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Precast-prestressed concrete producers long ago proved our product as a method for providing durable high-performance structural elements for bridges and commercial buildings. In recent years, however, some of these producers have found a new market segment for their product: pavement construction.
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A contractor we supply asked for help in meeting the new energy code requirements for a residential project.
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A flooring contractor has experienced problems on four occasions over the years with his two-part polyurethane floor covering not bonding to our concrete slab-on-grade. He has said that the acid-etch process prior to installing the covering did not react very well with our slab surface, based on...
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A customer recently divided the placement of a large slab-on-grade warehouse floor into 2 pour days. The plans required the contractor to apply a metallic-aggregate dry-shake hardener. For each pour, a standard 3500-psi concrete mix, without air, was pre-ordered. But on the second day, the crew was...
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This time of year always brings numerous complaints about driveway wearing surfaces. Conditions that mar a driveway's beauty-and are the homeowner's most common complaint-are popouts and exposed rocks at the slab's surface. More precisely, crushed limestone aggregate is exposed after the medium...
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