Make sure to account for the first row being half buried.
How many concrete blocks do i need for a wall.
A wall typically requires 1 1 8 blocks per square foot.
Our concrete wall calculator or estimator helps you determine how much material you need and takes the guesswork out of buying concrete mix.
8 inch 12 inch bags required.
To estimate how many blocks you ll need per row divide the total length of the wall by the length of the block.
Wall sq ft block size.
At lowe s we have several retaining wall block options to choose from.
For example if your standard concrete block is 1 foot by 0 5 feet and is separated from its neighbours by a half inch of mortar then each block accounts for 1 0417 x 0 5417 or 0 5643 square feet.
To figure out how many rows you ll need divide the ideal wall height by the height of the block.
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.
Add yard to the total amount you will need block fill.
Number of blocks wall area over block length mortar joint times block height mortar joint waste calculating the total cost of the blocks.
To calculate the total number of concrete blocks needed.
Just enter the dimensions of your wall project and the concrete block calculator will figure out how many blocks are needed.
In general block wastage is commonly between 15 for a hard block and 5 for softer ones.
5 to the total for waste.
Retaining wall block options.