Downer EDI Works

Site

Gosnells Laboratory

Accreditation No.

13125

Site No.

13118

Date of Accreditation

06 Jan 1998

Address

Quarry Road
Martin, WA 6110
Australia

downergroup.com

Contact

Ms Maria Doyle P: +61 (08) 89443617

Availability

Services conditionally available to external clients

Scope of Accreditation

ISO/IEC 17025 (2017)

Infrastructure and Asset Integrity

Service Product Determinant Technique Procedure Limitations
Accreditation is held to establish new branch sitesBranch site Downer EDI Darwin Branch Site No. 24930 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
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; Sieve analysis of material finer than 75 µm

AS 1141.11.1, AS 1141.12, MRWA Method WA210.1

Shape Average least dimension; Flakiness

AS 1141.20.1, MRWA Method WA216.1

Moisture content Drying oven

MRWA Method WA212.1

Evaluation of geotechnical and civil construction material - Asphalt adhesion and stripping Asphalts Degree of particle coating Not applicable

AS/NZS 2891.11

Binder paste drain-off Not applicable

Austroads Method AGPT/T235

Evaluation of geotechnical and civil construction material - Asphalt extraction and grading Asphalts Bitumen content and aggregate grading; Moisture content Centrifugation

MRWA Method WA730.1, AS/NZS 2891.10

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

MRWA Method WA731.1

AS/NZS 2891.5
Evaluation of geotechnical and civil construction material - Asphalt specimen manufacture Asphalts Specimen compaction; Specimen conditioning Gyratory compaction; Handling and conditioning

AS/NZS 2891.2.1, AS/NZS 2891.2.2, MRWA Methods WA705.1

Evaluation of geotechnical and civil construction material - Asphalt volumetric properties Asphalts Bulk density; Maximum density; Voids and density relationship Presaturation; Vacuum sealing; Water displacement

AS/NZS 2891.7.1, AS/NZS 2891.8, AS/NZS 2891.9.2, MRWA Methods WA732.2, WA733.1, WA733.2 

Evaluation of geotechnical and civil construction material - Road pavement surfacing characteristics Road pavements Cracking class and extent; Texture depth Sand patch MRWA Method WA311.1
Sample collection Aggregates Not applicable Aggregate from a bin; Aggregate from a conveyor belt; Aggregate from a stockpile; Aggregate from a truck

AS 1141.3.1, MRWA Method WA200.1

Asphalts Not applicable Extraction of an asphalt core - Dry technique; Extraction of an asphalt core - Wet technique; Uncompacted asphalt

AS/NZS 2891.1.1, AS 2891.1.2, MRWA Method WA701.1

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

MRWA Method WA0.1

Soils Not applicable Aggregate from a pavement

MRWA Method WA100.1

ISO/IEC 17025 (2017)

Materials

Service Product Determinant Technique Procedure
Analysis of bituminous materials - Composition Bituminous materials Non-aqueous volatiles Calculation by difference

AS/NZS 2341.24

Residue on evaporation Not applicable

AS/NZS 2341.23

Water content

AS 2341.9

Analysis of bituminous materials - Properties Bituminous materials pH of bituminous emulsions

AS 2341.32

Density Density bottle

AS 2341.7, MRWA (Method) WA714.1

Torsional recovery Not applicable

Austroads Method AGPT/T122

Breaking behaviour Setting time

AS 2341.29

Particle charge Not applicable

AS/NZS 2341.22

Softening point Ring and ball

AS 2341.18, Austroads method AGPT/T131

Sedimentation; Segregation of bituminous materials Not applicable

AS/NZS 2341.27, Austroads Method AGPT/T108 

Consistency; Stiffness; Viscosity Brookfield viscometer; Engler

AS 2341.25, Austroads Method AGPT/T111

Sample handling and conditioning Not applicable

Austroads Method AGPT/T102

Sieve residue Sieve analysis

AS/NZS 2341.26

Stone coating ability and water resistance Not applicable

AS 2341.28. MRWA Method WA756.2

Penetration of bitumen

AS 2341.12

Sample collection Bituminous materials Not applicable Bitumen emulsions from tanks, tankers and drums; Polymer modified bitumens from tanks, tankers and drums; Residual bitumens from tanks, tankers and drums

AS 1160 Appendix A, Austroads Method AGPT/T101; MRWA Method WA700.1

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