National Association of Testing Authorities, Australia
Scope of Accreditation
HiQA Geotechnical
Scope of Accreditation
ISO/IEC 17025 (2017)
Infrastructure and Asset Integrity
| Service | Product | Determinant | Technique | Procedure | Limitations |
|---|---|---|---|---|---|
| Establishment of annex facilities | Materials defined by all or some for which the site is accredited | Determinations defined by all or some for which the site is accredited | Techniques defined by all or some for which the site is accredited | ||
| Evaluation of geotechnical and civil construction material - Concrete, grout and mortar consistence in situ | Concrete, grout and mortar | Slump flow | Cone | AS1012.3.1 | |
| Evaluation of geotechnical and civil construction material - Concrete, grout and mortar properties | Concrete, grout and mortar | Mass per unit volume - Hardened concrete | Dimensions | AS1012.12.1 | |
| Compressive strength | Cylinder | AS1012.9 | |||
| Evaluation of geotechnical and civil construction material - Concrete, grout and mortar specimen manufacture and curing | Concrete, grout and mortar | Specimen manufacture and curing | Manufacture and curing of cylindrical specimens in the laboratory | AS1012.8.1 | |
| Evaluation of geotechnical and civil construction material - Soil chemical properties | Soils | Organic matter | Loss on ignition (LOI) |
ASTM D2974 Method A and C |
|
| Calcium carbonate content | Not applicable |
MRWA Method WA915.1 |
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| Evaluation of geotechnical and civil construction material - Soil classification | Soils | Moisture content | Drying oven |
AS 1289.2.1.1 MRWA Method WA110.1 |
|
| Linear shrinkage |
AS 1289.3.4.1 MRWA Method WA123.1 |
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| Liquid limit | Cone four point |
AS 1289.3.9.1 MRWA Method WA120.2 |
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| Liquid limit | Casagrande four point |
AS 1289.3.1.1 MRWA Method WA120.1 |
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| Description, identification and classification | Not applicable |
AS 1726 Tables 9 and 10 (Laboratory classification elements only) |
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| Sieve analysis | Not applicable |
AS 1289.3.6.1 MRWA Method WA115.1 MRWA Method WA115.2 |
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| Particle density | Not applicable |
AS 1289.3.5.1 |
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| Liquid limit | Casagrande four point; Casagrande one point |
AS 1289.3.1.1 AS 1289.3.1.2 MRWA Method WA120.1 |
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| Moisture content | Microwave oven |
AS 1289.2.1.4 MRWA Method WA110.2 |
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| Plasticity index | Casagrande; Cone |
AS 1289.3.3.1 AS 1289.3.3.2 MRWA Method WA122.1 |
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| Plastic limit | Not applicable |
AS 1289.3.2.1 MRWA Method WA121.1 |
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| Evaluation of geotechnical and civil construction material - Soil compaction characteristics | Soils | Dry density/moisture content relationship | Standard compactive effort |
AS 1289.5.1.1 MRWA Method WA132.1 MRWA Method WA132.2 |
|
| Dry density/moisture content relationship | Modified compactive effort |
AS 1289.5.2.1 MRWA Method WA133.1 MRWA Method WA133.2 |
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| Assignment of optimum moisture content/maximum dry density (OMC/MDD) | Not applicable |
AS 1289.5.4.2 |
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| Evaluation of geotechnical and civil construction material - Soil dispersion | Soils | Dispersion | Emerson class; Pinhole |
AS 1289.3.8.1 AS 1289.3.8.3 |
|
| Evaluation of geotechnical and civil construction material - Soil electrical properties | Soils | Electrical resistance | Not applicable |
AS 1289.4.4.1 |
|
| Evaluation of geotechnical and civil construction material - Soil field density | Soils | Density - In situ | Sand pouring apparatus |
MRWA Method WA324.1 |
|
| Dry density ratio; Moisture ratio | Calculation; Measured; Statistical selection of reference values |
AS 1289.5.4.1 AS 1289.5.4.3 MRWA Method WA134.1MRWA Method WA136.1 |
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| Compaction control | Hilf |
AS 1289.5.7.1 |
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| Density - In situ | Nuclear gauge |
AS 1289.5.8.1 MRWA Method WA324.2 |
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| Evaluation of geotechnical and civil construction material - Soil fine particles | Soils | Fine particle analysis | Hydrometer |
AS 1289.3.6.3 |
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| Evaluation of geotechnical and civil construction material - Soil in situ penetration | Soils | Penetration - In situ | Dynamic cone; Perth sand penetrometer |
AS 1289.6.3.2 AS 1289.6.3.3 |
|
| Evaluation of geotechnical and civil construction material - Soil laboratory bearing properties | Soils | Bearing ratio | Remoulded specimens |
AS 1289.6.1.1 MRWA Method WA141.1 |
|
| Compressive strength | Uniaxial maximum dry |
MRWA Method WA140.1 |
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| Evaluation of geotechnical and civil construction material - Soil natural contaminants | Soils | Acidity | pH |
AS 1289.4.3.1 |
|
| Evaluation of geotechnical and civil construction material - Soil pre-treatment | Soils | Soil pre-treatment | Not applicable |
AS 1289.1.1 MRWA Method WA105.1 |
|
| Evaluation of geotechnical and civil construction material - Soil stabilisation | Soils | Compressive strength | Uniaxial unconfined |
AS 5101.4 |
|
| Sample collection | Concrete, grout and mortar | Not applicable | Fresh concrete from a mixer | AS1012.1 | |
| Soils | Not applicable | Site selection - Random sampling |
AS 1289.1.4.1 AS 1289.1.4.2MRWA Method WA0.1 MRWA Method WA100.1 |
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| Not applicable | Disturbed sampling from earthwork; Disturbed soil sampling from a face; Disturbed soil sampling from a pavement; Disturbed soil sampling from a stockpile; Disturbed soil sampling from a windrow; Disturbed soil sampling in situ |
AS 1289.1.2.1 AS 1141.3.1MRWA Method WA100.1 |
ISO/IEC 17025 (2017)
Infrastructure and Asset Integrity
| Service | Product | Determinant | Technique | Procedure | Limitations |
|---|---|---|---|---|---|
| Annex facility | Materials defined by all or some for which the site is accredited | Determinations defined by all or some for which the site is accredited | Techniques defined by all or some for which the site is accredited | Bonney Downs Annex Facility. Site # 27351 is established from 6 June 2026 until 6 December 2026 for SRG Global, Contract No. 2605. |
ISO/IEC 17025 (2017)
Infrastructure and Asset Integrity
| Service | Product | Determinant | Technique | Procedure | Limitations |
|---|---|---|---|---|---|
| Annex facility | Materials defined by all or some for which the site is accredited | Determinations defined by all or some for which the site is accredited | Techniques defined by all or some for which the site is accredited | The Pilgangoora Annex Facility. Site# 27551 is established from 21 August 2026 until 21 February 2027 for SRG Global, Contract No: T836.26. |
ISO/IEC 17025 (2017)
Infrastructure and Asset Integrity
| Service | Product | Determinant | Technique | Procedure | Limitations |
|---|---|---|---|---|---|
| Annex facility | Materials defined by all or some for which the site is accredited | Determinations defined by all or some for which the site is accredited | Techniques defined by all or some for which the site is accredited | The Wagerup Annex Facility. Site# 27506 is established from 3 July 2026 until 20 August 2027 for Charles Hull, Contract No: T830/26. |
The only data displayed is that deemed relevant and necessary for the clear description of the Activities and Services covered by the Scope of Accreditation (SoA).
Grey text appearing in a SoA is additional freetext providing further refinement or information on the data in the preceding line entry.
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Accreditation No.
2337
Site No.
2330
Print date
25 Aug 2026