May 1961 Table of Contents

Features Visibility table

With normal eyesight, at what distances is it possible to see exposed aggregates in the surface of concrete? Read more

Features Polyethylene curing

How do temperature ranges of concrete under polyethylene film compare with concrete under waterproof paper? Read more

Features Weathering concrete

Is there a practical procedure for imparting a weathered appearance to new concrete surfaces? Read more

Problem Clinic Effect of Sugar

How much sugar is required to keep concrete indefinitely in a plastic condition? Read more

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