An Analysis of the Variables in Concrete From the Construction Standpoint
Walter P. Bloecher
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With our present-day refinement in the design and application of concrete, the principal problem of the industry, stated in the abstract, is how to get predetermined uniformity of strength. Recent researches have perfected our knowledge of the factors involved to such an extent that, given normal materials and conditions, this can be accomplished in any good laboratory with reasonable certainity of results.