DOI

10.5703/1288284317752

Abstract

The primary objective of this research was to evaluate pavement damage that may occur during the pavement milling process, which is critical to the overlay design and performance of asphalt pavements. To achieve this purpose, the most common milling practices in Indiana were implemented on several trial sections and various damage characterization tests performed in the field and laboratory. The research provided a testing methodology to determine if a milling machine was having detrimental effects on the residual pavement and a process to “tune” the particular milling machine to its optimal operational standards to minimize detrimental effects. Finally, this research developed more reliable milling procedures and specifications that can lead to less damage on residual pavements and therefore better pavement performance.

Report Number

FHWA/IN/JTRP-2024/18

Keywords

asphalt pavements, pavement milling, milling operational speed, elastic modulus, testing methodologies

SPR Number

4332

Performing Organization

Joint Transportation Research Program

Publisher Place

West Lafayette, Indiana

Date of this Version

2024

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