Beam Estimation

8/12/2019 Beam Estimation

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Bar no

span (ft) 5 4 3

steel area (As) in2 0.4 0.4 2 bottom bar area 4

fy (ksi) 60 60 5

fc (Ksi) 3.5 5

Height h (inch) 6 6

Tie #3 0.375 0.375

Main Bar Dia #4 0.625 0.5

Cover 0.5 0.5 assumed

d 4.8 4.9

b 6.0 6.0

a 1.3 0.9

row 0.014 0.014

row balance 0.019 0.024 balance failure

Mu k-ft 7.5 8.8

Point Load p kip 6.0 8.8

Point Load p ton 3.0 4.4

Point Load p KN 29 43.2

Beam Capacity Calculation


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SI (mm) area

10 0.11 No of Beam 6

12 0.20 No of Test cylinder 54

16 0.31 Length (ft) 5

Width (In) 6

Depth (In) 6

One beam volume (cft) 1.3

Total volume of beams 7.5

Cylinder volume (dia 4" X heigth 8") 3.1

wastage (%) 80

total volume (cft) 28.7

assumed ration (C:FA:CA) 1

Cement (bag) 4.35

F.A (cft) 8

C.A (cft) 16

Material Estimation

ONLY GIVE INPUT TO GREEN BOXES

this is only for material procurement

purpose


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Shrinkage 1.5

1.5 3

500 2176 tk

85 666 tk

150 2350 tk

3016 tk

8209


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SI No. Properties Test Methods Value

1 Bulk Specific Gravity (OD Basis) ASTM C127 2.52

2 Apparent Specific gravity (OD Basis) ASTM C 127 2.63

3 Absorption Capacity ASTM C127 1.7

4 Dry Rodded Unit Weight ASTM C29 1581

5 Moisture Content of FA in Laboratory - 5.8

6 Fineness Modulus (FM) ASTM C136 2.43

Remarks

Table 5.3.2.2 Specified Compressive Strength f'c (psi) 3500

Required Strength (psi) 4700

Required Strength (Mpa) 32.6

Table-8 Slump values (mm) 75-100Maximum Size of Aggregate (mm) 12.5

Table-8 Amount of Mixing Water (kg/m3) 216

Table-8 Entrapped Air(%) 2.5By Formula w/c ratio 0.50

Cement Content (kg/m3) 429

Dry Mass of CA (kg/m3) 846.06

SSD Mass of CA (kg/m3) 855

FA OD Basis (kg/m3) 765

FA SSD Basis (kg/m3) 778

Volume

MethodFA Calculation

Assumed BulDry Rodded Bulk Volume of CA (m3 per

m3 of ConcreteTable 6 0.59

CA Calculation

see yellow m

Table-1 : Properties of Fine Aggregate (FA)

Check Yell


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Unit SI No. Properties Test Methods

- 1 Bulk Specific Gravity (OD Basis) ASTM C127

- 2 Apparent Specific gravity (OD Basis) ASTM C 127

% 3 Absorption Capacity ASTM C127

Kg/m3 4 Dry Rodded Unit Weight ASTM C29

% 5 Moisture Content of CA in Laboratory -

- 6 Maximum Size ASTM C136

Free Moisture in FA (kg) 31.2

Free Moisture in CA (kg) -6.25

Adjusted Mixing Water 191

Adjusted FA (kg) 809Adjusted CA (kg) 849

Total Adjusted Wet Mass 2278

Total SSD Mass 2278

Final Mix Proportioning0.020734

Water 3.96 k Cement 16.78 kg

FA 17.6 kg

CA 47.2 kg

Adjusted Mass For Lab Aggregate Moisture

Required Volume of Concrete (m3)

GIVE INPUT ONLY TO

GREEN BOXES

Specific Gravity 3.15

ark in book

Table-2 : Properties of Coarse Aggregate (C

w Marks


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Value Unit

2.65 -

2.73 - Field Wt 500 gm

1.1 %

1434 Kg/m3 Oven Dry Wt 472.7 gm

0.4 %

12.5 mm Lab Moisture Content 5.8 %

Dia 4

Hight 8

0.00165

9

Length 5Mix Ratio Width 5

1 Hight 5

1.0

2.8 0.02457

0

0.01481

1.4

0.0207

Lab Moisture Co

Fine Aggregate

Volume of One Cylinder

)

Calculation

OK

Total Volume of Concrete

Volume of Concrete Estimation

Cylinder

Beam

No of Cylinder

Volume of One Beam

No of Beam

Volume of Concrete

Wastage Factor


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Field Wt 500 gm

Oven Dry Wt 498.2 gm

Lab Moisture Content 0.4 %

UNIT

inch

inch

m3

ftinchinch

m3

m3

tent Calculation

Coarse aggregate


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SIEVE SIZE SIZE

MASS

RETAIN

(gm)

INDIVIDUAL

% RETAIN

CUMULATIVE

% RETAIN

4.75 mm (No. 4 ) 4.75 0 0 0

2.36 mm (No. 8 ) 2.36 11 2 2

1.18 mm (No. 16 ) 1.18 45 9 11

600 m (No. 30 ) 0.6 112 22 34

300 m (No. 50 ) 0.3 190 38 72

150 m (No. 100 ) 0.15 109 22 94

0.075 22 4 98

pan - 11 2 96

TOTAL 500 2.13

A B S

492.6 1321.4 500

2625 gm

7102 gm

2832 cm3

1581 kg/m3

UNIT Wt OF FINE AGGREGATE

SP GRAVITY AND ABSORPTION CAPACITY

Test for Specific Gravity and Absorption Capacity of San

Test Method ASTM C128-88

Oven Dry Sample

(gm)Pyc+Water (gm) pyc+Water +Sample (gm)

C

SSD wt of

Sample(gm)

1629.7

gm/cm3Unit Wt

Weigth of Mold (T)

Weigth of Sand + Mold (G)

Volume of Mold (V)

1.581M=


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% PASSING

100

98

89

66

28

6

2

4

Bulk SSD Aparent

1.5 2.57 2.61 2.67

Absorption

Capacity

(nearest 0.1% )

Specific Gravity (nearest 0.01)

0

20

40

60

80

100

0.01 0.1 1

percentfiner(%

)

Particle Size (mm)

+ +

+

100


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10


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SIEVE SIZE SIZEMASS RETAIN

(gm)

INDIVIDUAL %

RETAIN

CUMULATIVE %

RETAIN

25 mm (1in) 25 0 0 0

19 mm (3/4 in ) 19 0 0 0

12.5 mm (1/2 in) 12.5 33 2 2

9.5 mm (3/8 in) 9.5 303 15 17

4.755 mm (No. 4) 4.75 1477.3 74 91

2.36 mm (No. 8) 2.36 181.3 9 100

Pan - 5.4

TOTAL 2000

Oven Dry Sample (gm) SSD wt in air (gm)SSD wt in water

(gm)

Absorption

Capacity (nearest

0.1% )

Specific Gravity

(nearest 0.01)

Bulk

A B C

1942.6 1982 1796.6 2.03 10.48

2625 gm

6686 gm

2832 cm3

SP GRAVITY AND ABSORPTION CAPACITY

Test for Specific Gravity and Absorption Capacity of Sand

Test Method ASTM C128-88

UNIT Wt OF FINE AGGREGATE

Weigth of Mold (T)

Weigth of Stone + Mold (G)

Volume of Mold (V)

100


12/16

1434 kg/m3

Unit Wt.

M=


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% PASSING

100

100

98

83

9

0

0

SSD Aparent

10.69 13.31

0

20

40

60

80

100

1 10

PercentFiner(%

)

Particle Size (mm)


14/16


15/16

100


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NAME QUANTITY TK

SAND 11 cft 420

stone 3/4 down 25 cft 3300

stone 1/2 down 5 cft 550

conveyance 1 track 1500

lobour + 42 plastic bag - 500

labour 2 person 1500 5/20/2014

cement 6 bag 2700

cement transport - 300

1 st lab mix + labour 1 person 500 7/15/2014

other cost 230

11500total cost

5/19/2014

10/9/2014

Beam Estimation

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