
National Association of Testing Authorities, Australia
Scope of Accreditation
Geotest Civil Services
Site
Geotest Civil Services
Accreditation No.
10664
Site No.
10657
Date of Accreditation
23 Sep 2025
Contact
Availability
Services available to external clients
Scope of Accreditation
ISO/IEC 17025 (2017)
Infrastructure and Asset Integrity
| Service | Product | Determinant | Technique | Procedure | Limitations |
|---|---|---|---|---|---|
| Evaluation of geotechnical and civil construction material - Aggregate properties | Aggregates | Particle size distribution | Sieve analysis of material finer than 75 µm | AS 1141.12 | |
| Particle size distribution | Sieve analysis | AS 1141.11.1 | |||
| Shape | Flakiness | AS 1141.15 | |||
| Shape | Average least dimension | AS 1141.20.3 | |||
| Evaluation of geotechnical and civil construction material - Soil classification | Soils | Linear shrinkage | Not applicable | AS 1289.3.4.1 | |
| Moisture content | Drying oven | AS 1289.2.1.1 | |||
| Plastic limit | Not applicable | AS 1289.3.2.1 | |||
| Liquid limit | Casagrande | AS 1289.3.1.2 | |||
| Plasticity index | Casagrande | AS 1289.3.3.1 | |||
| Liquid limit | Casagrande | AS 1289.3.1.1 | |||
| Sieve analysis | Not applicable | AS 1289.3.6.1 | |||
| Evaluation of geotechnical and civil construction material - Soil compaction characteristics | Soils | Dry density/moisture content relationship | Standard compactive effort | AS 1289.5.1.1 | |
| Dry density/moisture content relationship | Modified compactive effort | AS 1289.5.2.1 | |||
| Assignment of optimum moisture content/maximum dry density (OMC/MDD) | Not applicable | AS 1289.5.4.2 | |||
| Evaluation of geotechnical and civil construction material - Soil dispersion | Soils | Dispersion | Emerson class | AS 1289.3.8.1 | |
| Evaluation of geotechnical and civil construction material - Soil field density | Soils | Field moisture content | Nuclear gauge | AS 1289.5.8.1 | |
| Moisture ratio | Measured | AS 1289.5.4.1 | |||
| Density - In situ | Nuclear gauge | AS 1289.5.8.1 | |||
| Dry density ratio | Calculation | AS 1289.5.4.1 | |||
| Characteristic field density values | Not applicable | RC (Vic) Method 316.00 | |||
| Compaction control | Hilf | AS 1289.5.7.1 | |||
| Evaluation of geotechnical and civil construction material - Soil in situ penetration | Soils | Penetration - In situ | Dynamic cone | AS 1289.6.3.2 | |
| Penetration - In situ | Perth sand penetrometer | 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 | |
| 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 sample preparation | Soils | Preparation of disturbed samples | Not applicable | AS 1289.1.1 | |
| Sample collection | Aggregates | Not applicable | Aggregate from a pavement; Aggregate from a stockpile | AS 1141.3.1 | |
| Soils | Not applicable | Site selection - Random sampling | AS 1289.1.4.1 | ||
| Not applicable | Site selection - Random stratified sampling | AS 1289.1.4.2 RC (Vic) Method 316.10 | |||
| Not applicable | Disturbed soil sampling from a pavement; Disturbed soil sampling from a stockpile | AS 1289.1.2.1 |
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.
Grey text appearing in a SoA is additional freetext providing further refinement or information on the data in the preceding line entry.
Accreditation No.
10664
Site No.
10657
Print date
13 Mar 2026