Odd shapes: Transform odd shapes into rectangles and odd shapes are suddenly easy to figure. Figure driveway 14' x 20' and your estimate will be good. Here is why: The driveway is 16' at the top and 12' at the bottom.
Through the center the width averages 14'. Footings will rarely follow the drawing exactly. In rocky soil the footings may collapse when big rocks are excavated. Calculate the true width. The excavator may have dug too deep, or it may have rained and footings needed to be dug out deeper to reach firm soil.
So it is important to check a variety of spots on your footing and get an average size. Then use the calculator to figure the amount of concrete needed. House slabs on grade that are 8" out of grade with a 4" slab also have some of the footing above the grade too.
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.
This porch has 9 sq. This totals. The porch also has 9 linear feet of 6" step. Use our rebar material and reinforcing mesh calculators to estimate the amount of reinforcement needed for your project. Ensure the installation team is ready for the installation and able to begin as soon as the truck arrives to avoid having it set up before the project can be completed and minimize idle time. You are here. Optionally enter the price per cubic yard. Concrete Material Estimate:.
Concrete Material Estimate Cubic Yards. Pre-mix 40 lb Bags. Pre-mix 60 lb Bags. Pre-mix 80 lb Bags. Calculating from Volume. How many bags of cement do I need for 1 yard? What is the minimum amount of concrete you can order? How many square feet are in a cubic yard? How much is a yard of cement? How much is concrete per post? How much is a load of concrete?
How many bags of concrete do I need for a 10x10 slab? How fast does quikrete set? How thick should a concrete patio be? How many 50 pound bags are in a pallet? How long does it take for quikrete yellow bags to set? How much does a bag of cement cost? Prices vary of course. How much concrete do I need for a 4x4 fence post?
Also remember, the depth of the post hole should be one-half of the above-ground post height. Example: For a 6' above ground post, use a post with an overall height of 9 feet and place 3 feet in the ground. How many bags of Portland cement are in a yard? It takes approximately 5 Bags of Portland cement, 8 cubic ft of sand, and 20 cubic ft of gravel to make approximately 1 cubic yard 27 cubic feet of concrete. How much does a 12x12 concrete slab cost?
How much does a concrete slab cost? What plants are native to Kentucky? What type of insulation was used in the s?
0コメント