January 1973 Table of Contents

Problem Clinic Avoiding Inaccurate Low Strength Data

Concrete test cylinders are usually prepared carelessly, mishandled and otherwise abused. This results in lower cylinder strengths. Can it be said that proper cylinder strengths can only be achieved by carefully following the prescribed standard methods o Read more

Problem Clinic Shower Floor Repair

We are preparing construction documents for remodeling a junior high school shower and locker room. The building was constructed in the thirties. Floor construction is a four-inch thick concrete slab on grade with a 1 l/2-inch concrete topping. The toppin Read more

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