Samples that drive quality

"I don’t think we would have the quality of the AB program that we do [without] having their involvement, maintaining the standard that we do. I think it’s helped us immensely."


New Hampshire Department of Transportation

Alan Rawson, Bureau of Materials & Research Administrator

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55+ years of experience
3,000+
PSP participants
23,000+
samples shipped per year
1,000
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accredited labs









Samples and Tests

AASHTO re:source's Proficiency Sample Program is currently accredited for ISO/IEC 17043:2010; "Conformity assessment-General Requirements for Proficiency Testing."  Complete details regarding this accreditation can be found on A2LA Cert. No. 4159.01.

Soil Classification and Compaction (SOL) Samples 

AASHTO
ASTM
TITLE
T88 D422 Particle Size Analysis of Soils
T89 D4318 Determining the Liquid Limit of Soils
T90 D4318 Determining the Plastic Limit and Plasticity Index of Soils
---- D4943 Determining the Shrinkage Factors of Soils - Water Submersion Method
T99 D698 Moisture-Density Relations of Soils Using a 2.5-kg (5.5-lb) Rammer and a 305-mm (12-in.) Drop
T100 D854 Specific Gravity of Soils
T180 D1557 Moisture-Density Relations of Soils Using a 4.54-kg (10-lb) Rammer and a 457-mm (18-in.) Drop
---- D7928 Particle-Size Distribution (Gradation) of Fine-Grained Soils (Hydrometer Analysis)
T267 D2974 Organic Content by Loss on Ignition
T288 G187  Determining Minimum Soil Resistivity 
T289 ---- Determining pH of Soil for Use in Corrosion Testing
---- D4972  Determining pH of Soils
T290 ---- Determining Water-Soluble Sulfate Ion Content in Soil
T291  ---- Determining Water-Soluble Chloride Ion Content in Soil

Soil Resistance R-Value (RVL) Samples

AASHTO
ASTM
TITLE
T190 D2844 Resistance R-Value and Expansion Pressure of Compacted Soils

Soil California Bearing Ratio (CBR) Samples

AASHTO
ASTM
TITLE
T193 D1883 The California Bearing Ratio

Aggregate Gradation and Gravity (AGG) Samples

AASHTO
ASTM
TITLE
T11 C117 Materials Finer Than 75-µm (No. 200) Sieve in Mineral Aggregates by Washing
T27 C136 Sieve Analysis of Fine and Coarse Aggregates
T84 C128 Specific Gravity and Absorption of Fine Aggregate
T85 C127 Specific Gravity and Absorption of Coarse Aggregate
T176 D2419 Plastic Fines in Graded Aggregates and Soils by Use of the Sand Equivalent Test
T304 C1252 Uncompacted Void Content of Fine Aggregate

Aggregate Degradation (AGD) Samples

AASHTO
ASTM
TITLE
T96 C131 Resistance to Degradation of Small-Size Coarse Aggregate by Abrasion and Impact in the Los Angeles Machine
T103  -- Soundness of Aggregates by Freezing and Thawing 
T104 C88 Soundness of Aggregate by Use of Sodium Sulfate or Magnesium Sulfate
T327 D6928 Resistance of Coarse Aggregate to Degradation by Abrasion in the Micro-Deval Apparatus
--  D7428 Resistance of Fine Aggregate to Degradation by Abrasion in the Micro-Deval Apparatus

Viscosity Graded Asphalt Cement (BAC) Samples

AASHTO
ASTM
TITLE
T48 D92 Flash and Fire Points by Cleveland Open Cup
T49 D5 Penetration of Bituminous Materials
T201 D2170 Kinematic Viscosity of Asphalts (Bitumens)
T202 D2171 Viscosity of Asphalts by Vacuum Capillary Viscometer
T228 D70 Specific Gravity of Semi-Solid Asphalt Materials
T240 D2872 Effect of Heat and Air on a Moving Film of Asphalt Binder (Rolling Thin-Film Oven Test)

Tests on RTFO Residue

T49 D5 Penetration of the Residue
T201 D2170 Kinematic Viscosity of the Residue
T202 D2171 Viscosity of the Residue at 60°C

Performance Graded Asphalt Binder (PGB) Samples

AASHTO
ASTM
TITLE
T48 D92 Flash and Fire Points by Cleveland Open Cup
T228 D70 Specific Gravity of Semi-Solid Asphalt Materials
T301 D6084 Elastic Recovery Test of Asphalt Materials by Means of a Ductilometer
T315 D7175 Determining the Rheological Properties of Asphalt Binder Using a Dynamic Shear Rheometer (DSR)
T316 D4402 Viscosity Determination of Asphalt Binder Using Rotational Viscometer
---- D8078 Ash Content of Asphalt and Emulsified Asphalt Residues

Tests on RTFO Material

T240 D2872 Effect of Heat and Air on a Moving Film of Asphalt Binder (Rolling Thin-Film Oven Test)
T315 D7175 Determining the Rheological Properties of Asphalt Binder Using a Dynamic Shear Rheometer (DSR)
T350 D7405 Multiple Stress Creep Recovery (MSCR) Test of Asphalt Binder Using a Dynamic Shear Rheometer (DSR)

Tests on PAV Residue

R28 D6521 Accelerated Aging of Asphalt Binder Using a Pressurized Aging Vessel (PAV)
T313 D6648 Determining the Flexural Creep Stiffness of Asphalt Binder Using the Bending Beam Rheometer (BBR)
T315 D7175 Determining the Rheological Properties of Asphalt Binder Using a Dynamic Shear Rheometer (DSR)

Slurry and Micro Systems (SMS) Samples

ISSA
ASTM
TITLE
TB-100 D3910
D6372
Wet Track Abrasion of Slurry Surfaces  
----  D3910  Set Time 
TB-109  ----  Measurement of Excess Asphalt in Mixtures by Loaded Wheel Tester and Sand Adhesion 
TB-113  ----  Trial Mix Procedure of Slurry Design 
TB-139  D3910 
D6372 
Set and Cure Development by Cohesion Tester 
TB-147   D6372  Measurement of Vertical and Lateral Displacement by Loaded Wheel Tester 

Unmodified Emulsified Asphalt (EML) Samples

AASHTO
ASTM
TITLE
T59 D6934 Residue by Evaporation of Emulsified Asphalt
T59 D6997 Residue by Distillation of Emulsified Asphalt
T59 D7496 Viscosity of Emulsified Asphalt by Saybolt Furol Viscometer
T382 D7226 Determining the Viscosity of Emulsified Asphalt by a Rotational Paddle Viscometer

Tests on Residue by Distillation

T44 D2042 Solubility of the Residue in Trichloroethylene
T49 D5 Penetration of the Residue
T59  D6934 Residue by Distillation of Emulsified Asphalt

Tests on Residue by Evaporation

T44 D2042 Solubility of the Residue in Trichloroethylene
T49 D5 Penetration of the Residue
T59  D6934 Residue by Evaporation of Emulsified Asphalt

Polymer-Modified Emulsified Asphalt (PME) Samples

AASHTO
ASTM
TITLE
T59 D6934 Residue by of Emulsified Asphalt
T59 D6997 Residue by Distillation of Emulsified Asphalt
----  D7403 Determination of Residue of Emulsified Asphalt by Low-Temperature Vacuum Distillation
T59 D7496 Viscosity of Emulsified Asphalt by Saybolt Furol Viscometer
T382 D7226 Determining the Viscosity of Emulsified Asphalt by a Rotational Paddle Viscometer

Tests on Residue from Distillation (AASHTO T59)

T49 D5 Penetration of the Residue
T301 D6084 Elastic Recovery
----  D8078 Ash Content

Tests on Residue from Vacuum Distillation (ASTM D7403)

T49 D5 Penetration of the Residue
T301 D6084 Elastic Recovery
---- D8078 Ash Content

Tests on Residue from Evaporation (AASHTO T59)

T49 D5 Penetration of the Residue
T301 D6084 Elastic Recovery
---- D8078 Ash Content

Tests on Residue from Evaporation (AASHTO R78/ASTM D7497)

T49 D5 Penetration of the Residue
T301 D6084 Elastic Recovery
---- D8078 Ash Content

Asphalt Mixture Solvent Extraction (HMS) Samples

AASHTO
ASTM
TITLE
T30 D5444 Mechanical Analysis of Extracted Aggregate
T164 D2172 Quantitative Extraction of Asphalt Binder from Hot Mix Asphalt (HMA)
T319 ---- Quantitative Extraction and Recovery of Asphalt Binder from Asphalt Mixtures
---- D8159 Automated Extraction of Asphalt Binder from Asphalt Mixtures

Tests on Recovered Asphalt

R59 D1856 Recovery of Asphalt Binder from Solution by Abson Method
T49 D5 Penetration of the Residue
T315 D7175 Determining the Rheological Properties of Asphalt Binder Using a Dynamic Shear Rheometer (DSR)
T319 ---- Quantitative Extraction and Recovery of Asphalt Binder from Asphalt Mixtures
----
D5404 Recovery of Asphalt from Solution Using the Rotary Evaporator

Asphalt Mixture Gyratory (HMG) Samples

AASHTO
ASTM
TITLE
T100 ---- Specific Gravity of Soils (mineral filler)
T166 D2726 Bulk Specific Gravity of Compacted Hot Mix Asphalt (HMA) Using Saturated Surface-Dry Specimens
T209 D2041 Theoretical Maximum Specific Gravity of and Density of Hot Mix Asphalt (HMA)
T312 D6925 Preparing and Determining the Density of Hot Mix Asphalt (HMA) Specimens by Means of the Superpave Gyratory Compactor
T331 D6752 Bulk Specific Gravity and Density of Compacted Hot Mix Asphalt (HMA) Using Automatic Vacuum Sealing Method

Asphalt Mixture Marshall Design (MAR) Samples

AASHTO
ASTM
TITLE
T166 D2726 Bulk Specific Gravity of Compacted Hot Mix Asphalt (HMA) Using Saturated Surface-Dry Specimens
T209 D2041 Theoretical Maximum Specific Gravity and Density of Hot Mix Asphalt (HMA)
T245 D6926 Preparation of Bituminous Specimens Using Marshall Apparatus
T245 D6927 Resistance to Plastic Flow of Asphalt Mixtures Using Marshall Apparatus
T269 D3203 Percent Air Voids in Compacted Dense and Open Asphalt Mixtures
T331 D6752 Bulk Specific Gravity (Gmb) and Density of Compacted Hot Mix Asphalt (HMA) Using Automatic Vacuum Sealing Method
---- D3549 Thickness or Height of Compacted Asphalt Mixture Specimens

Asphalt Mixture Hveem Design - California Kneading Compaction (HCA) Samples

AASHTO
ASTM
TITLE
T166 D2726 Bulk Specific Gravity of Compacted Hot Mix Asphalt (HMA) Using Saturated Surface-Dry Specimens
T209 D2041 Theoretical Maximum Specific Gravity and Density of Hot Mix Asphalt (HMA)
T246 D1560 Resistance to Deformation and Cohesion of Hot Mix Asphalt (HMA) by Means of Hveem Apparatus
T247 D1561 Preparation of Test Specimens of Hot Mix Asphalt (HMA) by Means of California Kneading Compactor
T269 D3203 Percent Air Voids in Compacted Dense and Open Asphalt Paving Mixtures
T331 D6752 Bulk Specific Gravity and Density of Compacted Hot Mix Asphalt (HMA) Using Automatic Vacuum Sealing Method

Asphalt Mixture Hveem Design - Gyratory Shear Compaction (HTX) Samples

AASHTO
ASTM
TITLE
T166 D2726 Bulk Specific Gravity of Compacted Hot Mix Asphalt (HMA) Using Saturated Surface-Dry Specimens
T209 D2041 Theoretical Maximum Specific Gravity and Density of Hot Mix Asphalt (HMA)
T269 D3203 Percent Air Voids in Compacted Dense and Open Asphalt Paving Mixtures
T331 D6752 Bulk Specific Gravity and Density of Compacted Hot Mix Asphalt (HMA) Using Automatic Vacuum Sealing Method
TEX-206-F ---- Compacting Specimen Using the Texas Gyratory Compactor (TGC)
TEX-208-F ---- Test for Stabilometer Value of Bituminous Mixtures

Asphalt Mixture Hveem Design - 4-in Superpave Gyratory Compaction (HCO) Samples

AASHTO
ASTM
TITLE
T166 D2726 Bulk Specific Gravity of Compacted Hot Mix Asphalt (HMA) Using Saturated Surface-Dry Specimens
T209 D2041 Theoretical Maximum Specific Gravity and Density of Hot Mix Asphalt (HMA)
T269 D3203 Percent Air Voids in Compacted Dense and Open Asphalt Paving Mixtures
T331 D6752 Bulk Specific Gravity and Density of Compacted Hot Mix Asphalt (HMA) Using Automatic Vacuum Sealing Method
CP-L5106 ---- Resistance to Deformation of Bituminous Mixtures by Means of Hveem Apparatus (Colorado Method)
CP-L5115 ---- Preparing and Determining the Density of Bituminous Mixture Test Specimens Compacted by the Superpave Gyratory Compactor (Colorado Method) [100-mm (4-in.) Diameter Specimens]

Asphalt Mixture Ignition Oven (HMI) Samples

AASHTO
ASTM
TITLE
T30 D5444 Mechanical Analysis of Extracted Aggregate
T308 D6307 Determining the Asphalt Binder Content of Hot Mix Asphalt (HMA) by the Ignition Method

Paint (PNT) Samples

AASHTO
ASTM
TITLE
---- D562 Consistency of Paints Measuring Krebs Unit (KU) Viscosity Using a Stormer-Type Viscometer
---- D711 No-Pick-Up Time of Traffic Paint
---- D1475 Density of Liquid Coatings, Inks, and Related Products
---- D2369 Volatile Content of Coatings
---- D3723 Pigment Content of Water-Emulsion Paints by Low-Temperature Ashing




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