Topcoat Asphalt Contractors Pty Ltd

Site

Western Quarry Laboratory

Accreditation No.

20693

Site No.

24824

Date of Accreditation

20 May 2020

Address

4761 Pyrenees Highway
Dunneworthy, VIC 3377
Australia

Contact

Mr Lee Carter P: +61 0498101060

Availability

Services conditionally available to external clients

Scope of Accreditation

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
Weak particles contaminants Sieve analysis

AS 1141.32

Evaluation of geotechnical and civil construction material - Aggregate properties Aggregates Particle density of coarse aggregate Weighing-in-water

AS 1141.6.1

Particle density of fine aggregate Weighing-in-water

AS 1141.5

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 density of coarse aggregate Pycnometer

AS 1141.6.2

Water absorption of fine aggregate Weighing-in-water

AS 1141.5

Bulk density Compacted; Uncompacted

AS 1141.4

Water absorption of coarse aggregate Weighing-in-water

AS 1141.6.1

Particle size distribution Sieve analysis; Sieve analysis of material finer than 75 µm

AS 1141.11.1,

AS 1141.12,

RC (Vic) Method 375.11,
RC (Vic) Method 375.12
Evaluation of geotechnical and civil construction material - Aggregate soundness Aggregates Soundness Degradation factor on fine aggregate AS 1141.25.3, RC (Vic) Method 370.05
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 volumetric properties Asphalts Bulk density; Maximum density; Voids and density relationship Presaturation; Pycnometer; Water displacement AS/NZS 2891.7.1;
AS/NZS 2891.8;
AS/NZS 2891.9.2;
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

Moisture content Drying oven; Hot plate

AS 1289.2.1.1,

AS 1289.2.1.6
Sieve analysis Not applicable AS 1289.3.6.1
Plasticity index Casagrande

AS 1289.3.3.1

Plastic limit Not applicable

AS 1289.3.2.1

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; Standard compactive effort

AS 1289.5.1.1,

AS 1289.5.2.1

Evaluation of geotechnical and civil construction material - Soil pre-treatment Soils Soil pre-treatment Not applicable

AS 1289.1.1

Sample collection Aggregates Not applicable Aggregate from a stockpile AS 1141.3.1
Soils Not applicable Disturbed soil sampling from a stockpile AS 1289.1.2.1
Not applicable Site selection - Random stratified sampling AS 1289.1.4.2,
RC (Vic) Method 316.10

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