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Lab testing set
| Tests and analysis | Test method | Accreditation | Normative reference | Followed standard | Current standard version |
|---|---|---|---|---|---|
| Determination of particle size distrubution | Sieving method | EN 933-1:2012 | until 22 mei 2018 | ||
| Sieving method | NBN EN ISO 17892-4:2016 | yes | yes | ||
| Hydrometer method | BS 1377-part 2: 1990 - with calibration method Geotechniek | until 22 mei 2018 | |||
| Hydrometer method | NBN EN ISO 17892-4:2016 | yes | yes | ||
| Laser diffraction analysis | ISO 13320-1:1999 | yes | ISO 13320:2020 | ||
| Determination of organic content of soil | Chemical reaction with hydrogen peroxide | NBN 589-207:1969 | until 15 oktober 2018 | ||
| Chemical reaction with hydrogen peroxide | NBN B 11-256:2016 | yes | yes | ||
| Determination of calcareous content | Chemical reaction with hydrogen peroxide | NBN 589-209:1970 | yes | yes | |
| Determination of consistency limits | Determination of the Plasticity index, Liquid limit determined by Casagrande device | DIN 18122 Teil 1:1997 with Casagrande device accordingly BS 1377 - Part 2:1990 | yes | NBN EN ISO 17892-12:2018 | |
| Determination of the Plasticity index, Liquid limit determined by fall cone | DIN 18122 Teil 1:1997 with liquid limit accordingly NBN CEN ISO/TS 17892-12:2004 | yes | yes | ||
| Determination of Liquid Limit using Casagrande method | DIN 18122 Teil 1:1997 with Casagrande device accordingly BS 1377 - Part 2:1990 | yes | NBN EN ISO 17892-12:2018 | ||
| Determination of Liquid Limit using Fall Cone | NBN CEN ISO/TS 17892-12:2004 | yes | yes | ||
| Determination of the Plastic limit | DIN 18122 Teil 1:1997 | yes | yes | ||
| Determination of bulk density | Volumetric mass by weighing | NBN CEN ISO/TS 17892-2:2004 | until 14 februari 2017 | ||
| Volumetric mass by weighing | NBN EN ISO/IEC 17025:2017 | NBN EN ISO 17892-2:2015 (more specifically the ‘Linear measurement method’ §1,§2,§3,§4.1, §5.1 en §6.1) | yes | yes | |
| Determination of water content | Mass loss after drying in an oven | NBN CEN ISO/TS 17892-1:2004 | until 14 februari 2017 | ||
| Mass loss after drying in an oven | NBN EN ISO/IEC 17025:2017 | NBN EN ISO 17892-1:2015 | yes | yes | |
| Determination of particle density | Gas Pycnometer method | Method Geotechniek derived from ASTM D5550:2009 | until 9 june 2025 | ||
| Gas Pycnometer method | NBN EN ISO 17892-3:2016 | yes | yes | ||
| Determination of the stiffness and consolidation behaviour | Incremental loading oedometer test | BS 1377 - part 5:1990 | until 12 juni 2019 | ||
| Incremental loading oedometer test | NBN EN ISO/IEC 17025:2017 | NBN EN ISO 17892-5:2017 | yes | yes | |
| Creep test | NBN EN ISO 17892-5:2017 | yes | yes | ||
| Constant Rate of Strain (=CRS) | ASTM D4186/D4186M-12-e1 | until 15 december 2024 | |||
| Constant Rate of Strain (=CRS) | ASTM D4186/D4186M-20-e1 | yes | yes | ||
| Swell test | ASTM D4546-14 methode B | until 30 september 2023 | |||
| Swell test | ASTM D4546-21 methode B | yes | yes | ||
| Swell test | XP P94-091:1995 | yes | yes | ||
| Bender Element test: small-strain shear modulus | Method Geotechniek | yes | ASTM D8295 - 19 | ||
| Determination of undrained shear strength | Triaxial Unconfined Compression | NBN EN ISO/IEC 17025:2017 | Method Geotechniek derived from and with equipment according to BS 1377 - part 7:1990 §1, §2, §3, §7 en §8 | until 31 december 2024 | |
| Triaxial Unconfined Compression | NBN EN ISO/IEC 17025:2017 | (UC or) Unconfined Compression test for the determination of the undrained shear strength in compression accordingly NBN EN ISO 17892-7:2018 | yes | yes | |
| Triaxial Unconsolidated Undrained - Compression | NBN EN ISO/IEC 17025:2017 | Method Geotechniek derived from and with equipment according to BS 1377 - part 7:1990 §1, §2, §3, §7 and §8 | until 31 december 2024 | ||
| Triaxial Unconsolidated Undrained - Compression | NBN EN ISO/IEC 17025:2017 | Standard triaxial test for the determination of the undrained shear strength in compression accordingly NBN EN ISO 17892-8:2018 | yes | yes | |
| Shear vane test | BS 1377 - part 7:1990 §1, §2, §3, §7 and §8 | yes | yes | ||
| (Direct) Simple Shear | ASTM D6528-24 | yes | yes | ||
| Determination of drained shear strength | Triaxial - Consolidated Undrained - Compression | NBN EN ISO/IEC 17025:2017 | Method Geotechniek derived from and with equipment according to BS 1377 - part 8:1990 §1, §2, §3, §4, §5 (except §5.4), §6 en §7 (§8, CD triaxial test not in scope) | until 31 december 2024 | |
| Triaxial - Consolidated Undrained - Compression | NBN EN ISO/IEC 17025:2017 | Standard triaxial test for the determination of the drained shear strength in compression accordingly NBN EN ISO 17892-9:2018 | yes | yes | |
| Triaxial - Consolidated Undrained - Extension | Method Geotechniek derived from and with equipment according to NBN EN ISO 17892-9:2018 | yes | yes | ||
| Triaxial - Consolidated Drained - Compression | NBN EN ISO/IEC 17025:2017 | Standard triaxial test for the determination of the drained shear strength in compression accordingly NBN EN ISO 17892-9:2018 | yes | yes | |
| Triaxial - Consolidated Drained - U/R | Method Geotechniek derived from and with equipment according to NBN EN ISO 17892-9:2018 | yes | yes | ||
| Cyclic triaxial test | ASTM D5311/5311M-13 | yes | ASTM D5311/5311M-25 | ||
| Direct shear test - CD | NBN CEN ISO/TS 17892-10:2005 | yes | NBN EN ISO 17892-10:2019 | ||
| Determination of compaction characteristics | Proctor | ASTM D1557-07 (procedure C) + Annex for the modified proctor test and ASTM D698-07 (procedure B) + annex for standard proctor test | until 25 april 2017 | ||
| Proctor | NBN EN ISO/IEC 17025:2017 | EN 13286-2:2010 (+AC:2012) (with equipment in accordance with Annex A) for the standard proctor compaction and EN 13286-2:2010 (+AC:2012) (with equipment in accordance with Annex A) for the modified proctor test | yes | yes | |
| Proctor + IPI | ASTM D1557-07 (procedure C) + Annex for the modified proctor test and ASTM D698-07 (procedure B) + annex for the standard proctor test + NF P 94-078 (1992) (norm bepaling IPI) | until 25 april 2017 | |||
| Proctor + IPI | EN 13286-2:2010 (+AC:2012) (with equipment in accordance with Annex A) for the standard proctor test and EN 13286-2:2010 (+AC:2012) (with equipment in accordance with Annex A) for the modified proctor test + NF P 94-078 (1992) (standard determination IPI) | yes | NBN EN13286-47:2012 | ||
| Minimum Index Density | Method Geotechniek derived from ASTM D4254:2000(2006)e1 | yes | ASTM D4254-16 | ||
| Determination of the permeability | Falling head permeameter | NBN CEN ISO/TS 17892-11:2005 (more specifically the ‘Falling head’ §1, §2, §3, §4.1, §4.2 and §5.1) | yes | NBN EN ISO 17892-11:2019 | |
| Constant head permeameter | NBN EN ISO/IEC 17025:2017 | NBN CEN ISO/TS 17892-11:2005 (more specifically the ‘Constant head in permeameter’ §1,§2,§3,§4.1, §4.3 and §5.2) | until 31 december 2024 | ||
| Constant head permeameter | NBN EN ISO/IEC 17025:2017 | NBN EN ISO 17892-11:2019 (without the paragraphs of falling head permeameter, flexible wall setup and the oedometer setup) | yes | yes | |
| Flexible wall permeameter | NBN CEN ISO/TS 17892-11:2005 (more specifically the ‘Constant head in triaxial cell’ §1,§2,§3,§4.1, §4.4 adn §5.3) | until 31 mei 2022 | |||
| Flexible wall permeameter | NBN EN ISO 17892-11:2019 (more specifically the ‘Flexible wall permeameter’ §1-§4, §5.2.1, §5.2.3, §5.3-§5.6, §6.1; §6.2.1; §6.2.3 and §6.3.3; §6.4-§6.5) | yes | yes | ||
| Determination of chloride content | Analysis of water soluble chlorides | BS 1377 - part 3:1990 | yes | BS 1377-3:2018 (+A1: 2021) | |
| Determination of clay conten | Methylene blue test | NF P 94-068:1998 | yes | yes | |
| Methylene blue test | NBN EN 933-9+A1:2013 | yes | yes | ||
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