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Iceland Engineers Confirm Volcanic Ash's Binding, Aar-Quelling Properties

The International Centre of Research and Applied Technology for Alkali Aggregate Reactions has confirmed AAR-mitigating potential in ash from April’s Eyjafjallajàkull volcano eruption, crediting the material’s particle fineness and approximately 60 percent silicon dioxide content

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A.L. Patterson Acquires Nycon

Fairless Hills, Pa., precast concrete accessories manufacturer and distributor A.L. Patterson Inc. has closed on New Nycon Inc., rebranding the business

Read more: A.L. Patterson Acquires Nycon