Downer EDI Works


Mobile Bitumen Laboratory

Accreditation No.


Site No.


Date of Accreditation

19 Oct 2023


c/- 66 Hugh Street
Pinkenba, QLD 4008


Mr Kenneth (Ken) De Silva P: +61 0408353692


Services conditionally available to external clients


Not Applicable

Scope of Accreditation

Mobile Bitumen Laboratory

ISO/IEC 17025 (2017)

Infrastructure and Asset Integrity

Service Product Determinant Technique Procedure Limitations
Evaluation of geotechnical and civil construction material - Aggregate binder adhesion Aggregates Degree of precoating Not applicable MR (Qld) Method Q216
Resistance to stripping Modified plate MR (Qld) Method Q212B
Evaluation of geotechnical and civil construction material - Road pavement surfacing characteristics Road pavements Texture depth Sand patch Austroads Method AGPT/T250
Penetration depth Ball embedment Austroads Method AGPT/T251

ISO/IEC 17025 (2017)


Service Product Determinant Technique Procedure Limitations
Analysis of bituminous materials - Composition Bituminous materials Rubber content Not applicable Austroads Method AGPT/T142
Analysis of bituminous materials - Properties Bituminous materials Sample handling and conditioning Not applicable Austroads ATM T102
Segregation of bituminous materials Not applicable Austroads Method AGPT/T108
Torsional recovery Not applicable Austroads ATM 122
Ease of remixing Not applicable Austroads Method AGPT/T109
Softening point Ring and ball AS 2341.18; Austroads Method AGPT/T131
Viscosity Brookfield viscometer AS/NZS 2341.4; Austroads ATM 111
Sample collection Bituminous materials Not applicable Polymer modified bitumens from tanks, tankers and drums Austroads ATM T102

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.

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