Proficiency Testing Programs - Conlaps

Proficiency Testing Programs for Construction Materials Laboratories

Conlaps offers a range of proficiency testing programs designed for construction materials and geotechnical laboratories across Australia. Our programs cover soils, aggregates, concrete, asphalt and bitumens, supporting compliance with relevant Australian Standards and NATA accreditation requirements.

SOILS

Soil proficiency testing programs aligned with AS 1289 methods and equivalent State Road Authority methods

2026

PT 188 – SOILS (UCS)

Month: January

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AS 1289.2.1.1 - Moisture content
AS 1289.2.1.4 - Moisture content (microwave oven drying)
AS 5101.3.3 - Cement content of stabilised material
AS 5101.4 - Unconfined compressive strength

PT 190 – SOILS (Composition and Dispersion Properties)

Month: February

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AS 1289.2.1.1 - Moisture content
AS 1289.2.1.4 - Moisture content (microwave oven drying)
AS 1289.3.5.1 - Apparent particle density
AS 1289.3.6.1 - Particle size distribution (sieve)
AS 1289.3.6.3 - Particle size distribution (hydrometer)
AS 1289.3.8.2 - Dispersion percentage

PT 192 – SOILS (Min max dry density)

Month: March

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AS 1289.2.1.1 - Moisture content
AS 1289.5.5.1 - Maximum/minimum dry density

PT 194 – SOILS (SMDD / MMDD)

Month: May

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AS 1289.2.1.1 - Moisture content
AS 1289.5.1.1 - Standard compaction (SMDD)
AS 1289.5.2.1 - Modified compaction (MMDD)

2027

TBC – SOILS (Soil classification and index properties - Atterberg limits)

Month: January

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AS 1289.2.1.1 - Moisture content
AS 1289.3.1.1 - Liquid limit
AS 1289.3.2.1 - Plastic limit
AS 1289.3.3.1 - Plasticity index
AS 1289.3.3.2 - Plasticity index (cone)
AS 1289.3.4.1 - Linear shrinkage
AS 1289.3.6.1 - Particle size distribution
AS 1289.3.9.1 - Cone liquid limit

TBC – SOILS (CBR)

Month: February

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AS 1289.2.1.1 - Moisture content
AS 1289.5.2.1 - Modified compaction (MMDD)
AS 1289.6.1.1 - CBR

TBC – SOILS (Chemical and Dispersion Properties - Emerson Class)

Month: April

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AS 1289.2.1.1 - Moisture content
AS 1289.3.8.1 - Emerson class
AS 1289.3.8.3 - Pinhole test
AS 1289.4.1.1 - Organic matter
AS 1289.4.3.1 - pH
AS 1289.4.4.1 - Resistivity
MRWA 915.1 - CaCO3

TBC – SOILS (Thermal Properties)

Month: July

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ASTM D5334 - Thermal conductivity
IEEE 442 - Thermal resistivity

TBC – SOILS (MDCS)

Month: November

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AS 1141.52 - MDCS
MRWA 140.1 - MDCS
TS 02795.09 - MDCS

AGGREGATE

Aggregate proficiency testing programs aligned with AS 1141 methods and equivalent State Road Authority methods

2026

PT 191 – AGGREGATE (LA value)

Month: February

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AS 1141.11.1 - Particle size distribution
AS 1141.23 - Los Angeles value

PT 193 – AGGREGATE (Density and Absorption Properties)

Month: April

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AS 1141.11.1 - Particle size distribution
AS 1141.4 - Bulk density
AS 1141.5 - Water absorption (fine)
AS 1141.6.1 - Water absorption (coarse)

PT 195 – AGGREGATE (Wet dry strength)

Month: May

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AS 1141.11.1 - Particle size distribution
AS 1141.22 - Wet/dry strength variation

2027

TBC – AGGREGATE (Durability and Deleterious Properties)

Month: February

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AS 1141.11.1 - Particle size distribution
AS 1141.13 - Fines content
AS 1141.24 - Sulphate soundness
AS 1141.31 - Light particles
AS 1141.32 - Weak particles
AS 1141.33 - Clay & fine silt
AS 1141.34 - Organic impurities
AS 1141.35 - Sugar

TBC – AGGREGATE (Crushing value)

Month: May

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AS 1141.11.1 - Particle size distribution
AS 1141.21 - Crushing value

TBC – AGGREGATE (Grading and Particle Shape - Flakiness Index)

Month: October

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AS 1141.11.1 - Particle size distribution
AS 1141.12 - Finer than 75µm
AS 1141.14 - Proportional caliper
AS 1141.15 - Flakiness index
AS 1141.20.1 - Average least dimension (>10mm)
AS 1141.20.2 - Average least dimension (<10mm)

CONCRETE

Concrete proficiency testing programs aligned with AS 1012 methods

2026

PT 201 – CONCRETE (Cylinder compression & chemical tests)

Month: October

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AS 1012.9 - Compressive strength (cylinders)
AS 1012.12.1 - Mass per unit volume (rapid)
AS 1012.12.2 - Mass per unit volume (displacement)
AS 1012.20.1 - Chloride/sulfate
AS 1012.21 - Water absorption
AASHTO T358 - Surface resistivity

PT 202 – CONCRETE (Cube compression)

Month: October

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AS 1012.9 - Compressive strength (cubes)

2027

TBC – CONCRETE (Cylinder compression)

Month: October

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AS 1012.9 - Compressive strength (cylinders)
AS 1012.12.1 - Mass per unit volume

TBC – CONCRETE (Beams)

Month: October

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AS 1012.11 - Flexural strength (beams)

ROCK

Rock proficiency testing programs aligned with AS 4133 methods

2026

PT 189 – ROCK (Point load)

Month: February

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AS 4133.1.1.1 - Moisture content
AS 4133.4.1 - Point load strength

ASPHALT

Asphalt proficiency testing programs aligned with AS 2891 methods and Austroads methods

2026

PT 199 – ASPHALT

Month: August

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AS 1141.11.1 - Particle size distribution
AS 2891.2.2 - Gyro compaction
AS 2891.3.2 - Binder content
AS 2891.5 - Marshall flow & stability
AS 2891.7.1 - Max density (water displacement)
AS 2891.8 - Air voids, VFB & VMA
AS 2891.9.2 - Bulk density
AS 2891.11 - Degree of particle coating
AGPT/T234 - Bitumen content & PSD (ignition oven)

PT 200 – ASPHALT (Resilient Modulus)

Month: August

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AS 2891.13.1 - Resilient modulus

2027

TBC – ASPHALT

Month: August

View full asphalt test suite

AS 1141.11.1 - Particle size distribution
AS 2891.2.2 - Gyro compaction
AS 2891.3.2 - Binder content
AS 2891.5 - Marshall flow & stability
AS 2891.7.1 - Max density (water displacement)
AS 2891.8 - Air voids, VFB & VMA
AS 2891.9.2 - Bulk density
AS 2891.11 - Degree of particle coating
AGPT/T234 - Bitumen content & PSD (ignition oven)

TBC – ASPHALT (Binder drain-off)

Month: August

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AGPT/T235 - Binder drain-off

BITUMEN & EMULSION

Bitumen and Emulsion proficiency testing programs aligned with AS 2341 methods and Austroads methods

2026

PT 196 – BITUMEN

Month: July

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AS 2341.2 - Dynamic viscosity
AS 2341.4 - Rotational viscosity
AS 2341.7 - Density
AS 2341.8 - Insoluble matter
AS 2341.10 - RTFO mass change
AS 2341.12 - Penetration
AS 2341.13 - Long-term ageing
AS 2341.18 - Softening point
ATM 111 - Handling viscocity
ATM 192 - Viscocity using the DSR
AGPT / T194 - Complex viscocity
AASHTO T315 - Rheological properties of binder using DSR

PT 197 – BITUMEN EMULSION

Month: July

View full bitumen emulsion test suite

AS 2341.2 - Dynamic viscosity (vacuum viscometer)
AS 2341.4 - Dynamic viscosity (rotational viscometer)
AS 2341.9 - Water content
AS 2341.22 - Particle charge
AS 2341.23 - Residue by evaporation
AS 2341.24 - Non-aqueous volatiles
AS 2341.25 - Consistency
AS 2341.26 - Sieve residue
AS 2341.27 - Sedimentation
AS 2341.29 - Breaking behaviour
AS 2341.30 - Recovery of residue
AS 2341.32 - pH
ASTM D2196 - Rotational viscometer

2027

TBC – BITUMEN

Month: July

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AS 2341.2 - Dynamic viscosity
AS 2341.4 - Rotational viscosity
AS 2341.7 - Density
AS 2341.8 - Insoluble matter
AS 2341.10 - RTFO mass change
AS 2341.12 - Penetration
AS 2341.13 - Long-term ageing
AS 2341.18 - Softening point
ATM 111 - Handling viscocity
ATM 192 - Viscocity using the DSR
AGPT / T194 - Complex viscocity
AASHTO T315 - Rheological properties of binder using DSR

TBC – BITUMEN EMULSION

Month: July

View full bitumen emulsion test suite

AS 2341.2 - Dynamic viscosity (vacuum viscometer)
AS 2341.4 - Dynamic viscosity (rotational viscometer)
AS 2341.9 - Water content
AS 2341.22 - Particle charge
AS 2341.23 - Residue by evaporation
AS 2341.24 - Non-aqueous volatiles
AS 2341.25 - Consistency
AS 2341.26 - Sieve residue
AS 2341.27 - Sedimentation
AS 2341.29 - Breaking behaviour
AS 2341.30 - Recovery of residue
AS 2341.32 - pH
ASTM D2196 - Rotational viscometer

PMB & CRMB

PMB & CRMB proficiency testing programs aligned with AS 2341 methods and Austroads methods

2026

PT 198 (part 1) – PMB

Month: July

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AS 2341.4 - Handling viscocity
ATM 103 - Mass change
ATM 104 - Storage stability
ATM 122 - Torsional recovery
AGPT/T108 - Segregation
AGPT/T121 - Consistency, elastic recovery & strain rate
AGPT/T125 - Stress ratio and stress/strain
AGPT/T131 - Softening point
AASHTO T350 - Stress creep recovery using DSR

PT 198 (part 2) – CRMB

Month: July

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AS 2341.4 - Handling Viscocity
AS 2341.18 - Softening point
AGPT/T131 - Softening Point
AGPT/T108 - Segregation
ATM 121 - Elastic recovery, consistency & stiffness
AGPT/T125 - Stress ratio using the DSR
ATM 132 - Compressive limit
AGPT/T142 - Rubber content

2027

TBC – PMB

Month: July

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AS2341.4 - Handling viscocity
ATM 103 - Mass change
ATM 104 - Storage stability
ATM 122 - Torsional recovery
AGPT/T108 - Segregation
AGPT/T121 - Consistency, elastic recovery & strain rate
AGPT/T125 - Stress ratio and stress/strain
AGPT/T131 - Softening point
AASHTO T350 - Stress creep recovery using DSR