National Association of Testing Authorities, Australia
Scope of Accreditation
GHD Pty Ltd
Site
Traralgon Laboratory
Accreditation No.
4092
Site No.
4085
Date of Accreditation
09 Dec 1992
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 contaminants | Aggregates | Foreign material in recycled aggregate | Manual classification | RC (Vic) Method 372.04 | |
| Clay and fine silt | Settling |
AS 1141.33 |
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| Coarse aggregate quality | Visual comparison |
AS 1141.30.1 RC (Vic) Method 372.01 |
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| Evaluation of geotechnical and civil construction material - Aggregate properties | Aggregates | Particle density of coarse aggregate; Particle density of fine aggregate; Water absorption of coarse aggregate; Water absorption of fine aggregate | Not applicable |
AS 1141.5, AS 1141.6.1 |
|
| Particle size distribution | Sieve analysis |
AS 1141.11.1 |
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| Particle size distribution | Sieve analysis of material finer than 75 µm |
AS 1141.12 |
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| Shape | Proportional calliper |
AS 1141.14 |
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| Shape | Average least dimension |
AS 1141.20.3 |
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| Shape | Flakiness |
AS 1141.15 |
|||
| Sample preparation | Untreated bulk samples |
RC (Vic) Method 301.01 |
|||
| Evaluation of geotechnical and civil construction material - Soil classification | Soils | Liquid limit | Casagrande one point; Cone four point |
AS 1289.3.1.1, AS 1289.3.1.2 |
|
| Moisture content | Drying oven |
AS 1289.2.1.1 |
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| Description, identification and classification | Not applicable |
AS 1726 Tables 9 and 10 |
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| Plastic limit | Not applicable |
AS 1289.3.2.1 |
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| Linear shrinkage | Not applicable |
AS 1289.3.4.1 |
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| Plasticity index | Casagrande |
AS 1289.3.3.1 |
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| Particle density | Not applicable |
AS 1289.3.5.1 |
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| Moisture content | Correlation |
AS 1289.2.3.1 |
|||
| Sieve analysis | Not applicable |
AS 1289.3.6.1 |
|||
| Moisture content | Infrared light |
AS 1289.2.1.5 |
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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 |
|
| 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 |
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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 field density | Soils | Dry density ratio; Moisture ratio | Calculation |
AS 1289.5.4.1 |
|
| Moisture ratio assessment of dry back | Not applicable |
RC (Vic) Method 316.14 |
|||
| Density - In-situ; Field moisture content | Nuclear gauge |
AS 1289.5.8.1 |
|||
| Characteristic field density values | Not applicable |
RC (Vic) Method 316.00 |
|||
| Density index | Not applicable |
AS 1289.5.6.1 |
|||
| Field moisture content | Nuclear gauge |
AS 1289.5.8.1 |
|||
| Compaction control | Hilf |
AS 1289.5.7.1 |
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| Evaluation of geotechnical and civil construction material - Soil fine particles | Soils | Fine particle analysis | Hydrometer |
AS 1289.3.6.3 |
|
| Evaluation of geotechnical and civil construction material - Soil in-situ penetration | Soils | Penetration in-situ | Dynamic cone |
AS 1289.6.3.2 |
|
| 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 permeability | Soils | Permeability | Constant head for a remoulded specimen; Falling head for a remoulded specimen; Flexible wall permeameter |
AS 1289.6.7.1, 6.7.2, AS 1289.6.7.3 |
|
| Evaluation of geotechnical and civil construction material - Soil pre-treatment | Soils | Soil pre-treatment | Repeated compaction pre-treatment |
RC (Vic) Method 301.05 |
|
| Soil pre-treatment | Not applicable |
AS 1289.1.1 RC (Vic) Method 301.01 |
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| Evaluation of geotechnical and civil construction material - Soil reactivity | Soils | Reactivity | Shrink/swell |
AS 1289.7.1.1 |
|
| Evaluation of geotechnical and civil construction material - Soil shear strength | Soils | Shear strength | Direct shear force |
AS 1289.6.2.2 |
|
| Evaluation of geotechnical and civil construction material - Soil stabilisation | Soils | Sample preparation | Cement stabilisation; Lime stabilisation |
RC (Vic) Methods 301.03 (field samples only), 301.06 |
|
| Evaluation of geotechnical and civil construction material - Soil triaxial strength | Soils | Triaxial strength | Triaxial undrained without pore water pressure measurement |
AS 1289.6.4.1 |
|
| Sample collection | Aggregates | Not applicable | Aggregate from a pavement; Aggregate from a stockpile |
AS 1141.3.1 |
|
| Soils | Not applicable | Site selection - Random stratified sampling |
RC (Vic) Method 316.10 |
||
| Not applicable | Disturbed sampling from earthwork; 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 |
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Accreditation No.
4092
Site No.
4085
Print date
16 May 2022