Preparing for Indiana’s Specification Change

The Indiana Department of Transportation (INDOT) announced a significant change in asphalt binder specifications in 2024, transitioning from PG 64-22 to PG 58-28. This change, effective for contracts let on or after September 1, 2024, affects all base grade liquid asphalt binder in Indiana as well as the testing requirements (from AASHTO M320 to AASHTO M332, incorporating AASHTO R92 requirements). In addition, the terminology of which liquid asphalt binders are referred to will be updated to align with these changes.

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Our Unwavering Commitment to Team Safety

At Asphalt Materials, doing the right thing is engrained in every aspect of our culture. So, when it comes to safety, our team understands it’s not only a priority but the non-negotiable foundation of our success. 

As we gear up for the upcoming season, our dedication to ensuring a safe and healthy work environment is stronger than ever. We implement several protocols in our daily operations, but we’re also no strangers to improving systems even further. Take a look at some of our tried-and-true methods, as well as upcoming initiatives at AMI. 

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