National Association of Testing Authorities, Australia
Scope of Accreditation
Douglas Partners Pty Ltd
Site
Melbourne Laboratory
Accreditation No.
828
Site No.
510
Date of Accreditation
29 Mar 1965
Contact
Mr Scott Benbow
P: +61 0400183302
Availability
Services available to external clients
Scope of Accreditation
Melbourne Laboratory
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 | |||
| Evaluation of geotechnical and civil construction material - Aggregate properties | Aggregates | Sample preparation | Untreated bulk samples |
RC (Vic) Method 301.01 |
|
| Particle size distribution | Sieve analysis |
AS 1141.11.1 |
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| Shape | Flakiness |
AS 1141.15 |
|||
| Evaluation of geotechnical and civil construction material - Rock properties | Rocks | Moisture content | Drying oven |
AS 4133.1.1.1 |
|
| Point load strength index | Not applicable |
AS 4133.4.1 |
|||
| Evaluation of geotechnical and civil construction material - Soil classification | Soils | Description, identification and classification | Not applicable |
AS 1726 Tables 9 and 10 |
|
| Sieve analysis | Not applicable |
AS 1289.3.6.1 |
|||
| Liquid limit | Casagrande four point; Casagrande one point |
AS 1289.3.1.1, AS 1289.3.1.2 |
|||
| Weighted plasticity index | Not applicable | RC (Vic) Method 326.01 | |||
| Plasticity index | Casagrande |
AS 1289.3.3.1 |
|||
| Moisture content | Drying oven |
AS 1289.2.1.1 |
|||
| Linear shrinkage | Not applicable |
AS 1289.3.4.1 |
|||
| Plastic limit | Not applicable |
AS 1289.3.2.1 |
|||
| Particle density | Not applicable |
AS 1289.3.5.1 |
|||
| Evaluation of geotechnical and civil construction material - Soil compaction characteristics | Soils | Dry density/moisture content relationship | Modified compactive effort; Standard compactive effort |
AS 1289.5.1.1, 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 consolidation | Soils | Consolidation | One-dimensional |
AS 1289.6.6.1 |
|
| Consolidation | One-dimensional | ASTM D4186 | |||
| 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; Measured |
AS 1289.5.4.1 |
|
| Compaction control | Hilf |
AS 1289.5.7.1 |
|||
| Field moisture content | Nuclear gauge |
AS 1289.5.8.1 |
|||
| Characteristic field density values |
RC (Vic) Method 316.00 |
||||
| Characteristic field density values | Not applicable | RC (Vic) Method 330.04 | |||
| Density - In-situ | Nuclear gauge |
AS 1289.5.8.1 |
|||
| Moisture ratio assessment of dry back | Not applicable |
RC (Vic) Method 316.14 |
|||
| 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 | Assignment of CBR and percent swell | RC (Vic) Method 324.01 | |
| Bearing ratio | Remoulded specimens |
AS 1289.6.1.1 |
|||
| 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, AS 1289.6.7.2, AS 1289.6.7.3 |
|
| Evaluation of geotechnical and civil construction material - Soil pre-treatment | Soils | Soil pre-treatment | Repeated compaction pre-treatment |
AS 1289.1.1 RC (Vic) Method 301.05 |
|
| Evaluation of geotechnical and civil construction material - Soil reactivity | Soils | Swell/collapse | One-dimensional | ASTM D4546 | |
| 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 | Lime saturation point | Not applicable | RC (Vic) Method 131.01 | |
| Sample preparation | Cement stabilisation; Lime stabilisation |
RC (Vic) Method 301.03, RC (Vic) Method 301.06 |
|||
| Evaluation of geotechnical and civil construction material - Soil thermal properties | Soils | Thermal conductivity | In-situ measurement; Laboratory measurement | ASTM D5334 | |
| Evaluation of geotechnical and civil construction material - Soil triaxial strength | Soils | Triaxial strength | Triaxial consolidate drained |
BS EN ISO 17892-9 |
|
| Triaxial strength | Triaxial undrained with pore water pressure measured; Triaxial undrained without pore water pressure measurement |
AS 1289.6.4.1, AS 1289.6.4.2 |
|||
| Sample collection | Aggregates | Not applicable | Aggregate from a pavement; Aggregate from a stockpile |
AS 1141.3.1 |
|
| Soils | Not applicable | Disturbed sampling from earthwork; Disturbed soil sampling from a pavement; Disturbed soil sampling from a stockpile; Disturbed soil sampling in-situ |
AS 1289.1.2.1 |
||
| Not applicable | Site selection - Random sampling; Site selection - Random stratified sampling |
AS 1289.1.4.1 RC (Vic) Method 316.10 |
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.
828
Site No.
510
Print date
07 Dec 2023
END OF SCOPE
