September 1956 Table of Contents

Features Automatic curing

What is meant by "automatic" curing? Read more

Features Removing rust stains

What is the best way to remove rust stains from concrete? Read more

Features Entrainment vs strength

Does air entrainment always decrease concrete strength? Read more

Problem Clinic When to Paint

Is it safe to paint a concrete floor shortly after it has been poured ? Read more

Problem Clinic Dusty Floors

What is the cause of dusty concrete floors, and how can the condition be corrected? Read more

Problem Clinic Cover Over Radiant Heat

What thickness of concrete may safely be placed over the pipes in a radiant heating system? Read more

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