HiQA Geotechnical

Site

Darwin Laboratory

Accreditation No.

13121

Site No.

20522

Date of Accreditation

04 Jul 2011

Address

1/6 Wedding Road
Tivendale, NT 822
Australia

hiqa.com.au

Contact

Mr Aldrin Bravo P: +61 (08) 89474802

Availability

Services available to external clients

HiQA Geotechnical address map

Scope of Accreditation

Print scopes
Darwin 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 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
Evaluation of geotechnical and civil construction material - Aggregate contaminants Aggregates Organic impurities Colour test

AS 1141.34

Clay and fine silt Settling

AS 1141.33

Weak particles contaminants Sieve analysis AS 1141.32
Evaluation of geotechnical and civil construction material - Aggregate properties Aggregates Particle size distribution Sieve analysis of material finer than 75 µm

AS 1141.12

Particle density of fine aggregate; Water absorption of fine aggregate Weighing-in-water

AS 1141.5

Shape Proportional calliper

AS 1141.14

Particle density of coarse aggregate; Water absorption of coarse aggregate Weighing-in-water

AS 1141.6.1

Shape Average least dimension

AS 1141.20.1, AS 1141.20.2, AS 1141.20.3

Shape Crushed faces

AS 1141.18

Bulk density Uncompacted

AS 1141.4

Bulk density Compacted

AS 1141.4

Shape Flakiness

AS 1141.15

Particle size distribution Sieve analysis

AS 1141.11.1

Evaluation of geotechnical and civil construction material - Aggregate soundness Aggregates Soundness Degradation factor on coarse aggregate AS 1141.25.2
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
Evaluation of geotechnical and civil construction material - Asphalt extraction and grading Asphalts Bitumen content and aggregate grading Pressure filter

AS/NZS 2891.3.3

Evaluation of geotechnical and civil construction material - Asphalt field density Asphalts Density ratio and air voids Not applicable

AS/NZS 2891.14.5

Evaluation of geotechnical and civil construction material - Asphalt mechanical properties Asphalts Marshall stability and flow Not applicable

AS/NZS 2891.5

Evaluation of geotechnical and civil construction material - Asphalt volumetric properties Asphalts Bulk density Mensuration

AS/NZS 2891.9.2

Voids and density relationship Not applicable

AS/NZS 2891.8 (clause 4 (f) and 5 (a) only)

Maximum density Methylated spirits displacement

AS/NZS 2891.7.1

Evaluation of geotechnical and civil construction material - Concrete, grout and mortar consistence in situ Concrete, grout and mortar Slump flow Cone; J-ring

AS 1012.3.1, AS 1012.3.5

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

AS 1012.8.1

Specimen manufacture and curing In situ manufacture and curing of cylindrical specimens

AS 1012.8.1

Evaluation of geotechnical and civil construction material - Road pavement surfacing characteristics Road pavements Texture depth Sand patch

DOI (NT) Method NTTM 305.1

Penetration depth Ball embedment

DOI (NT) Method NTTM 215.1

Layer thickness Not applicable

DOI (NT) Method NTTM 216.1

Evaluation of geotechnical and civil construction material - Soil classification Soils Moisture content Drying oven

AS 1289.2.1.1

Plasticity index Casagrande

AS 1289.3.3.1

Plastic limit Not applicable

AS 1289.3.2.1

Description, identification and classification Not applicable

AS 1726 Tables 9 and 10 (Laboratory classification elements only)

Liquid limit Casagrande four point; Casagrande one point

AS 1289.3.1.1,

AS 1289 3.1.2

Sieve analysis Not applicable

AS 1289.3.6.1

Linear shrinkage Not applicable

AS 1289.3.4.1

Evaluation of geotechnical and civil construction material - Soil compaction characteristics Soils Dry density/moisture content relationship Modified compactive effort

AS 1289.5.2.1,

DOI (NT) Method NTTM 201.3

Dry density/moisture content relationship Standard compactive effort

AS 1289.5.1.1

Assignment of optimum moisture content/maximum dry density (OMC/MDD)

AS 1289.5.4.2

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 Field moisture content Nuclear gauge

AS 1289.5.8.1

Density - In situ Nuclear gauge

AS 1289.5.8.1

Field compaction for conformance Calculation

DOI (NT) Method NTCP 102.1

Dry density ratio; Moisture ratio Calculation; Measured; Statistical selection of reference values

AS 1289.5.4.1, AS 1289.5.4.3

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
Evaluation of geotechnical and civil construction material - Soil laboratory bearing properties Soils Bearing ratio Remoulded specimens AS 1289.6.1.1
Evaluation of geotechnical and civil construction material - Soil pre-treatment Soils Soil pre-treatment Not applicable

AS 1289.1.1

Evaluation of geotechnical and civil construction material - Soil stabilisation Soils Compressive strength Uniaxial unconfined

AS 5101.4, DOI (NT) Method NTTM 203.01

Sample collection Aggregates Not applicable Aggregate from a stockpile

AS 1141.3.1

Asphalts Not applicable Extraction of an asphalt core - Wet technique

AS 2891.1.2

Not applicable Uncompacted asphalt

AS 2891.1.1

Concrete, grout and mortar Not applicable Fresh concrete from a mixer; Fresh concrete from deposited concrete

AS 1012.1

Soils Not applicable Site selection - Random sampling; Site selection - Random stratified sampling

AS 1289.1.4.1, AS 1289.1.4.2,

DOI (NT) Method NTCP 103.1

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

AS 1289.1.2.1

Carpentaria Highway 1 Annex Facility

ISO/IEC 17025 (2017)

Infrastructure and Asset Integrity

Service Product Determinant Technique Procedure Limitations
Annex facility 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 The Carpentaria Highway 1 Annex Facility, Site No 26061 is established from  2 September 2022 until 31 March 2025 for the T21-1483 The Carpentaria Highway Upgrade CHO-140 Project for compaction control and materials testing for Exact Contracting; Contract No T431/22.
Tanami Expansion #2 Annex Facility

ISO/IEC 17025 (2017)

Infrastructure and Asset Integrity

Service Product Determinant Technique Procedure Limitations
Annex facility 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 The Tanami Expansion #2 Annex Facility, Site No 25871 is established from  21 March 2022 to 31 March 2025 for the Tanami Expansion #2 Batch Plant Project for geotechnical testing services for Newmont Australia (Tanami Operations); Contract  TE2- Batch Plant Laboratory No P4044.
Tanami Road Annex Facility 2

ISO/IEC 17025 (2017)

Infrastructure and Asset Integrity

Service Product Determinant Technique Procedure Limitations
Annex facility 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 The Tanami Road Annex Facility 2, Site No 26023 is established from  11 July 2022 to 30 April 2025 for the T21-1753 - Tanami Road - Upgrade and Sealing -59km Project for compaction control and materials testing for Exact Contracting; Contract No T442/22 

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.