ASTM C94 to recognize in transit, automated water dosing

Source: National Ready Mixed Concrete Association, Silver Spring, Md.

ASTM Subcommittee C09.40 on Ready Mixed Concrete has approved a revision to C94 Standard Specification for Ready Mixed permitting limited addition of water to a concrete load en route to a job site. It recognizes equipment that gauges the slump of material within a mixer drum, and adds water needed to meet a pour’s workability target.

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