HRG Spotlight: Cold in Place Recycling Technology Delivers Morgan County Residents a Rehabilitated Road

During 2022, County Engineer Tony Hinkle reached out to Heritage Research Group (HRG), to have Waverly Park Road in Morgan County, Indiana, be sampled for a potential recycling project. The results from pavement sampling determined that the road was a candidate for a 4-inch Cold In-place Recycling (CIR) treatment. Based on the report’s recommendations, Hinkle made the decision to move forward with the CIR treatment to repair and preserve the pavement.  

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Reclaiming Resources through Cold in Place Recycling

Over the years, asphalt has become the most popular choice when it comes to selecting environmentally friendly pavements. To take it one step further, cold mix pavement layers have been developed to create even more sustainable products for road construction. Cold recycling techniques are methods that not only avoid the application of heat but reuse aged asphalt pavements already within the current infrastructure. This technique used helps treat raveling, potholes, skid resistance, rutting, block cracking, and so much more.  

Cold recycling includes two subcategories, cold in place recycling (CIR) and cold central plant recycling (CCPR). In this article we will highlight a successful CIR project in Jefferson County, Indiana. 

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Why You Should Consider a Career in the Asphalt Industry

At AMI we are driven to be the best team in asphalt, and we use each day to grow and reinforce our reputation for exceeding expectations. Our greatest asset is our hardworking team who works together to make a real difference in the world. The asphalt industry may be a fit for you if you strive to build things that matter and enjoy learning and problem-solving as a team. Trade jobs offer great career potential and provide good pay and stability. The asphalt industry needs skilled workers interested in opportunities to grow. 

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Stay Safe this School Year with these Bus Safety Tips

Students across the country are heading back to school now, which often brings changes in traffic patterns and additional considerations on the road. Millions of students nationwide begin and end their day with a trip on a school bus. According to the National Highway Traffic Safety Administration (NHTSA), less than 1 percent of all traffic fatalities involve children on school transportation vehicles. Buses are designed with special safety features like large mirrors and flashing lights to keep students safe, but students can still be at risk when approaching or leaving a school bus. It is incredibly important for drivers, parents, and students to understand bus safety to keep everyone safe.  

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Asphalt Magazine: A Complete Approach to Pavement Sustainability

Pavement sustainability continues to be one of the most crucial areas of research in the asphalt industry. While it is common to understand sustainability in a purely environmental context, truly sustainable products and innovations also have positive economic and social implications. 

Below, industry sustainability thought leader and Sustainability Engineer at the Asphalt Institute, Dr. Chait Bhat, details the appropriate scope for comparing Environmental Product Declarations (EPDs) per the International Organization for Standardization (ISO) standards language in Asphalt Magazine. His article follows a previous article from Dr. Mark Buncher covering the appropriateness of comparing material EPDs. 

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Late AMI Employee Honored by the Monroe County Road Commission 

Co-authored by Zoe Buhl,

On July 12th, the Monroe County Road Commission gathered to pay tribute to a truly remarkable individual. They unveiled a sign dedicating more than 10 miles of St. Anthony and Samaria roads in Monroe County that will forever bear the name of a beloved individual who left an unforgettable mark on the lives of those he touched – Scott Assenmacher.

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MnDOT finds PMBs Extend Road Service Life by Six Years

Many highway agencies recognize the benefits of using modified asphalts to reduce pavement distress and increase service life. A recent study from the Minnesota Department of Transportation (MnDOT) found that asphalt pavements with polymer-modified binders (PMBs) perform better than pavements with unmodified asphalt binders. They also found that modified binders are more cost-effective, even for local low-volume roads. While pavements with PMBs may cost more initially, performance is improved in the long run. 

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