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My dispatcher received a phone from a residential neighbor who just had a new driveway placed. ItÆs been stained with various oils from workersÆ construction vehicles. Can we use a 1400-psi washer we use to clean our equipment for this purpose? And after the cleaning is there a sealer this neighbor...
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In our area, people are discussing the benefits or disadvantages of finishing exterior concrete containing ground granulated blast furnace (GGBF) slag. One group claims that since slag is finer than portland cement, a finisher brings more fines to the surface after straight edge and floating and...
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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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Five years ago we supplied the concrete for an elevated slab that was later covered with vinyl composition floor tiles. We recently got a letter from the building owner telling us that the floor tiles were coming loose and that the flooring installer had inspected the problem, measured the pH at...
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