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M-20 Mix Designs as per IS-10262-2009

By
Raj Mohammad Khan

Following table shows the M-20 Mix Designs as per IS-10262-2009, hope this helps all civil engineers here

M-20 CONCRETE MIX DESIGN

As per IS 10262-2009 & MORT&H

A-1

Stipulations for Proportioning

1

Grade Designation M20

2

Type of Cement OPC 53 grade confirming to IS-12269-1987

3

Maximum Nominal Aggregate Size 20 mm

4

Minimum Cement Content (MORT&H 1700-3 A) 250 kg/m3

5

Maximum Water Cement Ratio (MORT&H 1700-3 A) 0.5

6

Workability (MORT&H 1700-4) 25 mm (Slump)

7

Exposure Condition Normal

8

Degree of Supervision Good

9

Type of Aggregate Crushed Angular Aggregate

10

Maximum Cement Content (MORT&H Cl. 1703.2) 540 kg/m3

11

Chemical Admixture Type Superplasticiser Confirming to IS-9103

A-2

Test Data for Materials

1

Cement Used Coromandal King OPC 53 grade

2

Sp. Gravity of Cement 3.15

3

Sp. Gravity of Water 1.00

4

Chemical Admixture Not Used

5

Sp. Gravity of 20 mm Aggregate 2.884

6

Sp. Gravity of 10 mm Aggregate 2.878

7

Sp. Gravity of Sand 2.605

8

Water Absorption of 20 mm Aggregate 0.97%

9

Water Absorption of 10 mm Aggregate 0.83%

10

Water Absorption of Sand 1.23%

11

Free (Surface) Moisture of 20 mm Aggregate nil

12

Free (Surface) Moisture of 10 mm Aggregate nil

13

Free (Surface) Moisture of Sand nil

14

Sieve Analysis of Individual Coarse Aggregates Separate Analysis Done

15

Sieve Analysis of Combined Coarse Aggregates Separate Analysis Done

15

Sp. Gravity of Combined Coarse Aggregates 2.882

16

Sieve Analysis of Fine Aggregates Separate Analysis Done

A-3

Target Strength for Mix Proportioning

1

Target Mean Strength (MORT&H 1700-5) 30N/mm2

2

Characteristic Strength @ 28 days 20N/mm2

A-4

Selection of Water Cement Ratio

1

Maximum Water Cement Ratio (MORT&H 1700-3 A) 0.5

2

Adopted Water Cement Ratio 0.5

A-5

Selection of Water Content

1

Maximum Water content (10262-table-2) 186 Lit.

2

Estimated Water content for 25 mm Slump 145 Lit.

3

Superplasticiser used nil

A-6

Calculation of Cement Content

1

Water Cement Ratio 0.5

2

Cement Content (145/0.5) 290 kg/m3

Which is greater then 250 kg/m3

A-7

Proportion of Volume of Coarse Aggregate & Fine Aggregate Content

1

Vol. of C.A. as per table 3 of IS 10262 62.00%

2

Adopted Vol. of Coarse Aggregate 65.00%

Adopted Vol. of Fine Aggregate ( 1-0.65) 35.00%

A-8

Mix Calculations

1

Volume of Concrete in m3 1.00

2

Volume of Cement in m3 0.09

(Mass of Cement) / (Sp. Gravity of Cement)x1000

3

Volume of Water in m3 0.145

(Mass of Water) / (Sp. Gravity of Water)x1000

4

Volume of Admixture @ 0% in m3 nil

(Mass of Admixture)/(Sp. Gravity of Admixture)x1000

5

Volume of All in Aggregate in m3 0.763

Sr. no. 1 – (Sr. no. 2+3+4)

6

Volume of Coarse Aggregate in m3 0.496

Sr. no. 5 x 0.65

7

Volume of Fine Aggregate in m3 0.267

Sr. no. 5 x 0.35

A-9

Mix Proportions for One Cum of Concrete (SSD Condition)

1

Mass of Cement in kg/m3 290

2

Mass of Water in kg/m3 145

3

Mass of Fine Aggregate in kg/m3 696

4

Mass of Coarse Aggregate in kg/m3 1429

Mass of 20 mm in kg/m3 1029

Mass of 10 mm in kg/m3 400

5

Mass of Admixture in kg/m3 nil

6

Water Cement Ratio 0.5

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132 comments on "M-20 Mix Designs as per IS-10262-2009"

1 2 3 7
Amitava Koley says:

I want quantity of cement kg/mq , Aggregate kg/mq, Sand kg/mq in below grade

M-10
M-15
M-20
M-25
M-30
M-40

HIMADRI SEKHOR CHOWDHURY says:

this will be depend as per design mix.approx ratio will be available in is 456-2000

p.nagaraju says:

Dear Sir, Mix Design is ok. Density of concrete is more than 2400kg/m3.i feel this canot be pumpable because 20mm quantity is too much. This is not econamical design.

jitu says:

I want quantity of cement , Aggregate , Sand In Kg/M3 in below grade

M-10
M-15
M-20
M-25
M-30
M-40
M 45

MANOJ KUMAR says:

I WANT TO KNOW THE AFTER 7 DAY, WHAT IS THE STRENGTH SHOULD BE ACHIVED ( CUBE TEST)

S.Mohapatra says:

I want quantity of cement , Aggregate , Sand In cmt in below grade

M-10
M-15
M-20
M-25
M-30
M-40
M 45

imran varekar says:

please give detail of sand metal I(10mm) metal II(20mm),water & cement requird for mix design M-20 in how much to concerate to be done in 1 bag cement

Malhotra says:

I want quantity of cement , Aggregate , Sand In cmt in below grade

M-10
M-15
M-20
M-25
M-30
M-40
M 45

Kamlesh Jangid says:

I want quantity of cement , Aggregate , Sand In cmt in below grade

M-10
M-15
M-20
M-25
M-30
M-40
M 45

vinod choudhary says:

I want quantity of cement , Aggregate, Sand and water for
Deffirent type of mix grade and ratio
M5
M7.5
M10
M15
M20
M25
M30
M35
M40

naveen says:

as per site condition what is the quantity of coarse aggregate and fine aggregate in one cubic metre of concrete of m20 grade

RAJKUMAR says:

SIR,
KINDLY GIVE ME M20,M25,M30,M35,M40,M45,M50 FOR PUMPABLE CONCRETE FOR MY USE.ALSO USE ADMIXTURE FOR DESIGN MIX CLARIFY THE SAME

Liton dey says:

Sir,
Arrangement may kindly be made to express the ratio and quantity of the flowing grade
M-25
M-30
M-35
M-40
Kindly send the information as mantion above at my e-mail id

With regards
Liton dey

Bikrama Nanda Rauta says:

M10
M15
M20
M25
M30
M35
M40
give me the mix properation of above gradws.

sujit shah says:

I want detail for M-20 mix design

chandrasekhar says:

I want how to caluculate 8 bags cement per Cum

sriramreddy.nandikonda says:

I want to know the mix proportion of materials for M15, M20, M25, M30, M35, M40 and M45 with strength to be gained after 7 days, 14 days and 28 days and also about calculating instruments especially for pillars

tharani says:

I want quantity of cement kg/mq , Aggregate kg/mq, Sand kg/mq in below grade

M-10
M-15
M-20
M-25
M-30
M-40

PANKAJ says:

please send me following grd.mix design for site mix.
M-10, M- 15 , M- 20, M- 30, M- 35, M-40, M-50
Thanking You.

Bhushan Mirajkar says:

I want quantity of cement , Aggregate, Sand and water for
Deffirent type of mix grade and ratio
M5
M7.5
M10
M15
M20
M25
M30
M35
M40

Bhushan Mirajkar says:

please send me following grd.mix design for site mix.
M-10, M- 15 , M- 20, M- 30, M- 35, M-40, M-50
Thanking You.

ajay says:

if i use this job mix formulae for m-20 grade concretethe strngth of cubes casted at rmc plant comes to 25 26 and 24 then
1.the mix may accepted at reduced rates
2 the mix may be rejected
3 the mix is as per is specification

Elias says:

I want quantity of cement , Aggregate, Sand and water for
Deffirent type of mix grade and ratio
M5
M7.5
M10
M15
M20
M25
M30
M35
M40

1 2 3 7

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