On average it will take 90 40lb bags 60 60lb bags or 45 80lb bags to fill one cubic yard of concrete Add 510 additional material to account for settling spillage and waste This will ensure you can complete your project in a single pour without needing to get more concrete to complete the project if youre short
Feb 26 2018nbsp018332an 80pound bag yields approximately 060 cubic feet of concrete 60pound bags yield 045 cubic feet and 40pound bags just 030 cubic feet the actual yield is approximate because the amount of water added to the mix may vary 60 to 80 pounds is a lot of weight to lift carry and handle
Convert it into dry 1672215154 2575 now assume mix ratio is m25 112 25754 643 cum in kg it will be 6432151440 9270 kg convert it into bags 927050 1854 bags so 186 bags are required to cover the 1200 sft slab of thickness 150mm 169k views 183 view 4 upvoters
Jun 27 2018nbsp018332we need the quantity of cement in terms of bags so by multiplying the quantity of cement with the density of cement we will the get quantity of cement in terms of kilograms unit weight or density of cement 1440 kgcum quantity of cement in kgs 1440 x 390 5616 kg
Input length width and depth of the area click the button to calculate the volume of concrete and manhours not including mixing needed for this job this calculator is to be used as an estimating tool only
Dec 14 2018nbsp018332for example if youre using 12by12inch tiles and the bag says it covers 60 to 70 square feet divide 70 into 144 square feet if your room is 12 by 12 feet in this example youd need
For figuring cubic yardage and bags of concrete scroll down to see the calculator heres a good cement calculator to help you figure the amount of cement or concrete you need to do your project most people call concrete quotcementquot when in fact cement is just one ingredient along with sand aggregate and water that is used to make concrete
You will need approximately 70 80 bags 70 bags for type n and 80 bags for premix type s we recommend rounding up on all approximations to ensure you have enough material when using non premixed mortar like type n m or s masonry cement approximately 18 shovels or 200 lbs of fine masonry sand will be needed
Remember the depth of the post hole should be onehalf of the aboveground 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 the calculator will indicate the number of 50 lb bags of quikrete174 fastsetting concrete you need
Concrete calculator is a quick and easy way to calculate the volume weight and number of bags of concrete you need per project perfect for slabs walls columns tubes curbs and stairs just to name a few we love to stirfry and mix things up here with all sorts of internet businesses contact us
Cement to sand ratio ranges from 1 part cement to 3 to 45 parts sand depending on the type of mortar being mixed and the compressive strength desired most mixes also require the use of lime in various proportions as a binding agent to increase the longevity of the finished product and to increase the workability of the mix
Aug 03 2018nbsp018332density of cement is 1440m 3 028 x 1440 4032 kg we know each bag of cement is 50 kg for numbers of bags 403250 8 bags we know in one bag of cement 1226 cft for calculate in cft cubic feet 8 x 1225 98 cubic feet calculation for sand quantity consider volume of concrete 1m 3
The volume of concrete required for a 10 by 10foot slab depends on the diameter of the slab for a 4inch slab either eight 60pound or six 80pound bags are required while for a 6inch slab either 12 60pound or nine 80pound bags are necessary
One popular formula for making concrete is the quot123quot 1 part portland 2 parts sand 3 parts gravel a 94 bag of portland approximately 1 cubic foot would yield 6 cubic feet of concrete 3
For example lets say you have 50 round concrete form tubes sonic tubes sonotubes or cement tubes that you need to fill they are 4 feet in height and 10 inches in width diameter or 4 x 10quot choose round column or round slab on the calculator enter height 4 ft or 48 in enter diameter 10 in
The area of the driveway is 1080 square feet 60feet x 18feet according to the table above one cubic yard of concrete placed at a thickness of 5inches covers 65 square feet in a perfect universe our 1080 square foot driveway will need exactly 1662 cubic yards of concrete 1080 square feet 65 square feet equals 1662 cubic yards
Apr 23 2018nbsp018332heres what the math looks like for a 10 by 10 concrete patio 10 x 10 100 square feet 4 247 12 33 100 x 33 33 cubic feet 33 x 037 122 cubic yards essentially you are solving for volume and then converting to cubic yards for concrete the formula for volume is as follows length x width x thickness to determine how many
The concrete block calculators provide guidance to determine building materials required for construction projects add 189 yard to the total amount you will need mortar bags needed for block count block count mortar bags required
Multiply the number found in step 3 by the thickness of sand you want in your base this new number is how many 50pound bags of sand you will need for your project some contractors recommend a base of sand between 4 and 6 inches thick
For a sixfoothigh fence post we would need a hole thats 36 inches deep and 12 inches in diameter now that youve determined the size of the hole youll need you can use the chart below to determine how many 50pound bags of concrete youll need
Premix concrete bag calculator calculated at 1333 lb per ft179 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
Concrete manufacturers often dont specify the density of their concrete mixture directly but instead give you the bag yield of the material in place for example a conventional redymix concrete bag of 80 lbs may be listed as having a yield of approximately 060 cu ft or a 25 kg bag
If your project is small you can use premixed bags of concrete bags come in 40pound 60pound or 80pound bags mixing bags onsite can become difficult if youre pouring a large slab or have many footings using bags can be easier than readymix when you have many small pours or a small project where a truck is not practical or cost
Sep 22 2018nbsp018332some information are lacking in this question 1 you didnt state the mix ratio of the concrete 2 you omitted the thickness of the floor assuming the mix ratio of the floor is 136 and the thickness of the floor is 150mm 1m by 1m by 015m
Nov 26 2018nbsp0183321 bag cement contains 50 kg of cement quantity of sand sand quantity of cement x 4 003 x4 012 m179 1 m3 353147 cubic feet or cft sand required 012 x 353147 423 cft summery cement required 1 bag
Concrete blocks are concrete masonry units or cmus but we often refer to them as concrete blocks or cinder blocks learn more about concrete masonry unitsa wall typically requires 1 1 8 blocks per square foot finding how many concrete blocks you need for your project can seem like a confusing and challenging task but it can be simplified using the calculator above