Douglas Partners Pty Ltd

Site

Macarthur Laboratory

Accreditation No.

828

Site No.

10708

Date of Accreditation

07 Jun 1995

Address

18 Waler Crescent
Smeaton Grange, NSW 2567
Australia

douglaspartners.com.au

Contact

Mr Tim White P: +61 0488484311

Availability

Services available to external clients

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 - Aggregate properties Aggregates Particle size distribution Sieve analysis

AS 1141.11.1

Particle size distribution Sieve analysis of material finer than 75 µm

AS 1141.12

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;

Liquid limit Casagrande one point

AS 1289.3.1.2

Sieve analysis Not applicable

AS 1289.3.6.1, RMS (NSW) Method T106;TfNSW T106;

Moisture content Drying oven

AS 1289.2.1.1, RMS (NSW) Method T120

Liquid limit Casagrande four point

AS 1289.3.1.1, RMS (NSW) Method T108;TfNSW T108;TfNSW T105;

Fine particles in road materials Not applicable

RMS (NSW) Method T107;TfNSW T107;

Plasticity index Casagrande

AS 1289.3.3.1, RMS (NSW) Method T109;TfNSW T109;TfNSW T105;

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

Assignment of optimum moisture content/maximum dry density (OMC/MDD) Not applicable

AS 1289.5.4.2

Dry density/moisture content relationship Three compaction point

RMS (NSW) Method T162

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 Compaction control Hilf

AS 1289.5.7.1

Sydney Water supplier of field testing services
Dry density ratio Calculation

AS 1289.5.4.1

Moisture ratio Measured

AS 1289.5.4.1

Relative compaction Not applicable

RMS (NSW) Method T166

Density - In-situ Nuclear gauge

AS 1289.5.8.1, RMS (NSW) Method T173

Sydney Water supplier of field testing services
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
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;

Evaluation of geotechnical and civil construction material - Soil reactivity Soils Reactivity Shrink/swell AS 1289.7.1.1
Sample collection Aggregates Not applicable Aggregate from a stockpile; Aggregate from a truck

AS 1141.3.1

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.