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If we're to look at specifications for the water-cement ratio and water-cement ratio law, it would be helpful to look back to their origin. It's been 79 years since Duff [...]

Although adding water to ready-mix concrete when the truck reaches the job is done routinely on most projects, it continues to pose a problem, real or imagined. A careful reading [...]

'Life was simpler then' is the sad lament, repeated over and over again, as we face changing times. The meaning and application of water-cement ratio, as well as minimum cement [...]

Problems of concrete placement often lead to reduced standards of quality and concrete performance. It's not always possible to pinpoint a problem because its cause is often shared. An unimaginative [...]

Overdesigning the Mix How Much Is Enough? Starting Point for Concrete Mix Overdesign When the mix design for a specified strength is submitted, the overdesign required is the difference between [...]