WebApr 22, 2024 · Many types of ready-mix concrete yield 0.0075 cubic feet of mixed concrete per pound of dry mix (or, 0.75 cubic feet per 100 pounds). Check specifications to see if the product's figures are the same. ... Dividing 6,666 by 80 produces the rounded up number of 84. So, for the slab, you need 84 bags (or two pallets) of 80-pound concrete. Tip. For ... WebAn 80-lb. bag of concrete can cost between $3.50 and $4.00 per bag. However, you may be able to find it on sale for $3.00 or under, or get a discount if you purchase it in-bulk. ... One 80-lb bag of concrete yields .60 cubic feet when combined with 4 quarts of water. If you’re purchasing 80-lb bags of concrete, you’ll need 1.66 bags of ...
CONCRETE CALCULATOR [How Much Concrete do I Need?]
WebA 80 lb. bag provides 0.6 cubic feet of cured concrete. If you have concrete delivered it is sold by the yard (which is a cubic yard = 27 cubic feet). Following are the formulas to calculate how much concrete you will require for a circular slab: 3.14 x r (feet) x r (feet) x T (inches) ÷ 12 = cubic feet of concrete (CF) WebApr 11, 2024 · Generally, a 40-pound bag of concrete mix will make 0.45 cubic feet of concrete, or 0.037 cubic yards. To make one cubic yard of concrete, you would need to … danny wheel virginia tech
How to Calculate How Much Concrete You Need - The Spruce
WebMar 20, 2024 · There are 0.22 cubic yards in an 80 lb bag of concrete. For concrete foundation, walkways, bridges, steps & ramps, as well as setting posts and other concrete structures such as footings, slabs, beams, and columns, 80lb bags of concrete mix are appropriate for both structural and non structural applications for 2 inch thick or more. WebJan 22, 2014 · The approximate volume of concrete produced from a 80 pound bag is 0.6 ft³. To compute how many 80 lb bags of concrete is needed for a total volume, CLICK … WebApr 11, 2024 · $20 – $40 per 10 lb. bag: Transparent pebbles for fire-pit base; ... A paver patio costs $10 to $17 per square foot. A concrete slab costs $4 to $8 per square foot. ... $1 – $3 per cubic foot: Retaining wall blocks: $80 – $300: Total material cost: $200 – $650: Steps to build a fire pit: birthday month affirmations