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

Scope of Accreditation

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 contaminants Aggregates Organic impurities Colour test

AS 1141.34

Clay and fine silt Settling

AS 1141.33

Evaluation of geotechnical and civil construction material - Aggregate properties Aggregates Shape Proportional calliper

AS 1141.14

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

AS 1141.5

Particle size distribution Sieve analysis of material finer than 75 µm

AS 1141.12

Shape Average least dimension

AS 1141.20.1, AS 1141.20.2, AS 1141.20.3

Shape Crushed faces

AS 1141.18

Shape Flakiness

AS 1141.15, MRWA Method WA216.1

Particle size distribution Sieve analysis

AS 1141.11.1, MRWA Method WA210.1

Bulk density Uncompacted

AS 1141.4

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

AS 1141.6.1

Bulk density Compacted

AS 1141.4

Evaluation of geotechnical and civil construction material - Aggregate soundness Aggregates Soundness Exposure to sodium sulfate solution AS 1141.24
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

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 In-situ manufacture and curing of cylindrical specimens

AS 1012.8.1

Specimen manufacture and curing Curing cylinder specimens in the laboratory

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

Layer thickness Not applicable

DOI (NT) Method NTTM 216.1,

MRWA Method WA330.1
Penetration depth Ball embedment

DOI (NT) Method NTTM 215.1,

MRWA Method WA312.1
Evaluation of geotechnical and civil construction material - Soil classification Soils Liquid limit Casagrande four point; Casagrande one point

AS 1289.3.1.1,

AS 1289 3.1.2,

MRWA Method WA120.1
Plasticity index Casagrande

AS 1289.3.3.1,

MRWA Method WA122.1
Moisture content Drying oven

AS 1289.2.1.1,

MRWA Method WA110.1
Description, identification and classification Not applicable

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

Plastic limit Not applicable

AS 1289.3.2.1,

MRWA Method WA121.1
Sieve analysis Not applicable

AS 1289.3.6.1,

MRWA Method WA115.1
Linear shrinkage Not applicable

AS 1289.3.4.1,

MRWA Method WA123.1
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,

MRWA Method WA133.1,
MRWA Method WA133.2
Assignment of optimum moisture content/maximum dry density (OMC/MDD)

AS 1289.5.4.2

Dry density/moisture content relationship Standard compactive effort

AS 1289.5.1.1,

MRWA Method WA132.1,
MRWA Method WA132.2
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 Dry density ratio; Moisture ratio Calculation; Measured; Statistical selection of reference values

AS 1289.5.4.1, AS 1289.5.4.3,

MRWA Method WA134.1,
MRWA Method WA136.1
Field compaction for conformance Calculation

DOI (NT) Method NTCP 102.1

Field moisture content Nuclear gauge

AS 1289.5.8.1

Density - In-situ Nuclear gauge

AS 1289.5.8.1,

MRWA Method WA324.2
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, MRWA Method WA141.1
Evaluation of geotechnical and civil construction material - Soil pre-treatment Soils Soil pre-treatment Not applicable

AS 1289.1.1,

MRWA Method WA105.1
Evaluation of geotechnical and civil construction material - Soil stabilisation Soils Compressive strength Uniaxial unconfined

AS 5101.4, DOI (NT) Method NTTM 203.01, MRWA Method WA143.1

Sample collection Aggregates Not applicable Aggregate from a stockpile

AS 1141.3.1

Asphalts Not applicable Uncompacted asphalt

AS 2891.1.1

Not applicable Extraction of an asphalt core - Wet technique

AS 2891.1.2

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

AS 1289.1.2.1,

MRWA Method WA100.1

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,

MRWA Method WA0.1

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