LAB TEST


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COARSE AGGREGATE

As Per IS Code

S.NO. Name of Test Minimum Period required for testing Minimum Quantity of Sample Required for One Test
1 Impact Value 2 Days 10 Kg
2 Sieve Analysis (Grading) 2 Days 10 Kg
3 Crushing Value 2 Days 20 Kg
4 Los Angeles/ Abrasion Value 2 Days 20 Kg
5 Water Absorption / Moisture Content 3 Days 5 Kg
6 Specific Gravity 3 Days 5 Kg
7 Bulk Density 2 Days 10 Kg
8 Flakiness Index 2 Days 20 Kg
9 Elongation Index 2 Days 20 Kg
10 Deleterious Material 5 Days 5 Kg
11 10 % Fine Value 2 Days 20 Kg
12 Alkali Reactivity 7 Days 5 Kg
13 Organic Impurities 2 Days 10 Kg
14 W. M. M. Mix Design (as per MORT & H)* 6 Days 60 mm ‐ 30 Kg
20 mm ‐ 60 Kg
12.5 mm ‐ 30 Kg

FINE AGGREGATE / SAND

As Per IS Code

S.NO. Name of Test Minimum Period required for testing Minimum Quantity of Sample Required for One Test
1 Sieve Analysis (Grading) / Fineness Modulus 2 Days 10 Kg
2 Bulk Density 2 Days 5 Kg
3 Specific Gravity 2 Days 5 Kg
4 Water Absorption 3 Days 5 Kg
5 Surface Moisture Content 3 Days 5 Kg
6 Silt Content 2 Days 5 Kg
7 Organic Impurities / % of Deleterious Material 3 Days 10 Kg

CEMENT

As Per IS Code

S.NO. Name of Test Minimum Period required for testing Minimum Quantity of Sample Required for One Test
1
Fineness by Drying Sieving Test
by Blaine′s Air Permeability
2 days 5 Kg
3 days 5 Kg
2 Standard Consistency of Paste 3 Days 5 Kg
3 Initial & Final Setting Time 3 Days 5 Kg
4
Soundness (Le – Chatelier Test)
(Autoclave Test)
3 Days 2 Kg
3 days 2 Kg
5 Density / Specific Gravity 3 Days 5 Kg
6 Tensile Strength 4 Days 3 Kg
7 Compressive Strength of cubes (including preparation of Sample) 30 Days 1 Full Bag

CEMENT CONCRETE

As Per IS Code

S.NO. Name of Test Minimum Period required for testing Minimum Quantity of Sample Required for One Test
1 Compressive Strength (Cement Concrete Cubes) 7 Days / 28 Days Set of 3 Cubes
2 Concrete Mix Design (Including Lab Testing in Normal Condition) 11 Days / 32 Days 1 Bag Cement, 2 Bag Aggregate , 2 Bag Sand
3 Casting of C.C. Cube & Determination of Compressive Strength (Normal Condition) 10 Days at Field 1 Bag Cement, 1 Bag Aggregate , 1 Bag Sand
4 Slump Test / Compaction Factor Test 3 Days ------
5 Compressive Strength of Cylindrical Core 7 Days / 28 Days Set of 3 Core Sample

BRICK / TILES / PAVER BLOCK

As Per IS Code

S.NO. Name of Test Minimum Period required for testing Minimum Quantity of Sample Required for One Test

BURNT CLAY / FLYASH BRICKS :-

1 Dimension Tolerance 2 Days 10 Nos
2 Water Absorption 3 Days 5 Nos
3 Compressive Strength 6 Days 5 Nos
4 Efflorescence 4 Days 5 Nos

TILES :-

5 Water Absorption 3 Days 6 Nos
6 Dimension 2 Days 6 Nos
7 Chemical Resistance 7 Days 6 Nos
8 MOHS Hardness 3 Days 6 Nos
9 Abrasion Test 3 Days 6 Nos
10 Modulus of Rupture (MOR) 3 Days 6 Nos
11 Flexure Strength 3 Days 6 Nos

PAVER BLOCK :-

12 Water Absorption 3 Days 3 Nos
13 Compressive Strength 3 Days 3 Nos
14 Abrasion Resistance 3 Days 3 Nos

WATER (CONSTRUCTION & DRINKING)

As Per IS Code

S.NO. Name of Test Minimum Period required for testing Minimum Quantity of Sample Required for One Test

CONSTRUCTION WATER :-

1 pH Value 5 Days 1 Ltr.
2 Acidity, mg/lt. 5 Days 1 Ltr.
3 Alkalinity, mg/lt. 5 Days 1 Ltr.
4 Organics, mg/lt. 5 Days 1 Ltr.
5 Inorganic, mg/lt. 5 Days 1 Ltr.
6 Sulphates as ‐ SO3 , mg/lt. 5 Days 1 Ltr.
7 Suspended Matter, mg/lt. 5 Days 1 Ltr.
8 Chloride as cl , mg/lt. 5 Days 1 Ltr.

DRINKING / RAW WATER :-

9 ALL TEST 5 Days 1 Ltr.

STEEL

As Per IS Code

S.NO. Name of Test Minimum Period required for testing Minimum Quantity of Sample Required for One Test
1 Tensile Strength (including Elongation & Weight Per Meter & Yield Stress) 3 Days 4 Nos.
2 Bend Test 3 Days 2 Nos.
3 Rebend Test 3 Days 2 Nos.

BITUMEN

As Per IS Code

S.NO. Name of Test Minimum Period required for testing Minimum Quantity of Sample Required for One Test
1 Specific Gravity 3 Days 5 Kg
2 Softening Point 3 Days 5 Kg
3 Penetration Value 3 Days 5 Kg
4 Kinematic Viscosity 3 Days 5 Kg
5 Ductility 3 Days 5 Kg
6 Flash & Fire Point 3 Days 5 Kg
7 Job Mix Formula by Marshall Stability Test* (a) B.M. / D.B.M. / S.D.B.C. / B.C. 15 Days 2 Full Bag of each Aggregate (20, 13.2, 11.2, 6.0 mm,) Stone Dust Filler 5 Kg , Bitumen 5 kg
8 Striping Values* 2 Days 3 Kg
9 Bitumen Content / Binder Content 2 Days 5 Kg Bituminous Mix
10 Marshall Stability ------ Min 20 Kg.
11 Sieve Analysis (Grading)* (Including grading of B.M. / D.B.M. / S.D.B.C. / B.C. / W.M.M. ) 2 Days 10 Kg

SOIL

As Per IS Code

S.NO. Name of Test Minimum Period required for testing Minimum Quantity of Sample Required for One Test
1 Natural Moisture Content 3 Days 1 Kg
2 Sieve Analysis (Dry / Wet) 3 Days 5 Kg
3 Hydrometer Test 5 Days 5 Kg
4 Specific Gravity 3 Days 1 Kg
5
Atterberg’s Limit / Plasticity Index Liquid Limit
Plastic Limit
3 Days 5 Kg
3 Days 5 Kg
6 Shrinkage Limit 3 Days 2 Kg
7 Wet Density 3 Days 2 Kg
8 Dry Density 3 Days 2 Kg
9 Standard Proctor Test (OMC & MDD for Light & Heavy Compaction) 3 Days 20 Kg
10
C. B. R. Test (Excluding M.D.D. + O.M.C. )
(Including M.D.D. + O.M.C. )
5 Days 25 Kg
8 Days 35 Kg
11
Triaxial Test Drained Test
Undrained Test
4 Days 10 Kg
4 Days 10 Kg
12 Permeability Test 5 Days 20 Kg
13 Free Swell Index Test 4 Days 10 Kg
14 Swelling Pressure Test 4 Days 10 Kg
15 Direct Shear Test 4 Days 10 Kg
16 Consolidation Test / Void Ratio 9 Days 10 Kg
17 Unconfined Compressive Strength Test 4 Days 10 Kg
18 Porosity of Rock 3 Days -----
19 Point Load Index of Rock 3 Days -----
20 Chemical Analysis of Soil 4 Days 5 Kg