How to calculate no of bricks cement and sand for 1m3 brickwork | how much cement and sand required for 1m3 brickwork**, **in this topic we learn about how to calculate cement and sand quantity for 1m3 brickwork.

We know that in many Asian country building structure and construction of house used brick for the the formation of brick wall. Cement mortar used as adhesive or binding material for laying of brick in brick wall.

Strength of brickwork depends on a many factors like Bond strength between laying of brick, thickness of cement mortar quality of bricks which will be used and proper curing of water.

So in this topic we know about how to calculate cement and sand required for 1m3 brickwork.

◆ **brickwork** :- first we should need familiar with brickwork, it is Laying of brick one another above by using cement mortar as binding or adhesive material. Brickwork is used for construction of house wall, water tank reservoir, boundary wall retaining wall and for many purpose in civil construction.

■ **mortar thickness** :- cement and sand mix is known as cement mortar, mortar thickness will be **10 mm to 12 mm** in brickwork. It is good thickness for gaining high strength of brickwork. More or less than above mention size of mortar thickness will decrease the strength of brickwork.

◆ **brick wall size:-** we know that there is two size of brick wall size is used worldwide one is being 9 inch wall and second one is being 4 inch wall. But in this calculation I have taken cement and sand for brickwork of 9 inch wall.

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■ **mortar ratio :- 1:6** ( one part is cement and 6 part is sand) mortar is used for 9 inch wall.

**How to calculate no of bricks, cement and sand requred for 1m3 brickwork**

Number of bricks, cement sand quantity in 1 cubic metre of brickwork is depend on cement mortar thickness and brick wall size, there are three types of brick wall size 4.5 inch brick wall, 9 inch brick wall and 13.5 inch brick wall. Let us discuss about number of bricks in 1 cubic metre of brickwork.

**Mortar calculation in 1m3 brickwork**

Given:- volume of brickwork=1m3, thickness of cement mortar=10mm, nominal size of brick =200 ×100 ×100 mm and actual size of brick = 190 × 90 × 90mm.

**Calculate number of bricks for 1m3**:- to figure out number of bricks required for 1m3 brickwork you will need to divide total volume of brickwork by volume of one brick with mortar such as 1m3 ÷ (0.20 × 0.10 × 0.10)m3, 1m3 ÷0.002m3 = 500 nos bricks, thus you will need 500 bricks in 10m3 brickwork.

**Calculate quantity of mortar for 1m3 brickwork**:- to figure out quantity of mortar needed for 1m3 brickwork, you should subtracting the actual volume of 500 bricks from total volume of brickwork, then resulting figure multiply by 1.33 to calculate dry volume of mortar.

Actual volume of 500 bricks = 500 ×0.19 ×0.09×0.09 = 0.7695m3, wet volume of mortar = 1m3_ 0.7695m3 = 0.2305m3, dry volume of mortar = 0.2305 × 1.33 = 0.3m3. Thus you will need 0.3m3 of dry ingredients (cement & sand) of mortar for 1m3 brickwork.

Regarding this, “how much mortar and bricks required for 1m3 brickwork?”, generally you will need 500 modular bricks and 0.3m3 of dry mortar ( mixture of cement and sand) for 1m3 brickwork.

**How much number of bricks are used in 1m3 brickwork**

Given:- volume of brickwork=1m3, thickness of cement mortar=10mm, nominal size of brick =200 ×100 ×100 mm and actual size of brick = 190 × 90 × 90mm.

**Calculate number of bricks for 1m3**:- to figure out number of bricks required for 1m3 brickwork you will need to divide total volume of brickwork by volume of one brick with mortar such as 1m3 ÷ (0.20 × 0.10 × 0.10)m3, 1m3 ÷0.002m3 = 500 nos bricks, thus you will need 500 bricks in 1m3 brickwork.

● **Ans. :- ** number of bricks are used in 1 cubic metre of brickwork is calculated by dividing volume of brickwork by volume of one brick with mortar (= 1/0.002 = 500 nos), so 500 no of bricks are used in 1m3 of brickwork.

**Cement quantity required for 1m3 brickwork**

**For 1:6 cement mortar:- **

Dry volume of mortar is about 0.3m3, takin mix ratio 1:6, add this ratio such as 1+6 =7, you get total proportion is equal to 7 and part of cement quantity is 1/7 of dry volume of mortar.

Cement quantity = 1/7 × 0.3m3 × 1440kg /m3 = 62kg, one cement bag weighs around 50kg, so number of bags of cement such as 62÷50 = 1.25 bags, thus you will need 1.25 bags of 50kg (62kg) cement for 1m3 brick masonry by taking 1:6 mix.

● **Ans. :-** 1.25 bags (62 kgs) of cement quantity required for 1 cubic metre of brickwork by taking mix ratio 1 part cement to 6 parts of sand

**For 1:5 cement mortar:- **

Dry volume of mortar is about 0.3m3, takin mix ratio 1:5, add this ratio such as 1+5 =6, you get total proportion is equal to 6 and part of cement quantity is 1/6 of dry volume of mortar.

Cement quantity = 1/6 × 0.3m3 × 1440kg /m3 = 72kg, one cement bag weighs around 50kg, so number of bags of cement such as 72÷50 = 1.5 bags, thus you will need 1.5 bags of 50kg (72kg) cement for 1m3 brick masonry by taking 1:5 mix.

● **Ans. :-** 1.5 bags (72 kgs) of cement quantity required for 1 cubic metre of brickwork by taking mix ratio 1 part cement to 5 parts of sand.

**For 1:4 cement mortar:- **

Dry volume of mortar is about 0.3m3, takin mix ratio 1:4, add this ratio such as 1+4 =5, you get total proportion is equal to 5 and part of cement quantity is 1/5 of dry volume of mortar.

Cement quantity = 1/5 × 0.3m3 × 1440kg /m3 = 87kg, one cement bag weighs around 50kg, so number of bags of cement such as 87÷50 = 1.8 bags, thus you will need 1.8 bags of 50kg (87kg) cement for 1m3 brick masonry by taking 1:4 mix.

● **Ans. :-** 1.8 bags (87 kgs) of cement quantity required for 1 cubic metre of brickwork by taking mix ratio 1 part cement to 4 parts of sand.

**For 1:3 cement mortar:- **

Dry volume of mortar is about 0.3m3, takin mix ratio 1:3, add this ratio such as 1+3 =4, you get total proportion is equal to 4 and part of cement quantity is 1/4 of dry volume of mortar.

Cement quantity = 1/4 × 0.3m3 × 1440kg /m3 = 108kg, one cement bag weighs around 50kg, so number of bags of cement such as 108÷50 = 2.2 bags, thus you will need 2.2 bags of 50kg (108kg) cement for 1m3 brick masonry by taking 1:3 mix.

● **Ans. :-** 2.2 bags (108 kgs) of cement quantity required for 1 cubic metre of brickwork by taking mix ratio 1 part cement to 3 parts of sand.

**Sand quantity required for 1 cubic metre brickwork**

**1:6 cement sand mortar**

Dry volume of mortar is about 0.3m3, takin mix ratio 1:6, add this ratio such as 1+6 =7, you get total proportion is equal to 7 and part of sand quantity is 6/7 of dry volume of mortar.

Sand quantity = 6/7 × 0.3m3 × 35.3147 = 9 cubic feet, thus you will need 9 cft or 0.26m3 of sand for 1m3 brick masonry by taking 1:6 mix.

**● Ans. :-** 9 cu ft or 0.26m3 of sand quantity are required for 1 cubic metre of brickwork by taking mix ratio 1 part cement to 6 parts of sand.

**1:5 cement sand mortar**

Dry volume of mortar is about 0.3m3, takin mix ratio 1:5, add this ratio such as 1+5 =6, you get total proportion is equal to 6 and part of sand quantity is 5/6 of dry volume of mortar.

Sand quantity = 5/6 × 0.3m3 × 35.3147 = 8.8 cubic feet, thus you will need 8.8 cft or 0.25m3 of sand for 1m3 brick masonry by taking 1:5 mix.

**● Ans. :-** 8.8 cu ft or 0.25m3 of sand quantity are required for 1 cubic metre of brickwork by taking mix ratio 1 part cement to 5 parts of sand.

**1:4 cement sand mortar**

Dry volume of mortar is about 0.3m3, takin mix ratio 1:4, add this ratio such as 1+4 =5, you get total proportion is equal to 5 and part of sand quantity is 4/5 of dry volume of mortar.

Sand quantity = 4/5 × 0.3m3 × 35.3147 = 8.5 cubic feet, thus you will need 8.5 cft or 0.24m3 of sand for 1m3 brick masonry by taking 1:4 mix.

**● Ans. :-** 8.5 cu ft or 0.24m3 of sand quantity are required for 1 cubic metre of brickwork by taking mix ratio 1 part cement to 4 parts of sand.

**1:3 cement sand mortar**

Dry volume of mortar is about 0.3m3, takin mix ratio 1:3, add this ratio such as 1+3 =4, you get total proportion is equal to 4 and part of sand quantity is 3/4 of dry volume of mortar.

Sand quantity = 3/4 × 0.3m3 × 35.3147 = 8 cubic feet, thus you will need 8 cft or 0.225m3 of sand for 1m3 brick masonry by taking 1:3 mix.

**● Ans. :-** 8 cu ft or 0.225m3 of sand quantity are required for 1 cubic metre of brickwork by taking mix ratio 1 part cement to 3 parts of sand.

**So number of brick, quantity of cement and sand required for 1 cubic metre (1m3) of brickwork are following**

1) number of bricks = 500 nos

2) cement bag = 1.25 bags

3) sand quantity = 9 cuft

● **Ans. :-** 500 bricks, 1.25 bags (62 Kgs) of cement and 9 cu ft sand quantity are required for 1 cubic metre of brickwork by taking standard mix ratio 1 part cement to 6 parts of sand.

Jayasankar says

I want to know about constitution

Farooq Bashir says

Very Good, Great support and Guidance. Thanks .

As per calculation, (1.0 Cu. M Brick Work), the Required Mortar, dry vol. Qty = 0.30 Cu. M.

Based on this Calculation, 30 % Dry Volume, can be used for other Brick wall estimation.

Kindly informed, Thank You.

Vinay says

I like it for the guidance