Topic Tag: Unit 4


Some experts suggest that allow the cost of labor and materials in weatherproofing a concrete project amount to less than one percent of the cost of the job, as much as 95 percent of the repair and maintenance costs associated with concrete structures are a result of weathering. While some damage from weathering is bound to occur, the fact remains …

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Fundamental Math

Abrasive blasting is the process of ejecting a stream of abrasive particles from a blast machine using compressed air propelled at high speeds. Abrasive blasting is used for the cleaning, surface preparation and finishing of concrete surfaces.  As a finishing technique, abrasive blasting can produce pleasing, decorative effects, enhancing the visual features of the sandblasted …

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