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Testing is the foundation on which Trimat was built. Trimat has a full service materials testing laboratory. We are committed to exceeding standards of testing and delivering solid results that can be applied to the success of our clients.

Trimat can provide testing on projects that require:

  • NCDOT certifications for laboratory or technicians

  • AASHTO Accredited for ASTM E 329, D 3666, D3740, C1077, and AASHTO R18.

 Aggregates

  • Flat and Elongated

  • Specific Gravity/Absorption (Coarse and Fine)

  • ABC Quality Control Testing

  • Gradation (Coarse and Fine)

 Soils

  • Laboratory analysis of the properties of soil and rock

  • Soil Classifications

  • Standard/Modified Proctors

  • Atterberg Limits

  • Organic Content of soils

  • Grain size analysis/Gradation

  • CBR Testing

  • Full Depth reclamation (FDR) design

  • Cement Layer Mix design

  • NCDOT Tier 1 and Tier 2 Certified

 Concrete Testing – Laboratory

  • 3 point Concrete Mix Designs

  • NCDOT Pavement Mix Designs

  • P501 Mix Designs

  • Compressive strength testing, cores, mortar cubes, beams and cylinders

  • Flexural testing of PCC Beams

 Asphalt Testing – Laboratory

  • Full Superpave mix designs

  • P401 and P403 Mix designs

  • Bulk and Maximum specific gravity tests

  • Chemical extraction

  • Recovery of asphalt by Rotovap method

  • HMA Ignition extraction

  • TSR Testing

  • Performance grading of asphalt binder

  • RAP stockpile extraction and grading

  • Asphalt Mixture Ignition Furnace Calibration Factors

  • Asphalt Compressive Strength testing

  • Asphalt Mixture Performance Testing (AMPT)

  • APA Testing using our APA Junior

  • Crack Testing - IDEAL - CT (Crack testing index) and semi-Circular Bend (SCB) Test (I-Fit analysis)

  • Indirect Tensile Strength Test

  • Moisture Sensitivity Testing (MIST)

  • Tensile Strength Ratio

  • Stripping of Asphalt Mixtures using Boil Test

  • Cohesion and Adhesion damage in asphalt mixtures using MIST

 

 


 

RECENT WORK COMPLETED AT RDU

Trimat provided lab and field services for concrete (P501), subgrade soil (P152), recycled crushed concrete base course (P219) and lean concrete base course (P306). Our services included mix designs for the cement treated base and aggregates and P501, field testing for all materials placed, onsite lab testing for aggregates and P501, project management, specialized lab testing, and consulting for the project. This project entailed replacement of the concrete pavement for the 1700’ Taxiway. This replacement required new subgrade, drainage, light cans, asphalt shoulders and concrete pavement.

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