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ASTM Developing Test Methods For Pervious Concrete

The increasing use of and interest in pervious concrete in construction has led to a need for test methods for the material. Subcommittee C09.49 on Pervious Concrete, part of ASTM International Committee C09 on Concrete and Concrete Aggregates, is currently working on proposed test methods, including two that will cover hardened density and compressive strength

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USGS: Aggregate Up In Q2

The U.S. Geological Survey reports that an estimated 331 million metric tons of crushed stone were produced and shipped for consumption in the United States in the second quarter, an increase of 6.4% compared with the second quarter of 2009

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What May Not Soon Go Away

Case in point: I've maintained, even going so far as to profess this insight to my bosses, that once this recession ends, the aggregate industry will return to business as usual.

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