New ASTM standard supports recycling of fresh, returned concrete

Sources: ASTM International, West Conshohocken, Pa.; CP staff

ASTM Committee C09 on Concrete and Concrete Aggregates’ C1798, Specification for Returned Fresh Concrete for Use in a New Batch of Ready-Mixed Concrete, affords producers process, verification, and record-keeping procedures to lower stockpile volume or reclaimer throughput.

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