Thursday, 21 September 2017

Hoe to find out number of bricks

Calculating bricks and blocks

One facet of masonry which frequently causes confusion is estimating what percentage bricks or blocks are needed for a planned wall - you do not need to run out before you end however you furthermore may don't need a pallet load of fabric left unused once you have finished. creating these estimates is fairly easy mistreatment simply some figures.

First the amount of bricks/blocks for the full wall is calculated, then the extra variety of bricks for any piers. These ar other along so a tenth allowance ought to be other for wastage and breakages - the figures below don't embrace this allowance.

Calculating the amount of bricks

Standard, UK, metric bricks square measure roughly 215 x 102.5 x 65mm, the mortar joints used square measure commonly concerning 10mm each horizontally and vertically.

Half brick wall

A half brick wide wall requires 60 bricks per square metre.
So the first stage is just to measure the height and length (including any piers) of the wall in metres, multiply them together to give the area in square metres, and then multiply this by 60.
So the total number of bricks for the wall is:
wall height (metres) x wall length (metres) x 60 = number of bricks
                                                                       
                                                                 
                                                                                                         Single brick wall

One brick wall

Double brick wallA one brick wide wall requires 120 bricks per square metre.
So the first stage is just to measure the height and length of the wall in metres, multiply them together to give the area in square metres, and then multiply this by 120.
So the total number of bricks for the wall is:
wall height (metres) x wall length (metres) x 120 = number of bricks




Single brick piers in half brick walls

Where single brick piers are built into a half brick wall, each pier requires an additional 14 bricks per vertical metre.
So the total number of bricks for the piers is:
number of piers x wall height (metres) x 14 = number of bricks
Single brick pier


One and a half brick piers in a half brick wall

One and a half brick pierWhere one and a half brick piers are built into a half brick wall, each pier requires an additional 34 bricks per vertical metre.
So the total number of bricks for the piers is:
number of piers x wall height (metres) x 34 = number of bricks







Calculating the number of blocks

Standard, UK, metric blocks are roughly 450 x 215 x 100mm (some are thicker but this will not effect the number of blocks required per square metre of wall), the mortar joints used are normally about 10mm both horizontally and vertically.
A single block wall requires 10 blocks per square metre.
So the total number of blocks for the wall is:
wall height (metres) x wall length (metres) x 10 = number of blocks

1 comment:

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