SDBC With Filler

7/27/2019 SDBC With Filler

1/8

No. Date:

To,

The Superintending Engineer,

P.W.D., Circle

Name of work:

Reference:Type of work: S.D.B.C. 25 mm

(A) General Information:

1. Location of Plant: Not mentioned

2. Source of Grit: Not mentioned

3. Type of Bitumen: 60-70

5. Size of Grit supplied: (a) 11.2 mm, (b) 6.7mm, (c) Dust ( E ) Filler

6. Date of test

(B) Gradation of different size of Grit:

Sieve Standard Value

size 11.2mm 6.7mm Dust Average Grade II13.2 100 100 100 100.0 100

9.5 84.2 100 100 95.0 90-100

4.75 0.0 52.6 100 43.0 35-51

2.36 0.0 28 95.5 31.5 24-39

1.18 0.0 15.8 77 22.5 15-30

300 0.00 2.4 63.5 14.0 9-19

75 0.00 0.6 19.5 5.5 3-8

(C) Mix suggested to be used:( a ) 11.2mm 33.3 %

( b ) 6.7mm 42.8 %

( c ) Dust 17.6 %

( d ) Filler 1.4 %( e ) Bitumen 5 %

Aggrega 100 %

(D) Gradation of Mix:

Sive Size 13.2 mm 9.5 mm 4.75 mm 2.36 mm 1.18 mm 300 U 75 U

% Passing 100 94.5 43.7 31.8 22.9 14.3 5.4

Requrement 100 90-100 35-51 24-39 15-30 9-19 3-8

(E) Mix Design:

1. Marshal Stability: Kg 1077

2. Marshal Flow: mm 3.53. % Air voids : 3.5

4. Minimum Voids in Miniral Aggregate(VMA): 14.9

5. % Voids in miniral gg. Filled by Bitumen (VFB): 76.5

6. Marshal Density: gm/cc 2.28

7. Binder Content: % 5

REGIONAL LABORATORY P.W.D. ZONE JODHPUR

% Passing


2/8

SDBC 25 mm for Date of test Job No. 3

(I) Gradation of Aggregate (II) % Passing of different fraction Grade 2

(A) Grit 11.2 m Weight taken: 5 Kg

Sieves Weight Comm. % % Sieves Std.Value

mm retained retained retained Passing mm 11.2 6.7 Dust Filler AV. GrII

13.2 0 0 0.0 100 13.2 100 100 100 100 100.0 100

9.5 790 790 15.8 84.20 9.5 84.2 100 100 100 95.0 90-100

4.75 4210 5000 100.0 0.00 4.75 0 52.6 100 100 43.0 35-51

2.36 0 5000 100.0 0.00 2.36 0 28 95.5 100 31.5 24-39

1.18 0 5000 100.0 0.00 1.18 0 15.8 77 100 22.5 15-30300 0 5000 100.0 0.00 300 0 2.4 63.5 100 14.0 9-19

75 0 5000 100.0 0.00 75 0 0.6 19.5 100 5.5 3-8

(B) Grit 6.7 mm Weight taken: 5 Kg Mix I

Sieves Weight Comm. % % Sieves mm 11.2 6.7 Dust Filler Total Req.

mm retained retained retained Passing % fraction 35 45 18.5 1.5 100.0 AV.

13.2 0 0 0 100 13.2 35 45 18.5 1.5 100.0 100.0

9.5 0 0 0 100.0 9.5 29.5 45 18.5 1.5 94.5 95.0

4.75 2370 2370 47.4 52.6 4.75 0 23.7 18.5 1.5 43.7 43.0

2.36 1230 3600 72 28.0 2.36 0 12.6 17.7 1.5 31.8 31.5

1.18 610 4210 84.2 15.8 1.18 0 7.11 14.2 1.5 22.9 22.5

300 670 4880 97.6 2.4 300 0 1.08 11.7 1.5 14.3 14.0

75 90 4970 99.4 0.6 75 0 0.27 3.61 1.5 5.4 5.5

(C) Crusher Dust Weight taken: 1 Kg Mix IISieves Weight Comm. % % Sieves mm 11.2 6.7 Dust Filler Total Req.

mm retained retained retained Passing % fraction 30 45 25 0 100.0 AV.

13.2 0 0 0 100 13.2 30 45 25 0 100.0 100.0

9.5 0 0 0 100 9.5 25.3 45 25 0 95.3 95.0

4.75 0 0 0 100 4.75 0 23.7 25 0 48.7 43.0

2.36 45 45 4.5 95.5 2.36 0 12.6 23.9 0 36.5 31.5

1.18 185 230 23 77 1.18 0 7.11 19.3 0 26.4 22.5

300 135 365 36.5 63.5 300 0 1.08 15.9 0 17.0 14.0

75 440 805 80.5 19.5 75 0 0.27 4.88 0 5.1 5.5

Mix III

(D) Gradation of Mix Weight : 5 Kg Sieves mm 11.2 6.7 Dust Filler Total Req.

Sieves Weight Comm. % % % fraction 35 50 15 0 100 AV.

mm retained retained retained Passing 13.2 35 50 15 0 100 100.013.2 0 0 0.0 100.0 9.5 29.5 50 15 0 94.5 95.0

9.5 277 277 5.5 94.5 4.75 0 26.3 15 0 41.3 43.0

4.75 2540 2817 56.3 43.7 2.36 0 14 14.3 0 28.3 31.5

2.36 595 3412 68.2 31.8 1.18 0 7.9 11.6 0 19.5 22.5

1.18 446 3857 77.1 22.9 300 0 1.2 9.53 0 10.7 14.0

300 426 4284 85.7 14.3 75 0 0.3 2.93 0 3.2 5.5

75 448 4731 94.6 5.4

Sieves Std.Value

% Composition in Mix of Aggregates mm I II III AV. GrII

( a ) 11.2mm 35 % 13.2 100.0 100.0 100.0 100.0 100

( b ) 6.7mm 45 % 9.5 94.5 95.3 94.5 95.0 90-100

( c ) Dust 18.5 % 4.75 43.7 48.7 41.3 43.0 35-51( d ) Filler 1.5 % 2.36 31.8 36.5 28.3 31.5 24-39

Thus ( e ) Bitumen 5 % 1.18 22.9 26.4 19.5 22.5 15-32

Aggregate 95 % 300 14.3 17.0 10.7 14.0 9-19

% Composition in Mix 75 5.4 5.1 3.2 5.5 3-8

( a ) 11.2mm 33.3 %

( b ) 6.7mm 42.8 % Mix I selected

( c ) Dust 17.6 %

( d ) Filler 1.4 %

( e ) Bitumen 5 %

Aggregate 100 %

MARSHAL STABILITY TEST

% Passing

% Passing


3/8

0

20

40

60

80

100

120

0.01 0.1 1 10 100

%passing

Sieve Size

BC - Gradation Chart


4/8

%

11.2mm 35

6.7mm 45

Dust 18.5

Filler 1.5

Total 100

11.2 6.7 Dust Filler 11.2 6.7 Dust Filler 1/4 1/2 5/8 3/4 V 1/4 V 1/2

35 45 18.5 1.5 0

13.2 100.00 100.00 100.00 100.00 35.00 45.00 18.50 1.50 0.00 100.00 100 100 Yes 100 100 100 100 0.00 0.0

9.5 84.20 100.00 100.00 100.00 29.47 45.00 18.50 1.50 0.00 94.47 90 100 Yes 92.5 95 96.3 97.5 1.97 0.5

4.75 0.00 52.60 100.00 100.00 0.00 23.67 18.50 1.50 0.00 43.67 35 51 Yes 39 43 45 47 4.67 0.6

2.36 0.00 28.00 95.50 100.00 0.00 12.60 17.67 1.50 0.00 31.77 24 39 Yes 27.8 31.5 33.4 35.3 4.02 0.2

1.18 0.00 15.80 77.00 100.00 0.00 7.11 14.25 1.50 0.00 22.86 15 30 Yes 18.8 22.5 24.4 26.3 4.11 0.3

0.3 0.00 2.40 63.50 100.00 0.00 1.08 11.75 1.50 0.00 14.33 9 19 Yes 11.5 14 15.3 16.5 2.83 0.3

0.075 0.00 0.60 19.50 100.00 0.00 0.27 3.61 1.50 0.00 5.38 3 8 Yes 4.25 5.5 6.13 6.75 1.13 0.1

18.72 2.2

0.25 0.5

Blending PercentagesIndividual GradationsSieve

Size

S.D.B.C. Mix is of:

Variation Chang

Sum of variation

S.D.B.C. MIX Design - Blending Sheet

JMFLower

Limit

Upper

Limit

Fitting

In


5/8

I II II

1 Weight of Marshal Mould prepared with Bitumen Mix (Gms) 1200 1195 1190

2 Weight of Marshal Mould with wax in water (Gms) 675 670 670

3 Volume of Mould in C.C. 525 525 520

4 Marshal Density gm/cc 2.29 2.28 2.29

5 Average Marshal Density gm.cc 2.28

1 Test Specimen I

2 % Binder Content 5

3 % Aggregate 95

4 Specific Gravity of Mix Aggregate 2.55

5 Density of the Mix 2.28

a % Vas = % Binder x Density / 1 11.4

b % Vag = % Aggregate x Density / Sp.Gravity 85.1

c % Voids in mineral Aggregate ( VMA) (100-b) 14.9 15.0 Max

d Air Voids in mineral Aggregate (c-a) 3.5 3-5 %

e % Voids in mineral Aggregate filled with Bitumen a/c*100 76.5 65-78 %f Theortical Density of Mix gm/cc

g Marshal Stability (Kg.) 1122

h Correction Factor 0.96

i Real Marshal Stability ( h x j ) 1077

j Marshal Flow 3.5

Date of test 14.6.13

Location of Plant Not mentioned

Source of Grit Not mentioned

Type of Bitumen 60-70

(A) Marshal Density Test ( SDBC)

(B) MIX DESIGN FOR SDBC


6/8

1

2

3

4

Dont work in this cell (No input is required)

Fill the cell with the data (Input is required)

The input data is Wrong (Dont input anything in this cell - Its a queary cell)

The input data is Right


7/8


8/8

STABILITY CORRECTIONS

Range (Volume) Co.Fact. Range (Volume) Co.Fact.

mm mm Stability mm mm Stability

444 456 1.25 523 535 0.96

457 470 1.19 536.00 546 0.93471 482 1.14 547 559 0.89

483 495 1.09 560 573 0.86

496 508 1.04 574 585 0.83

508 522 1

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SDBC With Filler