
National Association of Testing Authorities, Australia
Scope of Accreditation
Douglas Partners Pty Ltd
Site
Macarthur Laboratory
Accreditation No.
828
Site No.
10708
Date of Accreditation
07 Jun 1995
Contact
Availability
Services available to external clients
Scope of Accreditation
ISO/IEC 17025 (2017)
Infrastructure and Asset Integrity
Service | Product | Determinant | Technique | Procedure | Limitations |
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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 - Aggregate properties | Aggregates | 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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Evaluation of geotechnical and civil construction material - Soil chemical properties | Soils | Electrical conductivity | Direct reading | in-house method DP MAC2 | |
Evaluation of geotechnical and civil construction material - Soil classification | Soils | Plastic limit | Not applicable |
AS 1289.3.2.1, RMS (NSW) Method T109;TfNSW T109;TfNSW T105; |
|
Linear shrinkage | Not applicable |
AS 1289.3.4.1, RMS (NSW) Method T113;TfNSW T113; |
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Liquid limit | Casagrande one point |
AS 1289.3.1.2 |
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Sieve analysis | Not applicable |
AS 1289.3.6.1, RMS (NSW) Method T106;TfNSW T106; |
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Moisture content | Drying oven |
AS 1289.2.1.1, RMS (NSW) Method T120 |
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Liquid limit | Casagrande four point |
AS 1289.3.1.1, RMS (NSW) Method T108;TfNSW T108;TfNSW T105; |
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Fine particles in road materials | Not applicable |
RMS (NSW) Method T107;TfNSW T107; |
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Plasticity index | Casagrande |
AS 1289.3.3.1, RMS (NSW) Method T109;TfNSW T109;TfNSW T105; |
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Evaluation of geotechnical and civil construction material - Soil compaction characteristics | Soils | Dry density/moisture content relationship | Modified compactive effort |
AS 1289.5.2.1, RMS (NSW) Method T112 |
|
Dry density/moisture content relationship | Standard compactive effort |
AS 1289.5.1.1, RMS (NSW) Method T111 |
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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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Dry density/moisture content relationship | Three compaction point |
RMS (NSW) Method T162 |
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Evaluation of geotechnical and civil construction material - Soil dispersion | Soils | Dispersion | Emerson class |
AS 1289.3.8.1 |
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Evaluation of geotechnical and civil construction material - Soil field density | Soils | Compaction control | Hilf |
AS 1289.5.7.1 |
Sydney Water supplier of field testing services |
Dry density ratio | Calculation |
AS 1289.5.4.1 |
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Moisture ratio | Measured |
AS 1289.5.4.1 |
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Relative compaction | Not applicable |
RMS (NSW) Method T166 |
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Density - In-situ | Nuclear gauge |
AS 1289.5.8.1, RMS (NSW) Method T173 |
Sydney Water supplier of field testing services |
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Evaluation of geotechnical and civil construction material - Soil laboratory bearing properties | Soils | Bearing ratio | Remoulded specimens |
AS 1289.6.1.1, RMS (NSW) Method T117 |
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Evaluation of geotechnical and civil construction material - Soil natural contaminants | Soils | Acidity | pH | AS 1289.4.3.1, RMS (NSW) Method T123, in-house method DP MAC1 | |
Evaluation of geotechnical and civil construction material - Soil pre-treatment | Soils | Soil pre-treatment | Not applicable |
AS 1289.1.1, RMS (NSW) Method T105;TfNSW T105; |
|
Soil pre-treatment | Accelerated weathering pre-treatment; Repeated compaction pre-treatment |
RMS (NSW) Method T102;TfNSW T102;TfNSW T105;, RMS (NSW) Method T103;TfNSW T103;TfNSW T105; |
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Evaluation of geotechnical and civil construction material - Soil reactivity | Soils | Reactivity | Shrink/swell |
AS 1289.7.1.1 |
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Sample collection | Aggregates | Not applicable | Aggregate from a stockpile; Aggregate from a truck |
AS 1141.3.1 |
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Soils | Not applicable | Disturbed sampling from earthwork; 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.
828
Site No.
10708
Print date
05 Jul 2022