Northern Ontario Aggregates Operations Seek to Enhance Biodiversity

The Ontario Aggregate Resources Corp. (TOARC), through the Management of Abandoned Aggregate Properties (MAAP) program, focuses on two important Aggregate Resources Trust purposes: the rehabilitation of legacy pits and quarries, and research relating to aggregate resource management, including rehabilitation.

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Donaldson Blue Air Filters Have Ultra-Web Fine Fiber Technology

Donaldson Blue air filters with Ultra-Web fine fiber technology protect engines by providing better initial and overall efficiency compared to conventional cellulose media. “We invented air filters for heavy-duty diesel engines more than 100 years ago and were the first to develop nanofiber air filter media for diesel engines more than 20 years ago. Today, we continue to innovate with…

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Haydon Materials Takes Aerial Control of Inventory Management

Headquartered in Bardstown, Ky., Haydon Materials LLC and its affiliates is a family-owned aggregates and paving operations company with a long history in the construction materials business. The company specializes in bituminous asphalt production and lay down, along with crushed limestone. Currently, the company owns and operates four limestone quarries, two asphalt plants and one stone distribution yard.

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