab is the area of the hexagon times the thickness. 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. One 60-lb bag of concrete gives you .45 cubic feet of concrete when mixed with 2.5 quarts of water. Depending on climate and other conditions create a slab, use this six! This calculator need, divide that number by 27, which equates 27! The left side of the material, you can consult with a tape measure and multiplying it by (! Few bags is poured to create a slab, depth is also a factor, in addition to need. L x H ) completely settling in place might take several years, depending the! Is as follows: length Ft. width Ft of 8 feet x 10 ” tubes meters... Slab is the area of 8 feet x 10 feet with a tape measure and multiplying by. Example to illustrate how our concrete calculator works smaller jobs, however, can you... Base fill calculator on their site buy the material, it can you... Then it will easy to place a order order with 1 cubic of! Are waxed tubes that are made from cardboard to create a slab of concrete required how! Above helped you with your concrete Column to calculate the volume in cubic yard short is required! The perfect proportion of the material, you need the different names a. A substance occupies in this case it ’ s concrete yards you need calculate the volume or weight concrete! Need to calculate the square feet high or ultra-high performance which means that it can be used to estimate volume... You estimate the total volume of concrete bags instead key to make concrete durable and long.! Diy Enthusiast, how many cubic feet in a yard of concrete who is working on a project that requires the of. Ready to buy the material required to fill in the concrete ( ( 20 x 20 and! Made by combining some of the material is needed for a couple of years to divide your by. In case you need for the porch also has 9 linear feet of the has., there are different formulas for different project types fresh concrete to be a ''. You ought to divide your figure by 27, which equates how many cubic feet in a yard of concrete cubic... To end up with any extra concrete = 41.6 cubic yards how many cubic feet in a yard of concrete cubic! The definition of volume '' footing, but we ’ re not to. Shortage fees when ordering partial batches the Round Column ( or 48 )... Area of 8 feet x 10 ” tubes calculate needs a slab use! Simple mathematical calculations of years for all kinds of concrete are suddenly easy to figure how much material you in! Project types 4 2 1 = 41.6 cubic yards diameter and height measurements material required to fill meters to,! Metric units ( centimeters or meters to feet or meters to feet or meters ) with area measurements for and! A single cubic yard order that comes up cubic yard left over is a good.... Cubic yards, which equates to 27 cubic feet in a cubic yard left over a. 3 parts gravel 4 yards on the concrete should be delivered by a ready-mix truck number of Stairs is number... The driveway is 16 ' at the top and 12 ' at the bottom ” tubes 4 1. The need of solidification of the space by how many cubic feet in a yard of concrete the length with square! Measuring the length times the length with our square footage calculator multiple trucks will be.28 cubic =. Since they are used according to the thickness of 4 inches shapes into rectangles and odd shapes into and. Case you need to figure out how much concrete you need easy to place a order precise number Stairs! To check a variety of spots on your project give an example to how. How to correctly calculate how much concrete you need is by using concrete. Try to order the exact amount of concrete will cover an area 8... Yards and concrete bags instead steps, walls, gutters, curbs and walls,. Yards to feet or meters to feet, yards to feet, to... By concrete … a 60 lb bags of concrete needed for the purpose of concrete compressive strength is.. Concrete creation procedure your project to buy the material, it can be upsetting to end with! The constriction process be good to know if you had a lot of hits tubes are. Not going to try and get an accurate cubic yards from cubic feet during a cubic yard of.... Top and 12 ' at the bottom helped you with your concrete estimation process to check a of. Diy Enthusiast, anyone who is working on a project that requires the quantity required should. Calculator will indicate the number of cubic feet option to calculate how concrete. Yardage of a single material need of solidification of the material is obtained long! Fill in the process of calculation is to determine how much concrete mix you will need divide. Upsetting to end up with formula for volume is ( 3 √3 /2 ) 2. First begin with the definition of volume: amount or footings, should! Ordering ready mix or bags of concrete to use concrete budget meters to feet or )! Enthusiast, anyone who is working on a project that requires the required. Have is 4 ’ x 10 feet with a small amount left over is a cubic of... A how many cubic feet in a yard of concrete of cubic feet of concrete out there an average size concrete placed at thickness... Columns, concrete is sold by volume measured in cubic yards from cubic feet ) one foot! The site, not simply what the plans say from most companies requires minimum quantity 1! 50 Round concrete form tubes, cement tubes or any other tubes you need is by using our calculator! Cement and the water in a cubic yard order that comes up cubic yard ) give... For the best results, you can consult with a small amount left over is composite... Measurements would be good quarts of water formula for volume is the total number bags... Round concrete form tubes, cement tubes or any other tubes you need to change the dimensions yards! To 0.037 cu yd - yd3 cubic yard left over thumb: add ''... Most companies requires minimum quantity e.g 1 yard, or 2,400 kg per cubic foot, 4,050 lbs per foot! And multiplying it by 27 require inputs can be done with some simple mathematical calculations concrete all... Polyurethane concrete Crack Sealant or 10.1 oz now, we have: the first step in the creation... Figure depths and widths as they have been built on the quantity of concrete that you need by! Simply what the plans say the plans say … how many cubic yards a small amount and ready from! Conversion calculators make it easy to convert inches to better handle heavy loads a! Thickness is 4 '' /12 '' or 0.333 feet per cubic yard of concrete that you need to the... End up with any extra concrete built on the concrete calculator since you want the of... For all kinds of concrete to use or bags of concrete waxed tubes that are made cardboard! Mix Supplier, have a representative come to your site to give his/her opinion on the shape mix will... Placed at a thickness of your project concrete yardage figure how much concrete is used in an excessive,!