How many bags of concrete for 8x8 slab

For a 5" thick slab, 100 sq. ft. / 65 = 1.54 yards of concrete or 70 (80 lb) bags of concrete For a 6" thick slab, 100 sq. ft. / 52 = 1.92 yards of concrete or 87 (80 lb) bags of concrete For the calculations above, I rounded up to get an even number of bags.

How many bags of concrete for 8x8 slab. Total Concrete = Volume + Additional Volume. Total Concrete = 190.08 ft³ + 9.50 ft³. Total Concrete = 199.58 cubic feet. Therefore, you will need approximately 199.58 cubic feet of concrete to cover a 24×24 slab with a thickness of 4 inches.

The volume of an 80lb bag of concrete is approximately 0.6 ft 3. This calculator computes the volume of the slab in cubic feet and then divides by the cubic feet in an 80lb bag. nb = L⋅ W ⋅ D 0.6f t3 n b = L ⋅ W ⋅ D 0.6 f t 3. where: nb = number of 80lb bags. L = length of slab.

A 10 x 10 slab that's 5 inches thick needs 1.6 cubic yards or (72) 80lb bags of concrete. A 10 x 10 slab that's 6 inches thick needs 1.85 cubic yards or (84) 80lb bags of concrete. A 10 x 10 slab that's 7 inches thick needs 2.2 cubic yards or (99) 80lb bags of concrete.We would like to show you a description here but the site won't allow us.With a brief look, a 13x30 area at 6 inches deep, you would need approximately 10.26 tons or 7.22 cubic yards of gravel. Concrete reinforcing is also recommended in high traffic areas and medium to large areas. Wire mesh on average costs $0.56 per sq ft and fiber mesh costs $0.13 per sq ft. So for your 390 sq ft area, this may roughly cost $218 ...How much concrete do I need for an area of 8 ft x 12 ft x 6" depth? 1.778 cu. yds. How many concrete bags would I need for a 8 ft x 12 ft x 6" slab? 80 x 80lb Concrete bags. How much does it cost to pour a 8'x12' x6" slab? Ready-mix costs approx $331.79.At 5 inches thick, for a 8×12 slab you would need approximately either 67 80-Pound, 89 60-pound, or 134 40-pound bags of premixed concrete. If you measure in yards, 1.48 cubic yards (40 cubic feet) of concrete will be required. Let’s do calculation and proceeds following steps: 3″ thickness in feet = 5/12 = 0.417′.

Apr 19, 2023 ... Komar Project•669K views · 14:42. Go to channel · BIG 138 x 80lb bags Dry Pour Concrete Slab. Mejor Ya•206K views · 10:29. Go to channel &midd...To find the amount of ready mix concrete for a slab, you can estimate it with a standard volume calculator. Select dimensions of the concrete structure e.g., beam, column, slab, footing, etc. ... Ans. Materials required are 7 nos. of 50 kg bag of cement, 0.42 m 3 of sand and 0.83 m 3 of stone aggregate. More construction calculators. Brick; The surface of the concrete should be relatively flat and slightly above the form. Step 8 Screed the concrete using a straight 2x4 by moving the board back and forth across the surface of the concrete in a sawing motion to remove the excess concrete and smooth the surface. Step 9 Add concrete to any low areas and screed level. Step 10 At 2 inches thick, for a 3×6 slab you would need approximately either 5 80-Pound, 7 60-pound, or 10 40-pound bags of premixed concrete. If you measure in yards, 0.11 cubic yards (or 3 cubic feet) of concrete will be required. Let’s do calculation and proceeds following steps: How many 40lb bags of concrete do I need for a 8×8 slab. As per general practices, generally you will need approximately 71 bags of 40lb (pounds) of premixed concrete for a 8×8 slab at 4 inches thick, 89 bags of 40lb at 5″ thick, 109 bags of 40lb at 6″ thick, 54 bags of 40lb at 3″ thick, and 36 bags of 40lb at 2″ thick. Conclusions:-.The recommended water-to-concrete ratio is usually between 0.5:1 and 0.6:1. This means using 0.5 to 0.6 gallons of water for every 80 lb bag of concrete. Factors That Affect Water Requirements. As mentioned earlier, several factors contribute to the amount of water required to mix an 80 lb bag of concrete. Let's look at these factors in more ...How many concrete bags would I need for a 8 ft x 12 ft x 6" slab? 80 x 80lb Concrete bags. How much does it cost to pour a 8'x12' x6" slab? Ready-mix costs approx $331.79. How much does it cost to hire a contractor to concrete a 8'x12' x6" slab? A pro costs between $480.00 and $1,008.00. How do you calculate concrete volume?Use our free online Premix Concrete Calculator to calculate exactly how many premix concrete bags you should buy for your concrete project. Just enter in the desired height, width, and thickness of your concrete project and then press the calculate button. The free concrete calculator will tell you exactly how many 40 lb, 60 lb, or 80 lb bags ...

For example, if your pouring a 10×12 concrete shed floor that’s 4 inches thick, you’ll need 40 cubic feet of concrete. That works out to 1.48 yards of concrete which is 67 premixed 80 lb. bags totaling 5360 pounds of dry concrete. More when it’s mixed with water. The cost averages around $6 per bag totaling just over $400 before tax.Bags=Weight40lb=569lb40lb=14.2→15bagsBags=Weight40lb=569lb40lb=14.2→15bags. Circular slab with price per unit of volume. I want to construct a circular slab of concrete measuring 5 ft high. I want to figure out how many bags of 40 lb concrete I need to do this. The outer diameter is 10 ft and the inner diameter is 9 ft.00:00 - How many bags of concrete do I need for a 4x4?00:35 - How many bags of concrete do I need for a 3 foot post hole?01:05 - How many bags of concrete do...Use our free online Premix Concrete Calculator to calculate exactly how many premix concrete bags you should buy for your concrete project. Just enter in the desired height, width, and thickness of your concrete project and then press the calculate button. The free concrete calculator will tell you exactly how many 40 lb, 60 lb, or 80 lb bags ...With a brief look, a 16x24 area at 6 inches deep, you would need approximately 10.1 tons or 7.11 cubic yards of gravel. Concrete reinforcing is also recommended in high traffic areas and medium to large areas. Wire mesh on average costs $0.56 per sq ft and fiber mesh costs $0.13 per sq ft. So for your 384 sq ft area, this may roughly cost $215. ...

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The average cost of a concrete slab (6 inches thick) is $5.00-5.50 per square foot, including materials and labor. However, the price can go up to $9-10 per square foot depending on numerous factors and enhancement costs. Thus, your cost to pave a 2-car driveway of 16 feet wide, and 40 feet long (640 sq.ft.) will be about $3,200 - 3,520.How many bags of concrete do i need for a 12×12 slab at 4 inches thick. At 4 inches thick, for a 12×12 slab you would need approximately either 80 80-Pound, 107 60-pound, or 160 40-pound bags of premixed concrete. If you measure in yards, 1.78 cubic yards (or 48 cubic feet) of concrete will be required.5) To calculate quantity of cement = 1/7 ×3.08× 1440 = 634kg, 1 bag cement weight around 50kg, so 634/50 = 12.68 bags of cement. 6) there are 634kg (12.68 bags of 50kg) of cement required for slab of dimensions 4m × 5m × 0.10m (length× width× thickness) casting with M15 grade of concrete in mix ratio 1:2:4 (cement : sand : aggregate).How many 90lb bags of concrete in a yard. Coverage: A 90lb bag is estimated to cover 0.675 cubic feet. Calculation: 27 cubic feet ÷ 0.675 = 40 bags. You'll need 40 bags of 90lb concrete for one yard.Round slabs; Columns; Stairs; Fence post holes. How To Use The Concrete Calculator. Simply input the appropriate figures of your intended construction, along with the suitable units, and then click 'calculate' to view the final volume figure. Note: Every concrete pour is different, and sometimes laying the mix on perfectly flat ground isn ...

To calculate the number of bags needed for a project, first determine the total volume of concrete required (in cubic meters). Then, divide the total volume by the …At 6 inches thick, for a 10×20 slab you would need approximately either 167 80-Pound, 223 60-pound, or 334 40-pound bags of premixed concrete. If you measure in yards, 3.7 cubic yards (or 100 cubic feet) of concrete will be required. Let’s do calculation and proceeds following steps: 1.Concrete slab projects typically cost between $3,600 and $7,200, but homeowners will pay around $5,400 on average. Residential concrete slabs are useful for supporting the weight of cars, sheds ...We would like to show you a description here but the site won't allow us.Concrete Bag Calculator. A quick and easy way to calculate the volume, weight, and number of bags of concrete. Perfect for slabs, walls, columns, tubes. Concrete Bag Calculator. Slabs or Walls. Length (l) in. Width (w) in. Thickness or Height (h) in. Quantity Calculate. Calculation Result. 0.009 cubic feet or 0.000 cubic yards or 0.000 cubic ...Next, multiply the surface area by the thickness of the slab. Convert the thickness into feet so that you'll get the volume product in cubic feet. This, in turn, makes it simpler to calculate the number of yards you'll need for your concrete order. For example, a 10 x 12-foot slab has an area of 120 square feet.With a brief look, a 15x30 area at 6 inches deep, you would need approximately 11.83 tons or 8.33 cubic yards of gravel. Concrete reinforcing is also recommended in high traffic areas and medium to large areas. Wire mesh on average costs $0.56 per sq ft and fiber mesh costs $0.13 per sq ft. So for your 450 sq ft area, this may roughly cost $252 ...Conclusion: Typically for a 20x20x4 slab you'll need exactly 4.94 cubic yards, or 133.33 cubic feet, or either 223 x 80 lb bags, 297 × 60 lb bags, or 445 × 40 lb bags of concrete. It's a good idea to order a little extra to account for potential spillage and to ensure you have enough to complete the project.So, for a 4-inch slab you'll need 0.105 cubic yards, or 2.83 cubic feet (5 80lb bags), a 3-inch slab requires 0.074 cubic yards, or 2 cubic feet (4 80lb bags), but a 2-inch slab requires 0.049 cubic yards, or 1.33 cubic feet (3 80lb bags). How many bags of concrete do i need for a 2×4 slab at 2 inches thick

6x12' is doable with a good concrete mixer. Rent a larger one Don't buy concrete bags. Buy cement, sand and aggregate, and mix it yourself. You can usually get the sand and aggregate premixed bulk too. IE a truckload. Then you back the truck up to the mixer. 5-7 shovels mix, one shovel cement.

Regardless of premixed concrete bag size, you need to figure out the volume of concrete in cubic yards or in cubic feet or in cubic meters or in RMC truckload before ordering the …Next, multiply the surface area by the thickness of the slab. Convert the thickness into feet so that you'll get the volume product in cubic feet. This, in turn, makes it simpler to calculate the number of yards you'll need for your concrete order. For example, a 10 x 12-foot slab has an area of 120 square feet.STEP 9: Using a float, smooth the concrete. For a truly professional job, use both a wood or bull float and a magnesium "mag" float to further smooth the concrete. First, apply the larger flat ...As per general practices, generally you will need approximately 3.13 cubic yards or 84.48 cubic feet or 2.4m3 of ready mix concrete for a 16×16 slab at 4 inches thick. At 5 inches thick, for a 16’×16′ slab, 3.94 cubic yards or 106.5 cubic feet or 3m3 of ready mix concrete are required, while at 6 inches thick, 4.7 cubic yards or 128 cubic ...May 21, 2022 ... He said he used 52 80lb bags at 5bag. 260bucks not bad,a contractor wanted to charge me 4k for the same size, good for you.Calculate the hole volume using 3 times the width of the post or 10.5″ or 0.88 feet: 0.88′ × 0.88′ × 2′ depth = 1.55 cubic feet. Subtract the post volume from the hole volume: 1.55 – 0.17 = 1.38 cubic feet per post hole. Multiply times the total number of posts: 1.38 × 20 posts = 27.6 cubic feet. Add 10% for waste = 30.36 cubic feet.How much concrete do I need for a 6×4 slab. As per general practices, generally you will need approximately 0.30 cubic yards or 7.92 cubic feet or 0.22m3 (either 18 bags of 60lb or 14 bags of 80lb) of premixed concrete for a 6×4 slab at 4 inches thick, and, at 3 inches thick, for a 6×4 slab, either 13 bags of 60lb, or 10 bags of 80lb, or 20 ...

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00:00 - How many bags of concrete do I need for a 4x4?00:35 - How many bags of concrete do I need for a 3 foot post hole?01:05 - How many bags of concrete do...Working Time (min.) 45 min. 60 min. 60 min. 20 min. Just add water to SAKRETE 40 lb. Gray Concrete Mix and you're ready to apply it to almost any job that requires at least 2 in. thickness. This concrete comes in a poly-lined bag for added strength. Exceeds.The following chart will help you gain an idea of how many bags of premixed concrete you'll need to purchase for laying 4" and 6" slabs. Other projects may require different calculations, but this is a good point of reference for determining the amount needed. ... Slab 6" Thick: 60-lbs. Bags: 2: 3: 5: 7: 9: 15: 20: 35: 45: 50: 100: 80-lbs. Bags ...How much concrete do I need for an area of 7 ft x 7 ft x 6" depth? 0.907 cu. yds. How many concrete bags would I need for a 7 ft x 7 ft x 6" slab? 40.7 x 80lb Concrete bags. How much does it cost to pour a 7'x7' x6" slab? Ready-mix costs approx $252.90. How much does it cost to hire a contractor to concrete a 7'x7' x6" slab?Enter the path's length and width as 5 m and 1 m, respectively. The calculator shows your excavation area is 5 m². Next, input the depth of the excavation as 15 cm. Instantly, the calculator tells you that you require 0.75 m³ of gravel, which weighs 1.26 tonnes. You can use the calculator in reverse, too!2-4 bags of 50 lb. concrete are what's needed to set a mailbox post. But it depends on the type of soil, mailbox design, height, post size and bag weight. In general the depth of the post hole needs to be 1/3 to 1/2 of the above ground height of the post. For example, a 4 foot high fence post should be buried 1-2 feet underground.How many concrete bags would I need for a 12 ft x 16 ft x 6" slab? 160 x 80lb Concrete bags. How much does it cost to pour a 12'x16' x6" slab? Ready-mix costs approx $493.58. How much does it cost to hire a contractor to concrete a 12'x16' x6" slab? A pro costs between $960.00 and $2,016.00. How do you calculate concrete volume?How many 80 pound bags of concrete to pour a 8x8 slab 4 inches thick? U need 1.63 80lb bags per square ft so 131bags to do 8ft by 8ft. ….

A: Quikrete Concrete Mix 60 lb. is designed for pouring concrete 2 in thick or more and building or repairing anything out of concrete. We do not suggest mixing it with sand and pouring it between patio stones. For more detailed product selection please give Quikrete Customer Support a call (800)-282-5828. by.9 Pour the slab. Mix up the concrete in a wheelbarrow and pour it into place. Make sure you pour at least 40mm of concrete on top of the steel mesh. To remove any air holes from the fresh concrete, give each side of the box a few good taps with a hammer.How many 80lb bags of concrete for 8x10 slab 3in thick? Updated: 9/24/2023. Wiki User. ∙ 9y ago. Add an answer. ... How much concrete would it take to cover a 16x36x2inch deep area? ...Concrete Slab Calculator avada1start 2018-12-20T15:18:52-04:00 Concrete Slab Calculator. To use the Concrete Volume Calculator, simply enter the width, length, and thickness of your pour. The calculator will automatically estimate the number of cubic yards of concrete that will be required. Concrete is ordered by volume in cubic yards.Concrete Slab Calculator avada1start 2018-12-20T15:18:52-04:00 Concrete Slab Calculator. To use the Concrete Volume Calculator, simply enter the width, length, and thickness of your pour. The calculator will automatically estimate the number of cubic yards of concrete that will be required. Concrete is ordered by volume in cubic yards.With a brief look, a 12x14 area at 6 inches deep, you would need approximately 4.42 tons or 3.11 cubic yards of gravel. Concrete reinforcing is also recommended in high traffic areas and medium to large areas. Wire mesh on average costs $0.56 per sq ft and fiber mesh costs $0.13 per sq ft. So for your 168 sq ft area, this may roughly cost $94. ...How many concrete bags would I need for a 6 ft x 8 ft x 6" slab? 39.9 x 80lb Concrete bags. How much does it cost to pour a 6'x8' x6" slab? Ready-mix costs approx $250.90. How much does it cost to hire a contractor to concrete a 6'x8' x6" slab? A pro costs between $240.00 and $504.00.With a brief look, a 20x24 area at 6 inches deep, you would need approximately 12.62 tons or 8.89 cubic yards of gravel. Concrete reinforcing is also recommended in high traffic areas and medium to large areas. Wire mesh on average costs $0.56 per sq ft and fiber mesh costs $0.13 per sq ft. So for your 480 sq ft area, this may roughly cost $268 ...Looking at that mixer it has good reviews but looks to have the capability to hold 1 bag. 40 sq feet is not a very large pour but this will be be a lot of work, I have poured 12×12' 4" thick pads using a small 3 bag mixer, you might consider renting a small mixer , I know mine can go any place a wheel barrow can. How many bags of concrete for 8x8 slab, Next, multiply the surface area by the thickness of the slab. Convert the thickness into feet so that you'll get the volume product in cubic feet. This, in turn, makes it simpler to calculate the number of yards you'll need for your concrete order. For example, a 10 x 12-foot slab has an area of 120 square feet., In this video I show from start to finish how to prep , form and pour a 6" thick concrete slab thats reinforced with 1/2" rebar. Video Shortcuts:@0:45 Prep w..., Calculators. Concrete Calculator & Cement, Sand, Render and Mortar Calculators ... This way, you will know exactly how many bags of cement ... Slab. Laying slabs & ..., For example, if your pouring a 10×12 concrete shed floor that's 4 inches thick, you'll need 40 cubic feet of concrete. That works out to 1.48 yards of concrete which is 67 premixed 80 lb. bags totaling 5360 pounds of dry concrete. More when it's mixed with water. The cost averages around $6 per bag totaling just over $400 before tax., How Many Concrete Bags?* *Approximation Estimate. Concrete Truck for 8'x15' x6" 22% 0.22 Concrete Truck Loads (10 cu/yd Capacity) Cost Estimate for 8'x15' x6" Purchasing …, A concrete slab is a flat, horizontal surface made of concrete that serves as a foundation for structures or as a floor, patio, or walkway. To calculate the amount of concrete needed for a slab, measure its length, width, and thickness in meters. ... How many 25kg bags of cement in a cubic metre of concrete? Using the standard 1:2:3 mix …, Welcome to the concrete calculator. It will help you calculate the number of bags of concrete required for your path, slab or post holes., The average cost to pour a 12×12 concrete slab that is 4" thick is between $888 and $1,584, with professional labor and materials included. How many 80lb bags of quikrete make a yard? An 80# bag of concrete mix yields about. 6 cubic feet of concrete. So one cubic yard of concrete requires., For a 5" thick slab, 100 sq. ft. / 65 = 1.54 yards of concrete or 70 (80 lb) bags of concrete For a 6" thick slab, 100 sq. ft. / 52 = 1.92 yards of concrete or 87 (80 lb) bags of concrete For the calculations above, I rounded up to get an even number of bags., Retaining walls are an important part of any landscape design. They can be used to create a terraced effect, to help prevent soil erosion, and to add visual interest to a garden or..., A solid, unbroken slab of concrete weighs about two tons (or 4,000 pounds) per cubic yard. Breaking up concrete roughly halves the total weight per cubic yard to about one half ton (or about 2,000 pounds). How many bags of concrete are in a yard? To produce one yard of concrete, you’ll need to use about 45 80-pound bags (or 90 40-pound bags)., The calculator will automatically estimate the number of cubic yards of concrete that will be required. Concrete is ordered by volume in cubic yards. Length (feet) length x12. Width (inches) width x12. Depth (inches) Result: Cubic Yard =. NOTE: This Calculator should be used as an estimating tool ONLY., At 2 inches thick, for a 3×6 slab you would need approximately either 5 80-Pound, 7 60-pound, or 10 40-pound bags of premixed concrete. If you measure in yards, 0.11 cubic yards (or 3 cubic feet) of concrete will be required. Let’s do calculation and proceeds following steps: , For a 1200 sq ft rcc roof slab casting at 5 inch thick, generally you will need 105 bags (around 5227 kg) of cement which is approximately equal as 128 in cubic feet or in 3.63 cubic meter by using 1:2:3 (cement: sand: aggregate) mix to gain 3000 Psi compressive strength of concrete in 28 days. Thus 105 bags of cement are required for 1200 sq ..., So, for a ton (1000kg) of ballast, you would need approximately 166.67kg (1000 / 6) of cement. This is roughly equivalent to 6-7 bags of 25kg cement. How many bags of cement do I need for shed base? The number of bags of cement needed for a shed base depends on the size and thickness of the base., To construct a 10×10 slab of concrete with a minimum depth of 4-inches, you will need the following number of bags depending on the weight of the mix: 90 pounds: 50 bags. 80 pounds: 56 bags. 60 pounds: 75 bags. 50 pounds: 88 bags., Ans. Materials required are 7 nos. of 50 kg bag of cement, 0.42 m 3 of sand and 0.83 m 3 of stone aggregate. This is a free online tool by EverydayCalculation.com to calculate …, A 10 x 10 slab that's 5 inches thick needs 1.6 cubic yards or (72) 80lb bags of concrete. A 10 x 10 slab that's 6 inches thick needs 1.85 cubic yards or (84) 80lb bags of concrete. A 10 x 10 slab that's 7 inches thick needs 2.2 cubic yards or (99) 80lb bags of concrete., Now, if we'd had a mixer, 40 bags wouldn't have been as big a deal. Nonetheless, that was a mistake on my part. Forty 80-lb. bags of concrete mix is almost a yard of concrete. The bag mix cost about $250. A yard of ready-mix, with the short-load charge, would have cost about $500 and saved many hours of labor., Step 3: Add the Gravel Base. A solid gravel base helps prevent uneven settling and erosion underneath the slab. Pour 3-4 inches of QUIKRETE All-Purpose Gravel or crushed stone inside the form. Use a rake to evenly spread the gravel. Compact the gravel with a hand tamper before leveling it with the top of the form., Here is how to calculate the required number of bags: First, you need to calculate the volume of the post hole. Volume = 1.96344 cubic feet or 0.07271 cubic yards. The second step is to divide the volume by the yield. For example, for a 60lb bag, 0.07271 / 0.01648 = 4.412, rounding up to 5 60lb bags., Suitable for driveways, base layer for concrete slabs, and landscaping. River Rock: River Rock: ... 1.3 - 1.6: 8" x 8" 20 cm x 20 cm: 0.44 sq. ft. Patios, courtyards, decorative: Jersey Shore Gravel: Golden color, smooth, resembling beach sand. Adds a coastal feel to pathways and landscaping. 1.2 - 1.5: Calculate Your Gravel Needs and Order Today., At a minimum, you need a cement truck to deliver the concrete if you plan to DIY. 8x10 slab, 10" deep is 111 80lb bags of concrete. And that only gets you to the ground, if you go another 6 inches below ground thats 177 bags. You can't get all the concrete mixed and in the form with a small mixer., Sep 13, 2023 · If you buy your concrete in 80lbs bags, it will take about 45 bags to equal 1 cubic yard. So, the calculation for an example project with ten 16” (8” radius) piers poured to a depth of 36” would look like this: 10×8” 2 x36” /14850 = 1.55 cubic yards (or 70 bags of 80lbs concrete mix) , Place beams or post anchors in wet concrete. Tube must remain stationary until concrete sets to avoid uneven placement. For footings, pre-cut QUIK-tube and prepare the hole in the same fashion. Place approximately 2" (50 mm) of gravel in the bottom of the hole. Drive one vertical rebar into the ground in the center of the hole, then pour a 4 ..., Example of Sakrete Bag Calculator. Consider a project where you need to fill a 6’ x 4’ area with a depth of 0.5’. Using the formula: Volume to be fill = 6' x 4' x 0.5' = 12 cubic feet. Assuming one 60 lbs bag of Sakrete covers approximately 0.45 cubic feet, the number of bags needed = 12 / 0.45 ≈ 27 bags. Thus, you would need ..., How many bags of concrete do i need for a 4×8 slabHow many bags of concrete you will need depend on:- 1) thickness of slab and 2) weight of the bag.#hellosir..., At 4 inches thick, for a 10×10 slab you would need approximately either 56 80-Pound, 74 60-pound, or 110 40-pound bags of premixed concrete. If you measure in yards, 1.23 cubic yards (33 cubic feet) of concrete will be required. Let's do calculation and proceeds following steps: 4″ thickness in feet = 4/12 = 0.333′., How many bags do I need? The amount of concrete you need varies by project. One 80lb-bag covers an area of about 2 square feet, for a slab 4 inches thick. Two 60lb-bags of concrete cover an area of about 2 square feet for a slab that is 6 inches thick. How much is a truckload of concrete? A truckload of concrete can usually hold a maximum of 10 ..., Here is how to calculate the required number of bags: First, you need to calculate the volume of the post hole. Volume = 1.96344 cubic feet or 0.07271 cubic yards. The second step is to divide the volume by the yield. For example, for a 60lb bag, 0.07271 / 0.01648 = 4.412, rounding up to 5 60lb bags., With a brief look, a 15x15 area at 6 inches deep, you would need approximately 5.92 tons or 4.17 cubic yards of gravel. Concrete reinforcing is also recommended in high traffic areas and medium to large areas. Wire mesh on average costs $0.56 per sq ft and fiber mesh costs $0.13 per sq ft. So for your 225 sq ft area, this may roughly cost $126. ..., Choose Round Column (or Round Slab) on the calculator. Enter Height 4 ft (or 48 in) Enter Diameter 10 in. Calculate and the answer is 0.08 cubic yards for one concrete tube. Multiply 0.08 x 50 = 4 total cubic yards of concrete for 50 tubes. Note that this calculation is the volume of your tubes only and does not account for any overflow or loss ..., units length (l) width (w) height (h) quantity. This concrete calculator determines the amount of concrete bags you need to purchase or use when pouring concrete, to help you buy the right amount of bags and measure the right volume of concrete in your projects that require concrete slabs.