
National Association of Testing Authorities, Australia
Scope of Accreditation
DIRTS (QLD) Pty Ltd
Site
Hervey Bay Laboratory
Accreditation No.
15312
Site No.
15949
Date of Accreditation
03 Aug 2005
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 contaminants | Aggregates | Weak particles contaminants | Sieve analysis | AS 1141.32 | |
| Evaluation of geotechnical and civil construction material - Aggregate properties | Aggregates | Particle size distribution | Sieve analysis | AS 1141.11.1 | |
| Shape | Crushed faces; Flakiness | AS 1141.15, AS 1141.18, MR (Qld) Method Q201 | |||
| Evaluation of geotechnical and civil construction material - Aggregate strength | Aggregates | Wet/dry strength variation | Not applicable | AS 1141.22 | |
| 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 | Compressive strength | Cylinder | AS 1012.9 | |
| Mass per unit volume - Hardened concrete | Dimensions | AS 1012.12.1 | |||
| Evaluation of geotechnical and civil construction material - Concrete, grout and mortar specimen manufacture and curing | Concrete, grout and mortar | Specimen manufacture and curing | Curing cylinder specimens in the laboratory; In situ manufacture and curing of cylindrical specimens | AS 1012.8.1 | |
| Evaluation of geotechnical and civil construction material - Soil classification | Soils | Linear shrinkage | Not applicable | AS 1289.3.4.1, MR (Qld) Method Q106 | |
| Plasticity index | Casagrande; Cone | AS 1289.3.3.1, AS 1289.3.3.2, MR (Qld) Method Q105 | |||
| Moisture content | Drying oven | AS 1289.2.1.1 | |||
| Plastic limit | Not applicable | AS 1289.3.2.1 MR (Qld) Method Q105 | |||
| Sieve analysis | Not applicable | AS 1289.3.6.1 MR (Qld) Method Q103A | |||
| Liquid limit | Casagrande; Cone | AS 1289.3.1.1, AS 1289.3.1.2, AS 1289.3.9.1, MR (Qld) Method Q104A, MR (Qld) Method Q104D | |||
| Weighted plasticity index | Not applicable | MR (Qld) Method Q252 | |||
| Evaluation of geotechnical and civil construction material - Soil compaction characteristics | Soils | Assignment of optimum moisture content/maximum dry density (OMC/MDD) | Not applicable | AS 1289.5.4.2 MR (Qld) Method Q144A | |
| Dry density/moisture content relationship | Modified compactive effort; Standard compactive effort | AS 1289.5.1.1, AS 1289.5.2.1 MR (Qld) Method Q142A, MR (Qld) Method Q142B | |||
| Compaction to nominated levels | Not applicable | MR (Qld) Method Q145A | |||
| Oversize material | Oversize material treatment | MR (Qld) Method Q143 | |||
| Evaluation of geotechnical and civil construction material - Soil field density | Soils | Degree of saturation | Not applicable | MR (Qld) Method Q146 | |
| Compaction control | Hilf | AS 1289.5.7.1 | |||
| Density index | Not applicable | AS 1289.5.6.1 | |||
| Relative compaction | Not applicable | MR (Qld) Method Q140A | |||
| Dry density ratio; Moisture ratio | Calculation; Measured | AS 1289.5.4.1 | |||
| Characteristic field density values | Not applicable | MR (Qld) Method Q020 | |||
| Density - In situ; Moisture - In situ | Nuclear gauge | AS 1289.5.8.1, MR (Qld) Method Q141A, MR (Qld) NGTM Method N01, MR (Qld) NGTM Method N02, MR (Qld) NGTM Method N03 | |||
| Density - In situ | Sand-cone | AS 1289.5.3.1, MR (Qld) Method Q141B | |||
| Evaluation of geotechnical and civil construction material - Soil in situ penetration | Soils | Penetration - In situ | Dynamic cone | AS 1289.6.3.2, MR (Qld) Method Q114B | |
| Evaluation of geotechnical and civil construction material - Soil laboratory bearing properties | Soils | Bearing ratio | Remoulded specimens | AS 1289.6.1.1, MR (Qld) Methods Q113A, MR (Qld) Method Q113C | |
| 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 sample preparation | Soils | Preparation of disturbed samples | Not applicable | AS 1289.1.1 MR (Qld) Method Q101, MR (Qld) Method Q101A, MR (Qld) Method Q101B, MR (Qld) Method Q101C, MR (Qld) Method Q101D | |
| Evaluation of geotechnical and civil construction material - Soil stabilisation | Soils | Sample preparation | Cement stabilisation; Preparation and compaction of soil; UCS (unconfined compression strength) specimens - Field mix; UCS (unconfined compression strength) specimens - Laboratory mix | MR (Qld) Method Q135A, MR (Qld) Method Q251A, MR (Qld) Method Q251B, MR (Qld) Method Q251C | |
| Curing of moulded specimens | Not applicable | MR (Qld) Method Q135B | |||
| Compressive strength | Uniaxial unconfined | MR (Qld) Method Q115 | |||
| Sample collection | Aggregates | Not applicable | Aggregate from a pavement; Aggregate from a stockpile | AS 1141.3.1, MR (Qld) Method Q060 | |
| Concrete, grout and mortar | Not applicable | Fresh concrete from a mixer; Fresh concrete from deposited concrete | AS 1012.1 | ||
| Soils | 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; Site selection - Random sampling; Site selection - Random stratified sampling; Site selection by spot sampling; Undisturbed soil sampling by open-drive sampler | AS 1289.1.2.1, AS 1289.1.3.1, AS 1289.1.4.1, AS 1289.1.4.2, MR (Qld) Method Q050, MR (Qld) Method Q061 |
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Accreditation No.
15312
Site No.
15949
Print date
07 May 2026