
National Association of Testing Authorities, Australia
Scope of Accreditation
Douglas Partners Pty Ltd
Site
Port Macquarie Laboratory
Accreditation No.
828
Site No.
18932
Date of Accreditation
10 Mar 2010
Contact
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 abrasion | Aggregates | Abrasion resistance | Los Angeles machine value | AS 1141.23, TfNSW TS 02799.05 | |
Evaluation of geotechnical and civil construction material - Aggregate chemical tests | Aggregates | Acid insoluble residue; Sulfur - Present as acid-soluble sulfate | Acid extraction; Gravimetric | AS 1141.36, Texas Board of Transportation Method Tex-612-J TfNSW TS 02799.17 | |
Evaluation of geotechnical and civil construction material - Aggregate contaminants | Aggregates | Foreign material in recycled aggregate | Manual classification | TfNSW TS 02799.51 | |
Light particles contaminants; Sugar | Fehlings solution; Segregation by density | AS 1141.31, AS 1141.35 | |||
Weak particles contaminants | Sieve analysis | AS 1141.32 | |||
Organic impurities | Colour test | AS 1141.34; TfNSW TS 02799.38 | |||
Clay and fine silt | Settling | AS 1141.33; TfNSW TS 02799.43 | |||
Evaluation of geotechnical and civil construction material - Aggregate properties | Aggregates | Shape | Voids in fine aggregate | AASHTO T304 | |
Particle size distribution | Sieve analysis of material finer than 75 µm | AS 1141.12; TfNSW TS 02799.04 | |||
Shape | Proportional calliper | AS 1141.14; TfNSW TS 02799.12 | |||
Shape | Average least dimension | AS 1141.20.1; AS 1141.20.2; TfNSW TS 02799.32,TfNSW TS 02799.50 | |||
Particle size distribution | Sieve analysis of material finer than 2 ?m | AS 1141.13,TfNSW TS 02799.45 | |||
Particle size distribution | Fine particles in road materials | AS 1141.19; RMS (NSW) Method T107 (2012); TfNSW T107; TfNSW TS 02795.03 | |||
Shape | Crushed faces | TfNSW TS 02799.36 | |||
Bulk density | Compacted | AS 1141.4; TfNSW TS 02799.11 | |||
Particle density of fine aggregate | Weighing-in-water | AS 1141.5; TfNSW TS 02799.09 | |||
Particle density of coarse aggregate | Weighing-in-water | AS 1141.6.1;TfNSW TS 02799.07,TfNSW TS 02799.08 | |||
Shape | Ratio greatest to least dimension | TfNSW TS 02799.53 | |||
Bulk density | Uncompacted | AS 1141.4; TfNSW TS 02799.10 | |||
Particle size distribution | Sieve analysis | AS 1141.11.1; TfNSW TS 02799.02 | |||
Evaluation of geotechnical and civil construction material - Aggregate soundness | Aggregates | Soundness | Methylene blue value | AS 1141.66, TfNSW TS 02806.36 | |
Soundness | Exposure to sodium sulfate solution | AS 1141.24 | |||
Evaluation of geotechnical and civil construction material - Aggregate strength | Aggregates | Wet/dry strength variation | Not applicable | AS 1141.22; TfNSW TS 02799.13 | |
Evaluation of geotechnical and civil construction material - Concrete, grout and mortar chemical tests | Concrete, grout and mortar | Chloride level in hardened concrete | Nitric acid; Water soluble | AS 1012.20.1, AS 1012.20.2 | |
Evaluation of geotechnical and civil construction material - Concrete, grout and mortar consistence in situ | Concrete, grout and mortar | Slump flow | Cone | AS 1012.3.1 | |
Evaluation of geotechnical and civil construction material - Concrete, grout and mortar properties | Concrete, grout and mortar | Mass per unit volume - Hardened concrete | Dimensions | AS 1012.12.1 | |
Compressive strength | Cylinder | AS 1012.9; TfNSW TS 02800.07 | |||
Mass per unit volume - Hardened concrete | Water displacement | AS 1012.12.2 | |||
Mass per unit volume - Fresh concrete | In situ measurement using fixed volume measure | AS 1012.5 | |||
Compressive strength | Core | AS 1012.14; TfNSW TS 02800.11 | |||
Compressive strength | Cube | AS 1012.9; TfNSW TS 02800.49 | |||
Air content of freshly mixed concrete | Reduced air pressure | AS 1012.4.2 | |||
Evaluation of geotechnical and civil construction material - Concrete, grout and mortar specimen manufacture and curing | Concrete, grout and mortar | Specimen manufacture and curing | Curing grout and mortar cube specimens in the laboratory; In situ manufacture and curing of grout and mortar cubes | TfNSW TS 02800.49 | |
Specimen conditioning | Wet conditioning of hardened concrete core specimens | AS 1012.14 | |||
Specimen manufacture and curing | Curing cylinder specimens in the laboratory; In situ manufacture and curing of cylindrical specimens | AS 1012.8.1;TfNSW TS 02800.05 | |||
Evaluation of geotechnical and civil construction material - Road pavement structural performance | Road pavements | Structural performance evaluation | Benkelman beam | TfNSW TS 02795.22 | |
Structural performance evaluation | Deflection monitoring | TfNSW TS 02795.55 | |||
Evaluation of geotechnical and civil construction material - Rock properties | Rocks | Point load strength index | Not applicable | TfNSW TS 02799.21 | |
Evaluation of geotechnical and civil construction material - Soil chemical properties | Soils | Chloride; Organic matter; Soluble sulfate | Acid extraction; Titration | AS 1289.4.1.1, TS 02811.10, TS 02811.11 | |
Evaluation of geotechnical and civil construction material - Soil classification | Soils | Fine particles in road materials | Not applicable | AS 1141.19; TfNSW TS 02795.03 | |
Moisture content | Drying oven | AS 1289.2.1.1; TfNSW TS 02795.14 | |||
Moisture content | Hot plate | TfNSW TS 02795.15 | |||
Sieve analysis | Not applicable | AS 1289.3.6.1; RMS (NSW) Method T106 (2012); TfNSW T106; TfNSW TS 02795.02 | |||
Linear shrinkage | Not applicable | AS 1289.3.4.1;TfNSW TS 02795.08 | |||
Liquid limit | Casagrande | AS 1289.3.1.1; AS 1289.3.1.2; TfNSW TS 02795.01,TfNSW TS 02795.04 | |||
Plasticity index | Casagrande | AS 1289.3.3.1; TfNSW TS 02795.01,TfNSW TS 02795.05 | |||
Plastic limit | Not applicable | AS 1289.3.2.1; TfNSW TS 02795.01,TfNSW TS 02795.05 | |||
Evaluation of geotechnical and civil construction material - Soil compaction characteristics | Soils | Dry density/moisture content relationship | Standard compactive effort | AS 1289.5.1.1;TfNSW TS 02795.06,TfNSW TS 02796.01 | |
Maximum dry density | Not applicable | TfNSW TS 02795.26 | |||
Assignment of optimum moisture content/maximum dry density (OMC/MDD) | Not applicable | AS 1289.5.4.2 | |||
Dry density/moisture content relationship | Modified compactive effort | AS 1289.5.2.1; TfNSW TS 02795.07 | |||
Dry density/moisture content relationship | Three compaction point | TfNSW TS 02795.24 | |||
Minimum and maximum dry density | Not applicable | AS 1289.5.5.1 | |||
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 electrical properties | Soils | Electrical resistance | Not applicable | AS 1289.4.4.1, TfNSW TS 02795.43 | |
Evaluation of geotechnical and civil construction material - Soil field density | Soils | Density index | Not applicable | AS 1289.5.6.1 | |
Dry density ratio | Calculation | AS 1289.5.4.1 | |||
Moisture ratio | Measured | AS 1289.5.4.1 | |||
Relative compaction | Not applicable | TfNSW TS 02795.28 | |||
Compaction control | Hilf | AS 1289.5.7.1 | |||
Density - In situ | Nuclear gauge; Sand pouring apparatus | AS 1289.5.8.1; TfNSW TS 02795.13,TfNSW TS 02795.36 | |||
Evaluation of geotechnical and civil construction material - Soil in situ penetration | Soils | Penetration in situ | Dynamic cone; Perth sand penetrometer | AS 1289.6.3.2; AS 1289.6.3.3; TfNSW TS 02795.23 | |
Evaluation of geotechnical and civil construction material - Soil laboratory bearing properties | Soils | Bearing ratio | Remoulded specimens | AS 1289.6.1.1; TfNSW TS 02795.11 | |
Evaluation of geotechnical and civil construction material - Soil natural contaminants | Soils | Acidity | pH | AS 1289.4.3.1,TfNSW TS 02795.16 | |
Evaluation of geotechnical and civil construction material - Soil pre-treatment | Soils | Soil pre-treatment | Accelerated weathering pre-treatment; Repeated compaction pre-treatment | TfNSW TS 02794.03,TfNSW TS 02795.01 | |
Soil pre-treatment | Not applicable | AS 1289.1.1; TfNSW TS 02794.02,TfNSW TS 02795.01 | |||
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 stabilisation | Soils | Stabiliser rate of spread rate | In situ measurement | TfNSW TS 02796.06 | |
Compressive strength | Uniaxial unconfined | TfNSW TS 02795.10,TfNSW TS 02796.02 | |||
Sample collection | Aggregates | Not applicable | Aggregate from a bin; Aggregate from a conveyor belt; Aggregate from a pavement; Aggregate from a stockpile; Aggregate from a truck; Aggregate from a windrow | AS 1141.3.1 | |
Concrete, grout and mortar | Not applicable | Fresh concrete from a mixer; Fresh concrete from deposited concrete; Fresh grout | AS 1012.1;TfNSW TS 02800.01,TfNSW TS 02800.50 | ||
Not applicable | Hardened concrete by coring | AS 1012.14 | |||
Soils | Not applicable | Disturbed sampling from earthwork; Disturbed soil sampling from a face; Disturbed soil sampling from a pavement; Disturbed soil sampling from a stockpile; Disturbed soil sampling from a windrow; Disturbed soil sampling from an open-drive; Disturbed soil sampling in situ | AS 1289.1.2.1 |
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Accreditation No.
828
Site No.
18932
Print date
15 Jul 2025