Laboratory Name XPLORER TESTING LABORATORY, PLOT NO 3, SARHAUL, SECTOR 18 (OPP. HIPA), , , Accreditation Standard ISO/IEC 17025:2017 Certificate Number TC-5673 Page No. : 1 / 5 Validity 12/07/2019 to 11/07/2021 Last Amended on -

S.No Discipline / Group Product / Material of Specific Test Test Method Range of Testing/ Test Performed Specification Limits of Detection against which tests are performed Permanent Facility

1 MECHANICAL- Coarse Aggregate 10 % Fine Value IS 2386 ( Part- IV ): 50 kN to 400 kN BUILDINGS 1963 MATERIALS

2 MECHANICAL- Coarse Aggregate Aggregate Crushing IS 2386 ( Part- IV ): 5 % to 50 % BUILDINGS Value 1963 MATERIALS

3 MECHANICAL- Coarse Aggregate Bulk Density IS 2386 ( Part- III ): 0.8 g/cc to 2.0 g/cc BUILDINGS 1963 MATERIALS

4 MECHANICAL- Coarse Aggregate Combined Flakiness & IS 2386 ( Part- I): 1963 5 % to 80 % BUILDINGS Elongation Test MATERIALS

5 MECHANICAL- Coarse Aggregate Deleterious Material IS 2386 ( Part- II ): 0 % to 10 % BUILDINGS (Clay Lumps) 1963 MATERIALS

6 MECHANICAL- Coarse Aggregate Impact Value IS 2386 ( Part- IV ): 5 % to 50 % BUILDINGS 1963 MATERIALS

7 MECHANICAL- Coarse Aggregate Los Angeles Abrasion IS 2386 ( Part- IV ): 5 % to 50 % BUILDINGS Test 1963 MATERIALS

8 MECHANICAL- Coarse Aggregate Particle Size & Shape IS 2386 ( Part- I ): 1963 4.75 mm to 63 mm BUILDINGS MATERIALS

9 MECHANICAL- Coarse Aggregate Soundness Test by IS 2386 ( Part- V ): 0.1 % to 20 % BUILDINGS Sodium Sulphate 1963 MATERIALS

This is annexure to 'Certificate of Accreditation' and does not require any signature. Laboratory Name XPLORER TESTING LABORATORY, PLOT NO 3, SARHAUL, SECTOR 18 (OPP. HIPA), GURGAON, HARYANA , INDIA Accreditation Standard ISO/IEC 17025:2017 Certificate Number TC-5673 Page No. : 2 / 5 Validity 12/07/2019 to 11/07/2021 Last Amended on -

S.No Discipline / Group Product / Material of Specific Test Test Method Range of Testing/ Test Performed Specification Limits of Detection against which tests are performed

10 MECHANICAL- Coarse Aggregate Specific Gravity IS 2386 ( Part- III ): 2.0 to 4.0 BUILDINGS 1963 MATERIALS

11 MECHANICAL- Coarse Aggregate Water Absorption IS 2386 ( Part- III ): 0.1 % to 10 % BUILDINGS 1963 MATERIALS

12 MECHANICAL- Fine Aggregate Bulk Density IS 2386 ( Part- III ): 0.8 g/cc to 2.0 g/cc BUILDINGS 1963 MATERIALS

13 MECHANICAL- Fine Aggregate Determination of IS 2386 (Part- I ): 1963 0.1 % to 50 % BUILDINGS Material Finer than 75 MATERIALS µ

14 MECHANICAL- Fine Aggregate Organic Impurities IS 2386 (Part- II): 1963 Qualitative(Visual) BUILDINGS MATERIALS

15 MECHANICAL- Fine Aggregate Particle Size & Shape IS 2386 (Part -1): 1963 0.075 mm to 4.75 mm BUILDINGS MATERIALS

16 MECHANICAL- Fine Aggregate Soundness by Na2SO4 IS 2386 ( Part- V ): 0.1 % to 20 % BUILDINGS 1963 MATERIALS

17 MECHANICAL- Fine Aggregate Specific Gravity IS 2386 ( Part - III ): 2 to 4 BUILDINGS 1963 MATERIALS

18 MECHANICAL- Fine Aggregate Water Absorption IS 2386 ( Part- III ): 0.1 % to 10 % BUILDINGS 1963 MATERIALS

19 MECHANICAL- SOIL Rock Abrasiveness of Rock ASTM - D7626 : 2010 0.30 CAI to 7.00 CAI AND ROCK using the CERCHAR Method

This is annexure to 'Certificate of Accreditation' and does not require any signature. Laboratory Name XPLORER TESTING LABORATORY, PLOT NO 3, SARHAUL, SECTOR 18 (OPP. HIPA), GURGAON, HARYANA , INDIA Accreditation Standard ISO/IEC 17025:2017 Certificate Number TC-5673 Page No. : 3 / 5 Validity 12/07/2019 to 11/07/2021 Last Amended on -

S.No Discipline / Group Product / Material of Specific Test Test Method Range of Testing/ Test Performed Specification Limits of Detection against which tests are performed

20 MECHANICAL- SOIL Rock Determination of IS 9221: 1979 5000 MPa to 100000 AND ROCK Modulus of Elasticity MPa and Poisson's Ratio of Rock Materials in Uniaxial Compression

21 MECHANICAL- SOIL Rock Dry Density IS 13030: 1991 1 g/cc to 2.5 g/cc AND ROCK

22 MECHANICAL- SOIL Rock Method for IS 13047: 1991 10 MPa to 200 MPa AND ROCK Determination of Strength of Rock Materials in Triaxial Compression

23 MECHANICAL- SOIL Rock Point Load Test IS 8764 Part 16: 1988 1 Mpa to 40 Mpa AND ROCK

24 MECHANICAL- SOIL Rock Porosity IS 1124: 1974 0.1 % to 30 % AND ROCK

25 MECHANICAL- SOIL Rock Slake Durability Test IS 10050: 1981 50 % to 99.9 % AND ROCK

26 MECHANICAL- SOIL Rock Specific Gravity IS 1122: 1974 2.0 to 3.0 AND ROCK

27 MECHANICAL- SOIL Rock Tensile Strength of IS 10082: 1981 5 MPa to 100 MPa AND ROCK Rock ( Brazilian Test)

28 MECHANICAL- SOIL Rock Unconfined IS 9143: 1979 10 MPa to 200 MPa AND ROCK Compressive Strength

29 MECHANICAL- SOIL Rock Water Absorption IS 1124: 1974 0.1 % to 20 % AND ROCK

30 MECHANICAL- SOIL Rock Water Content IS 13030: 1991 0.1 % to 40 % AND ROCK

31 MECHANICAL- SOIL Soil California Bearing IS 2720 (Part 16): 1987 1 % to 80 % AND ROCK Ratio

This is annexure to 'Certificate of Accreditation' and does not require any signature. Laboratory Name XPLORER TESTING LABORATORY, PLOT NO 3, SARHAUL, SECTOR 18 (OPP. HIPA), GURGAON, HARYANA , INDIA Accreditation Standard ISO/IEC 17025:2017 Certificate Number TC-5673 Page No. : 4 / 5 Validity 12/07/2019 to 11/07/2021 Last Amended on -

S.No Discipline / Group Product / Material of Specific Test Test Method Range of Testing/ Test Performed Specification Limits of Detection against which tests are performed

32 MECHANICAL- SOIL Soil Consolidation IS 2720 (Part 15): 1986 0.01 to 4.5 AND ROCK

33 MECHANICAL- SOIL Soil Direct Shear IS 2720 (Part 13): 1986 2 deg to 48 deg AND ROCK

34 MECHANICAL- SOIL Soil Free Swell Index IS 2720 (Part 40): 1977 0 % to 400 % AND ROCK

35 MECHANICAL- SOIL Soil Grain Size Analysis by IS 2720 (Part 4): 1985 2 micron to 75 micron AND ROCK Hydrometer

36 MECHANICAL- SOIL Soil Grain Size Analysis by IS 2720 (Part 4): 1985 75 micron to 20 mm AND ROCK Sieve

37 MECHANICAL- SOIL Soil Heavy Compaction IS 2720 (Part 8): 1983 0.5 % to 30 % AND ROCK

38 MECHANICAL- SOIL Soil Light Compaction IS 2720 (Part 7): 1980 0.5 % to 30 % AND ROCK

39 MECHANICAL- SOIL Soil Liquid Limit IS 2720 (Part 5): 1985 15 % to 400 % AND ROCK

40 MECHANICAL- SOIL Soil Moisture Content IS 2720 (Part 2): 1973 0.1 % to 80 % AND ROCK

41 MECHANICAL- SOIL Soil Permeability IS 2720 (Part 17): 1986 10^ -4 cm/sec to 10^ - AND ROCK 10 cm/sec

42 MECHANICAL- SOIL Soil Plastic Limit IS 2720 (Part 5): 1985 5 % to 80 % AND ROCK

43 MECHANICAL- SOIL Soil Shrinkage Limit IS 2720 (Part 6): 1972 5 % to 50 % AND ROCK

44 MECHANICAL- SOIL Soil Specific Gravity IS 2720 (Part 3/Sec 1): 1.5 to 3.0 AND ROCK 1980

45 MECHANICAL- SOIL Soil Swelling Pressure IS 2720 (Part 41): 1977 0 kPa to 800 kPa AND ROCK

This is annexure to 'Certificate of Accreditation' and does not require any signature. Laboratory Name XPLORER TESTING LABORATORY, PLOT NO 3, SARHAUL, SECTOR 18 (OPP. HIPA), GURGAON, HARYANA , INDIA Accreditation Standard ISO/IEC 17025:2017 Certificate Number TC-5673 Page No. : 5 / 5 Validity 12/07/2019 to 11/07/2021 Last Amended on -

S.No Discipline / Group Product / Material of Specific Test Test Method Range of Testing/ Test Performed Specification Limits of Detection against which tests are performed

46 MECHANICAL- SOIL Soil Triaxial Compression BS 17892 (Part 9): 0 kPa to 200 kPa AND ROCK Consolidated Drained 2018 (CD)

47 MECHANICAL- SOIL Soil Triaxial Compression IS 2720 (Part 12): 1993 0 kPa to 200 kPa AND ROCK Consolidated Undrained (CU) pore pressure measurement

48 MECHANICAL- SOIL Soil Triaxial Compression IS 2720 (Part 11): 1993 10 kPa to 400 kPa AND ROCK Unconsolidated Undrained (UU)

49 MECHANICAL- SOIL Soil Unconfined IS 2720 (Part 10): 1991 10 kPa to 400 kPa AND ROCK Compression (UC)

This is annexure to 'Certificate of Accreditation' and does not require any signature.