March 1971 Table of Contents

Problem Clinic Imbedding Electrical Wire

In the January issue we asked for suggestions for imbedding electrical wire in concrete without using metal conduit. This was for a reader involved in the development of a low-cost concrete housing system. Read more

Problem Clinic Residential Slabs

What are considered to be reasonable surface requirements for residential slabs? Read more

Problem Clinic Certified Plants

How many plants are now operating under the certification plan of the Prestressed Concrete Institute? Read more

Problem Clinic Snow Melting System

How much does it cost to operate a snow melting system of the type which involves circulating a heated solution through pipe coils? Read more

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