Retaining Walls

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Improper reroofing can cause masonry leaks

Shortly after the reroofing of the lower level of an office building I own, a rainstorm occurred.Water leaked into the offices below the roof. We hadn't had leakage before. An investigation of the roof membrane, which included a flood test and spray test of the membrane and base flashings showed that the new roof membrane was not at fault. The roofer said that the leaks were coming from the masonry. When we sprayed water on the masonry wall section that extends above the lower roof level, leaks did develop. Did the reroofing process damage the masonry walls, causing them to leak? More

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Revolutionary Retaining Walls

New mortarless, stackable concrete block systems are answering the needs of the growing retaining wall market. Because these systems are mass produced in concrete block plants, controlled production quality and cost savings are possible. More

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