Research Dashboard

Track what’s underway, what’s coming next, and what’s ready to put into practice from CAPRI.

4 Ongoing
8 Completed

Current Research

Projects currently underway with CAPRI funding and member agency participation.

Active

Validation of Short- and Long-Term Oven Aging Lab Procedures (Part 2)

Status: Active research project Total Cost: $96,000 Expected completion: October 2026
30% complete

Part 2 of CAPRI’s project refining and validating AASHTO R 30 (STOA) and R 121 (LTOA) laboratory aging procedures.

Active

Evaluation of Reheating and Aging Adjustment Factors for BMD in QA

Status: Active research project Total Cost: $100,000 Expected completion: December 2026
20% complete

Multi-lab IDEAL-CT cracking performance study supporting QA implementation and evaluating adjustment factors for reheating or additional aging on BMD test results in production.

Active

Field Evaluation of Long-Term Cracking Performance of High RAM Asphalt Mixtures

Status: Active research project
95% complete

Project evaluating the long-term cracking performance of high RAM asphalt mixtures in the field.

Active

A Synthesis of Approaches Used to Incorporate Balanced Mix Design Testing into Production

Status: Active research project
20% complete

Synthesis project documenting approaches used to incorporate Balanced Mix Design testing into asphalt mixture production.

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Completed Research

Published findings and implementation resources available to CAPRI members and the broader pavement community.

Completed

Examining Specimen Fabrication Variabilities of BMD

Status: Completed Total Cost: $230,000

Study evaluating how specimen fabrication procedures impact Balanced Mix Design performance testing consistency.

The project examined four common sources of variability in BMD specimen fabrication.

Completed

BMD with Absorptive Aggregates

Status: Completed

Laboratory assessment of the impact of absorptive aggregates on Balanced Mix Design testing and potential mitigation strategies.

Completed

Validation of Short- and Long-Term Oven Aging Lab Procedures (Part 1)

Status: Completed Total Cost: $64,000

Part 1 of CAPRI’s project refining and validating AASHTO R 30 short-term oven aging and AASHTO R 121 long-term oven aging laboratory procedures.

Completed

Guidelines and Recommendations for Field Validation of BMD Implementation

Organization: NCAT PI: Jim Musselman

Guidance for validating performance test criteria supporting BMD implementation.

Completed

TechBrief: Asphalt Longitudinal Joint Best Practices

Organization: NCAT PI: Thomas Harman

Best practices for construction methods, materials, and acceptance of longitudinal joints.

Completed

Longitudinal Joints 2-Pager

Organization: NCAT PI: Thomas Harman

Condensed summary highlighting key findings and recommendations.

Completed

Effect of Dwell Time and Lag Time on IDEAL-CT and IDEAL-RT Results

Organization: NCAT PI: Adam Taylor

Expanded CAPRI study examining production timing impacts on cracking and rutting tests.

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