Testing Parameters

8/12/2019 Testing Parameters

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Sl. No. Test Test Method Frequencey

IS: 4031 OPC 43 grade(IS 8112-1989)

1 Physical Requirement IS: 4031

I) Fineness

Specific surface areain sq-cm/gm Not les than 2250 sq-cm/gm

II) Soundenes IS: 4031Expansion in Lechatlier's mould Not more than 10 mm

III) Intial setting time IS: 4031 Not less thatn 30 minutes

IV) Final setting time IS: 4031 Not less thatn 60 minutes

V) Compressive strength IS: 4031

a) 3 days Not les than 23 N/sqmm

b) 7 days Not les than 33 N/sqmm

c) 28 days Not les than 43 N/sqmm

VI) Consistancy of standard cement paste IS: 4031

1 Test fo 1000 bags

TEST FOR CEMENT


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Sl. No. Test Test Method Frequency

Grading Zone-II

10.0 mm 100

4.75 mm 90-100

2.36 mm 75-100

1.18 mm 55-90

600 micron 35-59

300 micron 8-30

150 micron 0-10

2 Silt contentAs per CPWD

Specification1 Test for 20 cum

3 Bulking of sandAs per CPWD

Specification1 Test for 20 cum

TEST FOR SAND

Pactical size distribution1

Shall not exceed 5

As per CPWDSpecification

Accepting Criter

PercentageIS Sieve

Designation

1 Test for 40 cum


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Grading Zone-III

100

90-100

85-100

75-100

60-79

Dec-40

0-10

%

a

passing for


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Sl. No. Test Test Method Frequency Accepting Criteria

1 Ph value IS:3025 Not less than 6.0

2 Limits of Acidity IS:3025 Maximum 5.0 ml

3 Limits of Alkanity' IS:3025 Maximum 25.0 ml

4 Percentage of solids IS:3025Maximum 500 mg/ltr for RCC

Maximum 2000 mg/ltr for RCC

Sulphate Maximum 400 mg/ltr

c) Suspended matters Maximum 2000 mg/ltr

d) Inorganic solids Maximum3000 mg/ltr for RCC

e) Organic solids Maximum 200 mg/ltr

1 Test in 3 monthsa) Chlorides

TEST FOR WATER


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Sl. No. Test Test Method Frequence

1 Slump TestAs per CPWD

Specification


1 Slump TestAs per CPWD

Specification

Column- 1 Test for 5 cum, Other

RCC 1 Test fo 20 cum

Column-1 Test for 20 cum

7 days 28 days

Slab, Beam- 1 Test for 20 cum 1:1:2 210 315

1:1.5:3 175 265

Other RCC- 1 Test for 20 cum 1:2:4 140 210

TEST FOR PLAIN CEMENT CONCRETE 1:2:4 RICHER MIX

TEST FOR REINFORCED CEMENT CONCRETE NOMINAL MIX

Accepting Criteria

Accepting Criteria

Nominal Mix

Compressive Strength(kg/sqcm)

Cube Test IS:5162


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Sl. No. Test Test Method Frequence Accepting Criteria

1 Percentage of soft/Deleterious Materials IS:2386 1 test for each source

2 Estimation of Organic Impurites IS:2386 1 test for40 cum

3 Surface Moisture IS:2386 1 test for 40 cum

4 Determination of 10% Fine Value IS:2386 1 test for 40 cum

5 Specified Gravity IS:2386 1 test for 40 cum

6 Bulk Density IS:2386 1 test for 40 cum

7 Crushing Strength IS:2386 1 test for 40 cum

8 Impact Value IS:2386 1 test for 40 cum

9 Particle Size DistributionAs per CPWD

Specification1 test for 10 cum


1 Percentage of soft/Deleterious Materials IS:2386 1 test for each source

2 Estimation of Organic Impurites IS:2386 1 test for 40 cum

3 Surface Moisture IS:2386 1 test for 10 cum

4 Determination of 10% Fine Value IS:2386 1 test for 10 cum

5 Specified Gravity IS:2386 1 test for 10 cum

6 Bulk Density IS:2386 1 test for 10 cum

7 Crushing Strength IS:2386 1 test for 10 cum

8 Impact Value IS:2386 1 test for 10 cum

9 Particle Size DistributionAs per CPWD

Specification1 test for 40 cum

TEST FOR STONE AGGREGATE FOR CEMENT CONCRETE/RCC

TEST FOR STONE AGGREGATE FOR DESIGN MIX CONCRETE


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Sl. No. Test Frequency Quantity Test Required Test carried o

Limit of Acidity

Limit s of Alkanity

Percent of solids

a) Chlorides

b) Sulphate

c) Suspanded matters

d) Inorganic solids

e) Organic solids

Physical Requirement

Fineness

Specific surface areain sq-cm/gm

Soundeness

Exapnsion in Lechatlier's mould

Intial setting time

Final setting time

Compressive strength

a) 3 days

b) 7 days

c) 28 days

Consistancy of standard cement pastePartice size distribution 1 Test for 40 cum

Silt content 1 Test for20 cum

Organic Impurities 1 Test for 20 cum

Bilking of sand 1 Test for 20 cum

Percentage of soft/Deleterious Materials 1 test for each source

Estimation of Organic Impurities 1 Test for10 cum

Surface Moisture 1 Test for10 cum

Detemination of 10% Fine Value 1 Test for10 cum

Specified Gravity 1 Test for10 cum

Bulk Density 1 Test for10 cum

Crushing Strength 1 Test for10 cum

Impact Value 1 Test for10 cum

Sand

Aggregate

PROFORMA FOR SUBMITTING TEST CARRIED OUT AS PER CTE

1 Test in 3 monthsWater

Cement 1 Test for 1000 bags

Page 2 of 2


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Sl. No. Test Frequency Quantity Test Required Test carr

Particle Size Distribution As per CPWD Specification

Percentage of soft/Deleterious Materials 1 test for each source

Estimation of Organic Impurities 1 test for 40 cum

Surface Moisture 1 test for 40 cum

Detemination of 10% Fine Value 1 test for 40 cum

Specified Gravity 1 test for 40 cum

Bulk Density 1 test for 40 cum

Crushing Strength 1 test for 40 cum

Impact Value 1 test for 40 cum

Particle Size Distribution As per CPWD Specification

Tensile Strength A) Under 10mm diameter 1 sample for 25 T

Retest

Rebound Test

Nominal Mass B) 10mm to 16mm dia. 1 sample for 35 T

Bend Test

Elongation Test

Proof Test C) Over 16mm dia. 1 sample

Dimentional Tolerance 1 Test in evary 50000 bricks (20 bricks to be selected)

Copmressive Strength 1 Test in evary 50000 bricks (15 bricks to be selected)

Water Absorption 1 Test in evary 50000 bricks (15 bricks to be selected)

Efflorescene 1 Test in evary 50000 bricks (15 bricks to be selected)

Slump Test Column- 1 Test for 5 cum, other RCC 1 Test for 20 cum

Column- 1Test for 5 cum

Slab, Beam - 1 Test for 20 cum

Other RCC - 1 Test for 20 cum

Aggregate for

other work

Steel

Bricks

Cube Test

RCC

mix design

Page 2 of 2


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1 Dimentional ToleranceAs per CPWD

Specification

1 Test in every 5000 bricks

(20 bricks to be selected)

Length=490+8cm, Width=242+4cm,

Height= 145+4cm

2 Compressive StrengthAs per CPWD

Specification


(15bricks to be selected)Not less than 75M/sqmm

3 Water AbsorptionAs per CPWD

Specification


(15 bricks to be selected)Not less than 20%

4 EffloreceneAs per CPWD

Specification


(15 bricks to be selected)Not more than 'Moderate'

TEST FOR BRICKS


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Sl. No. Test Test Method

1 Slupm TestAs per CPWD

Specification

1 Test per 5 m3

per column, 1

Test per 20 m3for

other thatn

column

2

Consistancy of

Concrete1 Test per 20 m

3

3

Weight per

cum,Cament factor &

Air Contest Test

As per CPWD

Specification1 Test per 20 m

3

4 Cube Test

7 days 28 days

Les than 5.0 1

6.0 to 15.0 2

15.0 to 30.0 3 Individual Strength 17.0N/sqmm Individual Strength 25.0N/sqmm

31.0 to 50.0 4 As per Design Mix As per Design Mix

Individual Strength 20.0 N/sqmm Individual Strength 30.0 N/sqmm

As per Design Mix As per Design Mix

Av. Strength 20+5=25.0 N/sqmm Av. Strength 30+5=35.0 N/sqmm

Individual variation should not be more than + 15% of the average

TEST FOR DESIGN MIX CONCRETE

Compressive Strength

M-25

Av. Strength 17+4=21.0 N/sqmm Av. Strength 25+4=29.0 N/sqmm

51 and above

4 plus 1

additional

sample for

each 50.0cum or part

thereof

M-30

Frequence for

IS:516

Quantity of

Concrete(cum)

Number of

Sample

Accepting Criteria

Slump shall be checked at the time of loading & placement location. At placement lo

slump measure shall confirmthe design slump.

1.6 to 4.5 for concrete transported and placed by normal methods. 0.80 to 3.5 for co

transported and placed by pumping methods.

As decided By Engineer- in charge

Design Mix


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40mm 20mm 12.5mm 40mm 20mm 10 mm

75mm 100 - - 63mm 100 - -

37.5mm 95-100 100 - 40mm 85-100 100 -

19.0mm 30-70 95-100 20mm 0-25 85-100 -

16mm - - 100 16mm - - -

11.2mm - - 90-100 12.5mm - - 100

9.5mm Oct-35 35-55 40-85 10mm -5 0-20 85-100

4.75m 0-5 0-10 0-10 4.75mm - 0-5 0-20

2.30mm - - 0-5

PARTICLE SIZE DISTRIBUTION OF COARSE AGGREGATE

GRADED STONE AGGREGATE UNGRADED STONE AGGREGATE

IS Sieve

Designation

IS Sieve

Designation

% passing by weight fof nominal size % passing by weight fof nominal size


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1 Tensile Strength IS:1608

2 Retest IS:1786

3 Rebound Test IS:1786

4 Nominal Mass IS:1786

5 Bend Test IS:1786

6 Elongation Test IS:1786

7 Proof Stress IS:1786

Sl. No.Chemical

Composition

As per Is 1786 Fe

415Sail TMT 415 TISCON TMT-42 Vizag Steel

1 CARBON 0.3 0.25 0.17 0.20

2 SULPHER 0.06 0.05 0.045 0.04

3 PHOSPHORUS 0.06 0.05 0.045 0.05

4SULPHER &

PHOSPHORUS0.11 0.10 0.09 0.09

TEST FOR STEEL

A) Under 10mm

diameter 1 sample

for 25T B) 10mmto 16mm dia. 1

sample for 35 T C)

Over 16mm dia. 1

sample for 45 T

MECHANICAL PROPERTIES

CHEMICAL PROPERTIES

Accepting Criteria

Sail - 500, Tiscon - 510, Vizag - 520

Sail - 22, Tiscon - 20, Vizag - 20

Sail - 415 Tiscon - 450, Vizag - 460


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Testing Parameters