Walsh Ballarat Quarries Pty Ltd


Dunnstown Quarry

Accreditation No.


Site No.


Date of Accreditation

26 Aug 1992


320 Dunnstown-Yendon Road
Yendon, VIC 3352



Mr Luke Walsh P: +61 0408324332


Services conditionally available to external clients

Scope of Accreditation

Dunnstown Quarry

ISO/IEC 17025 (2017)

Infrastructure and Asset Integrity

Service Product Determinant Technique Procedure Limitations
Evaluation of geotechnical and civil construction material - Aggregate contaminants Aggregates Coarse aggregate quality Visual comparison

AS 1141.30.1, RC (Vic) Method 372.01

Evaluation of geotechnical and civil construction material - Aggregate properties Aggregates Sample preparation Not applicable AS 1289.1.1
Shape Average least dimension; Flakiness; Proportional calliper

AS 1141.14, AS 1141.15, AS 1141.20.1, AS 1141 20.2, AS 1141.20.3

Particle size distribution Sieve analysis

AS 1141.11.1, AS 1289.3.6.1

Moisture content Hot plate

AS 1289.2.1.6

Sample collection Aggregates Not applicable Aggregate from a stockpile

AS 1141.3.1

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