Scope of Work 2024.pdf

Scope of Work

The following services of the AASHTO re:source, the Cement and Concrete Reference Laboratory, and the AASHTO Accreditation Program will be made available on request to the FHWA – Eastern Federal Lands Highway Division from November 1, 2023 to October 31, 2024.

1. AASHTO Accreditation Program (AAP)

a. Annual participation in the AAP R18 “Standard Practice for Establishing and Implementing a Quality

System for Construction Materials Testing Laboratories” accreditation program.

b. An on-site assessment of the laboratory for compliance to ISO/IEC 17025 “General Requirements for the

Competence of Calibration and Testing Laboratories” will be provided along with a written report of findings.

2. Programs of the AASHTO re:source

a. An in sequence on-site assessment of the laboratory will be provided along with a written report of findings.

b. The following proficiency samples will be provided to the laboratory for testing along with a statistical report of finding.

1. One pair of Aggregate Degradation test samples

2. One pair of Aggregate Gradation and Gravity test samples

3. One pair of Soil Classification and Compaction test samples

4. One pair of Soil California Bearing Ratio (CBR) test samples

5. One pair of Soil Resistance R-Value test samples

6. Two pairs of Viscosity Graded Asphalt Cement test samples distributed at six-month intervals

7. Two pairs of Performance Graded Asphalt Binder test samples distributed at six-month intervals

8. One pair of Polymer Modified Emulsified Asphalt test samples

9. One pair of Unmodified Emulsified Asphalt test samples

10. One pair of Slurry and Micro Systems test samples

11. One pair of Asphalt Mixture Marshall Design test samples

12. One pair of Asphalt Mixture Hveem Design test samples (California Kneading

Compaction)

13. One pair of Asphalt Mixture Hveem Design test samples (Gyratory Shear TX

Compaction)

14. One pair of Asphalt Mixture Hveem Design test samples (4-in Gyratory – CO

Compaction)

15. One pair of Asphalt Mixture Gyratory tests samples

16. One pair of Asphalt Mixture Solvent Extraction test samples

17. One pair of Asphalt Mixture Ignition Oven test samples

18. One pair Paint test samples

c. Technical and administrative support for development of standards by the AASHTO Committee on Materials and Pavements.

d. Operation of Falling Weight Deflectometer (FWD) Calibration Center Operator Certification Program (includes annual assessments of the calibration centers, annual load cell calibration, and technical support).

3. Participation in CCRL Programs

a. An in sequence on-site assessment of the Portland cement, pozzolan, concrete, aggregate, and reinforcing steel laboratory will be provided along with a written report of findings.

b. The following proficiency samples will be provided to the laboratory for testing along with a statistical report of finding.

1. Two pairs of Portland Cement test samples

2. One pair of Blended Cement test samples

3. One pair of Masonry Cement test samples

4. One pair of Concrete Masonry Unit test samples

5. Two pairs of Concrete test samples

6. One pair of Masonry Mortar test samples

7. Two pairs of Pozzolan test samples

8. One pair of Rebar test samples

AASHTO Accreditation Details

Quality Management System - accredited since 2/1/2001 R18, ISO/IEC 17025, C1077 (Aggregate), C1077 (Concrete)

Asphalt Binder - accredited since 2/1/2001 R28, R29, T48, T49, T53, T228, T240, T313, T315, T316, T350, D5

Emulsified Asphalt - accredited since 5/23/2014 T59 (Particle Charge) T59 (Residue by Evaporation) T59 (Saybolt Viscosity at 25°C (77°F)) T59 (Saybolt Viscosity at 50°C (122°F)) D6997 (Residue by Distillation)

Asphalt Mixture - accredited since 2/1/2001 R30, R35, R47, R68, T30, T164, T166, T168, T209, T245, T269, T283, T305, T308, T312, T324, T329, T331, D3549, D5404, D7227

Soil - accredited since 7/15/2001 R58, T88, T89, T90, T99, T100, T180, T193, T265, T267, T288, T289

Rock - accredited since 12/10/2020 D7012 (Method C without D4543 sample preparation)

Aggregate - accredited since 7/15/2001 R76, R90, T11, T19, T27, T84, T85, T96, T100 (Mineral Filler), T104, T176, T255, T304, T335, C117, C127, C128, C136, D4791, D5821

Concrete - accredited since 5/9/2005 M201, R60, R100, T22, T97, T119, T121, T152, T162, T196, T231 (7000 psi and below), T277, T303, T309, C31, C39, C78, C138, C143, C172, C173, C231, C305, C511, C617 (7000 psi and below), C1064, C1202, C1231 (7000 psi and below), C1260, C1567